criyle/codenet-compile-errors huggingface dataset:
Language: C

#include <stdio.h>
#define f(c,d)for(c=d%2;c<d;c+=2)
x(i,j){if(a)p[i]=60,p[i+1]=62,a--;}
y(i,j){if(b)p[i]=94,p[i+m]=118,b--;}
p[2<<19],a,b,m,i,j,o,main(n) {
	scanf("%d%d%d%d",&n,&m,&a,&b);
	if(n&1)f(j,m)x(j);
	if(m&1)f(i,n)y(i*m);
	if(n>2&m>2&n&m&a&a>0&b>0)a++,x(0),x(2*m+1),y(2);
	f(i,n)f(j,m)if(p[(o=i*m+j)+1]);else if(a)x(o),x(o+m);else y(o),y(o+1);
	puts(a|b?"NO":"YES");if(1-a-b)for(i=0;i<n*m;++i%m||puts(""))putchar(p[i]?:46);
}

Compiler output:
main.c:3:1: error: return type defaults to 'int' [-Wimplicit-int]
    3 | x(i,j){if(a)p[i]=60,p[i+1]=62,a--;}
      | ^
main.c: In function 'x':
main.c:3:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:3:1: error: type of 'j' defaults to 'int' [-Wimplicit-int]
main.c:3:11: error: 'a' undeclared (first use in this function)
    3 | x(i,j){if(a)p[i]=60,p[i+1]=62,a--;}
      |           ^
main.c:3:11: note: each undeclared identifier is reported only once for each function it appears in
main.c:3:13: error: 'p' undeclared (first use in this function)
    3 | x(i,j){if(a)p[i]=60,p[i+1]=62,a--;}
      |             ^
main.c: At top level:
main.c:4:1: error: return type defaults to 'int' [-Wimplicit-int]
    4 | y(i,j){if(b)p[i]=94,p[i+m]=118,b--;}
      | ^
main.c: In function 'y':
main.c:4:1: error: type of 'i' defaults to 'int' [-Wimplicit-int]
main.c:4:1: error: type of 'j' defaults to 'int' [-Wimplicit-int]
main.c:4:11: error: 'b' undeclared (first use in this function)
    4 | y(i,j){if(b)p[i]=94,p[i+m]=118,b--;}
      |           ^
main.c:4:13: error: 'p' undeclared (first use in this function)
    4 | y(i,j){if(b)p[i]=94,p[i+m]=118,b--;}
      |             ^
main.c:4:25: error: 'm' undeclared (first use in this function)
    4 | y(i,j){if(b)p[i]=94,p[i+m]=118,b--;}
      |                         ^
main.c: At top level:
main.c:5:1: warning: data definition has no type or storage class
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      | ^
main.c:5:1: error: type defaults to 'int' in declaration of 'p' [-Wimplicit-int]
main.c:5:10: error: type defaults to 'int' in declaration of 'a' [-Wimplicit-int]
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |          ^
main.c:5:12: error: type defaults to 'int' in declaration of 'b' [-Wimplicit-int]
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |            ^
main.c:5:14: error: type defaults to 'int' in declaration of 'm' [-Wimplicit-int]
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |              ^
main.c:5:16: error: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |                ^
main.c:5:18: error: type defaults to 'int' in declaration of 'j' [-Wimplicit-int]
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |                  ^
main.c:5:20: error: type defaults to 'int' in declaration of 'o' [-Wimplicit-int]
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |                    ^
main.c:5:30: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
    5 | p[2<<19],a,b,m,i,j,o,main(n) {
      |                              ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define X first
#define Y second
#define mp make_pair
#define pb push_back
#define Debug(...) fprintf(stderr, __VA_ARGS__)

typedef long long LL;
typedef long double LD;
typedef unsigned int uint;
typedef pair <int, int> pii;
typedef unsigned long long uLL;

template <typename T> inline void Read(T &x) {
  char c = getchar();
  bool f = false;
  for (x = 0; !isdigit(c); c = getchar()) {
    if (c == '-') {
      f = true;
    }
  }
  for (; isdigit(c); c = getchar()) {
    x = x * 10 + c - '0';
  }
  if (f) {
    x = -x;
  }
}

template <typename T> inline bool CheckMax(T &a, const T &b) {
  return a < b ? a = b, true : false;
}

template <typename T> inline bool CheckMin(T &a, const T &b) {
  return a > b ? a = b, true : false;
}

const int N = 1005;

int s[N][N];

int main() {
#ifdef wxh010910
  freopen("d.in", "r", stdin);
#endif
  int n, m, a, b;
  Read(n), Read(m), Read(a), Read(b);
  if (n & 1) {
    if (a) {
      for (int j = 1; j < m; j += 2) {
        s[1][j] = 1, s[1][j + 1] = 2, --a;
        if (!a) {
          break;
        }
      }
    }
  }
  if (m & 1) {
    if (b) {
      for (int j = 2; j <= n; j += 2) {
        s[i][1] = 1, s[i + 1][1] = 2, --b;
        if (!b) {
          break;
        }
      }
    }
  }
  if (a >= 2) {
    for (int j = 1; j < m; ++j) {
      for (int i = 1; i < n; ++i) {
        if (!s[i][j] && !s[i][j + 1] && !s[i + 1][j] && !s[i + 1][j + 1]) {
          s[i][j] = s[i + 1][j] = 1, s[i][j + 1] = s[i + 1][j + 1] = 2, a -= 2;
          if (a < 2) {
            j = m;
            break;
          }
        }
      }
    }
  }
  if (a && !s[n][m - 1] && !s[n][m]) {
    s[n][m - 1] = 1, s[n][m] = 2, --a;
  }
  if (a) {
    puts("NO");
    return 0;
  }
  for (int i = 1; i < n; ++i) {
    for (int j = 1; j <= m; ++j) {
      if (!s[i][j] && !s[i + 1][j]) {
        s[i][j] = 3, s[i + 1][j] = 4, --b;
        if (!b) {
          i = n;
          break;
        }
      }
    }
  }
  if (b) {
    puts("NO");
    return 0;
  }
  puts("YES");
  for (int i = 1; i <= n; ++i) {
    for (int j = 1; j <= m; ++j) {
      if (!s[i][j]) {
        putchar('.');
      } else if (s[i][j] == 1) {
        putchar('<');
      } else if (s[i][j] == 2) {
        putchar('>');
      } else if (s[i][j] == 3) {
        putchar('^');
      } else {
        putchar('v');
      }
    }
    putchar(10);
  }
#ifdef wxh010910
  Debug("My Time: %.3lfms\n", (double)clock() / CLOCKS_PER_SEC);
#endif
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:64:11: error: 'i' was not declared in this scope
   64 |         s[i][1] = 1, s[i + 1][1] = 2, --b;
      |           ^
Language: C

#include<stdio.h>
#include<stdlib.h>
#include<math.h>
#define ll long long
#define rep(i,l,r)for(ll i=(l);i<(r);i++)
#define max(p,q)((p)>(q)?(p):(q))
#define min(p,q)((p)<(q)?(p):(q))
#define INF ((1LL<<62)-(1LL<<31))

char s[1010][1010];
int n,m,a,b;

void f(){
	//2x2の組
	for(int i=0;i+1<n;i+=2)for(int j=0;j+1<m;j+=2){
		if(a){
			s[i][j]='<';s[i][j+1]='>';
			a--;
			if(a){
				s[i+1][j]='<';s[i+1][j+1]='>';
				a--;
			}else{
				s[i+1][j]='.';s[i+1][j+1]='.';
			}					
		}else if(b){
			s[i][j]='^';
			s[i+1][j]='v';
			b--;
			if(b){
				s[i][j+1]='^';
				s[i+1][j+1]='v';
				b--;
			}else{
				s[i][j+1]='.';
				s[i+1][j+1]='.';
			}
		}else{
				s[i  ][j  ]='.';s[i  ][j+1]='.';
				s[i+1][j  ]='.';s[i+1][j+1]='.';
		}
	}
}

void g(int x,int size){
	if(size==1){
		s[x][x]='.';
		return;
	}
	for(int i=0;i+1<size;i+=2){
		if(a){
			s[x][x+i+1]='<';s[x][x+i+2]='>';
			a--;
		}else{
			s[x][x+i+1]='.';s[x][x+i+2]='.';
		}
		if(a){
			s[x+size-1][x+i]='<';s[x+size-1][x+i+1]='>';
			a--;
		}else{
			s[x+size-1][x+i]='.';s[x+size-1][x+i+1]='.';
		}
		if(b){
			s[x+i  ][x]='^';
			s[x+i+1][x]='v';
			b--;
		}else{
			s[x+i  ][x]='.';
			s[x+i+1][x]='.';			
		}
		if(b){
			s[x+i+1][x+size-1]='^';
			s[x+i+2][x+size-1]='v';
			b--;
		}else{
			s[x+i+1][x+size-1]='.';
			s[x+i+2][x+size-1]='.';
		}
	}
	g(x+1,size-2);
}

int main(){
	scanf("%d%d%d%d",&n,&m,&a,&b);
	if(n%2==0&&m%2==0){
		f();
	}else if(n%2==1&&m%2==0){
		for(int j=0;j<m;j+=2){
			if(a){
				s[n-1][j]='<';s[n-1][j+1]='>';
				a--;
			}else{
				s[n-1][j]='.';s[n-1][j+1]='.';
			}
		}
		f();
	}else if(n%2==0&&m%2==1||!(a==b&&(a+b)*2+1==n*m))){
		for(int i=0;i<n;i+=2){
			if(b){
				s[i  ][m-1]='^';
				s[i+1][m-1]='v';
				b--;
			}else{
				s[i  ][m-1]='.';
				s[i+1][m-1]='.';
			}
		}
		f();
	}else{
		//渦巻き
		g(0,n);
	}

	if(a||b){
		puts("NO");
	}else{
		puts("YES");
		rep(i,0,n)puts(s[i]);
	}
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:96:58: error: expected statement before ')' token
   96 |         }else if(n%2==0&&m%2==1||!(a==b&&(a+b)*2+1==n*m))){
      |                                                          ^
main.c:108:10: error: 'else' without a previous 'if'
  108 |         }else{
      |          ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------

int H,W,A,B;
int OH,OW,OA,OB;

string S[1010];

void output() {
	int y;
	FOR(y,OH) cout<<S[y]<<endl;
	exit(0);
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>H>>W>>A>>B;
	OH=H,OW=W,OA=A,OB=B;
	FOR(i,2) {
		H=OH,W=OW,A=OA,B=OB;
		
		FOR(y,H) S[y]=string(W,'.');
		
		if(i==0) {
			if(H%2==1) {
				for(x=0;x<W-1&&A;x+=2) S[H-1][x]='<', S[H-1][x+1]='>', A--;
				H--;
			}
			if(W%2==1) {
				for(y=0;y<H-1&&B;y+=2) S[y][W-1]='^', S[y+1][W-1]='v', B--;
				W--;
			}
		}
		else {
			if(W%2==1) {
				for(y=0;y<H-1&&B;y+=2) S[y][W-1]='^', S[y+1][W-1]='v', B--;
				W--;
			}
			if(H%2==1) {
				for(x=0;x<W-1&&A;x+=2) S[H-1][x]='<', S[H-1][x+1]='>', A--;
				H--;
			}
		}
		
		for(y=0;y<H;y+=2) {
			for(x=0;x<W;x+=2) {
				if(A) {
					A--;
					S[y][x]='<';
					S[y][x+1]='>';
					if(A) {
						A--;
						S[y+1][x]='<';
						S[y+1][x+1]='>';
					}
				}
				else if(B) {
					B--;
					S[y][x]='^';
					S[y+1][x]='v';
					if(B) {
						B--;
						S[y][x+1]='^';
						S[y+1][x+1]='v';
					}
				}
			}
		}
		if(A==0 &&==0) output();
	}
	assert(OW%2 || OH%2);
	cout<<"NO"<<endl;
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:81:27: error: expected primary-expression before '==' token
   81 |                 if(A==0 &&==0) output();
      |                           ^~
Language: C++

#include <cstring>
#include <cstdint>
#include <iostream>
#include <string>
#include <memory>
#include <queue>
#include <limits>
#include <list>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <utility>
#include <sstream>
#include <random>
#include <functional>
#include<algorithm>
#include <array>
#include<random>
using namespace std;

int main() {
	int N, M;
	int A, B;
	cin >> N >> M >> A >> B;
	vector<char> tiles(M * N);

	for (size_t i = 0; i < M + N; i++)
	{
		tiles[i] = '.';
	}

	auto existZone = [&](int x, int y)->auto{
		return (x < M && y < N);
	};

	auto getID = [&](int x, int y)->auto{
		return x + y * M;
	};

	int px = 0, py = 0;
	for (size_t i = 0; i < A; i++)
	{
		if (py >= N) {
			py = 0; px += 2;
		}
		if (! ( existZone(px, py) && existZone(px + 1, py) ) )goto ONERR;
		tiles[getID(px, py)] = '<';
		tiles[getID(px + 1, py)] = '>';
		py += 1;
	}

	int mpx = px, mpy = py;
	size_t i = 0;
	for (; i < B; i++)
	{
		if (py >= N) {
			if (px == mpx) {
				py = mpy;
				if(py >= N)px += 1;
			}
			else py = 0;
			px += 1;
		}
		if (!(existZone(px, py) && existZone(px, py + 1)))break;
		tiles[getID(px, py)] = '^';
		tiles[getID(px, py + 1)] = 'v';
		py += 2;
	}

	cout << "YES" << endl;
	for (size_t j = 0; j < N; j++)
	{
		for (size_t i = 0; i < M; i++)
		{
			cout << tiles[j * M + i];
		}
		cout << endl;
	}
	goto END;

ONERR:
	cout << "NO";

END:


	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:82:1: error: jump to label 'ONERR'
   82 | ONERR:
      | ^~~~~
a.cc:47:76: note:   from here
   47 |                 if (! ( existZone(px, py) && existZone(px + 1, py) ) )goto ONERR;
      |                                                                            ^~~~~
a.cc:54:16: note:   crosses initialization of 'size_t i'
   54 |         size_t i = 0;
      |                ^
a.cc:53:23: note:   crosses initialization of 'int mpy'
   53 |         int mpx = px, mpy = py;
      |                       ^~~
a.cc:53:13: note:   crosses initialization of 'int mpx'
   53 |         int mpx = px, mpy = py;
      |             ^~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef signed long long ll;

#undef _P
#define _P(...) (void)printf(__VA_ARGS__)
#define FOR(x,to) for(x=0;x<(to);x++)
#define FORR(x,arr) for(auto& x:arr)
#define ITR(x,c) for(__typeof(c.begin()) x=c.begin();x!=c.end();x++)
#define ALL(a) (a.begin()),(a.end())
#define ZERO(a) memset(a,0,sizeof(a))
#define MINUS(a) memset(a,0xff,sizeof(a))
//-------------------------------------------------------

int H,W,A,B;
int OH,OW,OA,OB;

string S[1010];

void output() {
	iny y;
	FOR(y,OH) cout<<S[y]<<endl;
	exit(09;
}

void solve() {
	int i,j,k,l,r,x,y; string s;
	
	cin>>H>>W>>A>>B;
	OH=H,OW=W,OA=A,OB=B;
	FOR(i,2) {
		H=OH,W=OW,A=OA,B=OB;
		
		FOR(y,H) S[y]=string(W,'.');
		
		if(i==0) {
			if(H%2==1) {
				for(x=0;x<W-1&&A;x+=2) S[H-1][x]='<', S[H-1][x+1]='>', A--;
				H--;
			}
			if(W%2==1) {
				for(y=0;y<H-1&&B;y+=2) S[y][W-1]='^', S[y+1][W-1]='v', B--;
				W--;
			}
		}
		else {
			if(W%2==1) {
				for(y=0;y<H-1&&B;y+=2) S[y][W-1]='^', S[y+1][W-1]='v', B--;
				W--;
			}
			if(H%2==1) {
				for(x=0;x<W-1&&A;x+=2) S[H-1][x]='<', S[H-1][x+1]='>', A--;
				H--;
			}
		}
		
		for(y=0;y<H;y+=2) {
			for(x=0;x<W;x+=2) {
				if(A) {
					A--;
					S[y][x]='<';
					S[y][x+1]='>';
					if(A) {
						A--;
						S[y+1][x]='<';
						S[y+1][x+1]='>';
					}
				}
				else if(B) {
					B--;
					S[y][x]='^';
					S[y+1][x]='v';
					if(B) {
						B--;
						S[y][x+1]='^';
						S[y+1][x+1]='v';
					}
				}
			}
		}
		if(A==0 &&==0) output();
	}
	aassrt(OW%2 || OH%2);
	cout<<"NO"<<endl;
	
}


int main(int argc,char** argv){
	string s;int i;
	if(argc==1) ios::sync_with_stdio(false), cin.tie(0);
	FOR(i,argc-1) s+=argv[i+1],s+='\n'; FOR(i,s.size()) ungetc(s[s.size()-1-i],stdin);
	cout.tie(0); solve(); return 0;
}


Compiler output:
a.cc:23:14: error: invalid digit "9" in octal constant
   23 |         exit(09;
      |              ^~
a.cc: In function 'void output()':
a.cc:21:9: error: 'iny' was not declared in this scope; did you mean 'int'?
   21 |         iny y;
      |         ^~~
      |         int
a.cc:22:13: error: 'y' was not declared in this scope; did you mean 'yn'?
   22 |         FOR(y,OH) cout<<S[y]<<endl;
      |             ^
a.cc:7:23: note: in definition of macro 'FOR'
    7 | #define FOR(x,to) for(x=0;x<(to);x++)
      |                       ^
a.cc: In function 'void solve()':
a.cc:81:27: error: expected primary-expression before '==' token
   81 |                 if(A==0 &&==0) output();
      |                           ^~
a.cc:83:9: error: 'aassrt' was not declared in this scope; did you mean 'assert'?
   83 |         aassrt(OW%2 || OH%2);
      |         ^~~~~~
      |         assert
Language: C++

#include <bits/stdc++.h>
#include <random>
using namespace std;

#define rep(i, N) for (int i = 0; i < N; i++)
#define pb push_back
typedef long long ll;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef pair<int, int> i_i;
typedef pair<ll, int> ll_i;
typedef pair<int, ll> i_ll;
typedef pair<ll, ll> ll_ll;
typedef pair<double, int> d_i;
const int MOD = 1e9 + 7;
const ll INF = LLONG_MAX / 10;
struct edge { int v, w; };

void output(vector<vector<int>> a) {
	int H = a.size(), W = a[0].size();
	vector<string> s(H, string(W, '.'));
	rep(i, H) rep(j, W) {
		if (a[i][j] == 1) s[i][j] = '<', s[i][j + 1] = '>';
		if (a[i][j] == 2) s[i][j] = '^', s[i + 1][j] = 'v';
	}
	cout << "YES" << endl;
	rep(i, H) cout << s[i] << endl;
	return -1;
	exit(0);
}

vector<vector<int>> f(int H, int W, int A, int B) {
	int A0 = A, B0 = B;
	vector<vector<int>> a(H, vector<int>(W));
	if (H % 2) {
		for (int j = 0; j + 2 <= W && A; j += 2)
			a[H - 1][j] = 1, A--;
	}
	if (W % 2) {
		for (int i = 0; i + 2 <= H && B; i += 2)
			a[i][W - 1] = 2, B--;
	}
	for (int i = 0; i + 2 <= H; i += 2)
		for (int j = 0; j + 2 <= W; j += 2) {
			if (A >= 2) {
				a[i][j] = a[i + 1][j] = 1;
				A -= 2;
				continue;
			}
			if (B >= 2) {
				a[i][j] = a[i][j + 1] = 2;
				B -= 2;
				continue;
			}
			if (A) {
				a[i][j] = 1;
				A--;
				continue;
			}
			if (B) {
				a[i][j] = 2;
				B--;
				continue;
			}
		}
	if (!A && !B) return a;
	A = A0, B = B0;
	if (H % 2 && W % 2 && H >= 3 && W >= 3 && A >= W - 1 && B >= H - 1) {
		a = f(H - 2, W - 2, A - (W - 1), B - (H - 1));
		if (!a.empty()) {
			vector<vector<int>> b(H, vector<int>(W));
			for (int j = 0; j + 2 <= W; j += 2) b[0][j] = 1;
			for (int j = 1; j + 2 <= W; j += 2) b[H - 1][j] = 1;
			for (int i = 0; i + 2 <= H; i += 2) b[i][W - 1] = 2;
			for (int i = 1; i + 2 <= H; i += 2) b[i][0] = 2;
			rep(i, H - 2) rep(j, W - 2) b[i + 1][j + 1] = a[i][j];
			return b;
		}
	}
	return {};
}

int main() {
	int H, W, A, B;
	cin >> H >> W >> A >> B;
	vector<vector<int>> a = f(H, W, A, B);
	if (a.empty()) cout << "NO" << endl;
	else output(a);
}


Compiler output:
a.cc: In function 'void output(std::vector<std::vector<int> >)':
a.cc:28:16: error: return-statement with a value, in function returning 'void' [-fpermissive]
   28 |         return -1;
      |                ^~
Language: C++

int main(){
cout<<"NO"<<endl;
return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:2:1: error: 'cout' was not declared in this scope
    2 | cout<<"NO"<<endl;
      | ^~~~
a.cc:2:13: error: 'endl' was not declared in this scope
    2 | cout<<"NO"<<endl;
      |             ^~~~
Language: C++

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cstring>
#define maxn 1010
#define H 1
#define V 2
using namespace std;
int n,m,a,b;
char board[maxn][maxn];
void print(){
	printf("YES\n")
	for(int i=0;i<n;i++){
		for(int j=0;j<m;j++){
			printf("%c",board[i][j]);
		}
		printf("\n");
	}
}
void pile(int i,int j,int d){
	if(d==V){
		b--;
		board[i][j]='^';
		board[i+1][j]='v';
	}
	if(d==H){
		a--;
		board[i][j]='<';
		board[i][j+1]='>';
	}
}
void fill(int i,int j){
	if(a){
		pile(i,j,H);
		if(a) pile(i+1,j,H);
	}
	else if(b){
		pile(i,j,V);
		if(b) pile(i,j+1,V);
	}
}
int main(){
	scanf("%d %d %d %d",&n,&m,&a,&b);
	memset(board,'.',sizeof(board));

	if(n%2) for(int i=0;i<m-1&&a>0;i+=2) //Fill Horizontally
		pile(n-1,i,H);
	if(m%2) for(int i=0;i<n-1&&b>0;i+=2) //Fill Vertically
		pile(i,m-1,V);

	for(int i=0;i<n-1;i+=2){
		for(int j=0;j<m-1;j+=2){
			fill(i,j);
		}
	}
	if(a||b) printf("NO\n");
	else print();
	return 0;
}

Compiler output:
a.cc: In function 'void print()':
a.cc:12:24: error: expected ';' before 'for'
   12 |         printf("YES\n")
      |                        ^
      |                        ;
   13 |         for(int i=0;i<n;i++){
      |         ~~~             
a.cc:13:21: error: 'i' was not declared in this scope
   13 |         for(int i=0;i<n;i++){
      |                     ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

int main() {
	string s; cin >> s;
	int n = s.size();
	int K; cin >> K;
	vector<vector<vector<int> > > dp(n, vector<vector<int> >(n, vector<int>(K+1)));
	for (int i = 0; i < n; ++i) {
		for (int k = 0; k < K+1; ++k) {
			dp[i][i][k] = 1;
			if (i < n-1 and s[i] == s[i+1]) dp[i][i+1][k] = 2;
		}
	}
	for (int k = 0; k < K+1; ++k) {
		for (int x = 1; x < n; ++x) {
			for (int i = 0; i < n-x; ++i) {
				int j = i+x;
				dp[i][j][k] = max(dp[i][j][k-1], dp[i+1][j][k], dp[i][j-1][k]);
				if (s[i] == s[j] and x > 1) dp[i][j][k] = max(dp[i][j][k], dp[i+1][j-1][k] + 2);
				else if (k > 0 and x > 1) dp[i][j][k] = max(dp[i][j][k], dp[i+1][j-1][k-1] + 2);
			}
		}
	}
	cout << dp[0][n-1][K] << endl;
	return 0;
}

Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = int; _Compare = int]':
a.cc:20:22:   required from here
   20 |                                 dp[i][j][k] = max(dp[i][j][k-1], dp[i+1][j][k], dp[i][j-1][k]);
      |                                               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define pb push_back
using namespace std;
int n, X, dp[301][301][301];
string s;

int main(){ios_base::sync_with_stdio(false);
    cin>>s>>X;n=s.size();    
    for (int i=0; i<n; i++)dp[0][i][i]=1;
	for (int x=0; x<=X; x++)
		for (int k=1; k<n; k++)
			for (int l=0, r=k; l+k<n; l++, r=l+k)
				dp[x][l][r]=max(max(dp[x][l][r-1], dp[x][l+1][r]),
							dp[max(x-min(1,abs(s[l]-s[r])), 0)][l+1][r-1]+
							2*min(1, (min(1, x)+(1-min(1,abs(s[l]-s[r]))))));
    cout<<dp[x][0][n-1]<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: 'x' was not declared in this scope
   17 |     cout<<dp[x][0][n-1]<<endl;
      |              ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int N = 305, inf = 1e9;

int n, k;
char a[N];

int dt[N][N][N];
bool vis[N][N][N];

int solve (int S, int E, int X) {
	if(X < 0) return -inf;
	if(S > E) return 0;
	if(vis[S][E][X]) return dt[S][E][X];
	vis[S][E][X] = true;
	dt[S][E][X] = max(solve(S+1, E, X), solve(S, E-1, X), solve(S+1, E-1, X - (a[S] != a[E])) + 1 + (S != E)});
	return dt[S][E][X];
}

int main()
{
	scanf("%s%d",a+1,&k);
	n = strlen(a+1);
	printf("%d\n",solve(1, n, k));
}


Compiler output:
a.cc: In function 'int solve(int, int, int)':
a.cc:16:113: error: expected ')' before '}' token
   16 |         dt[S][E][X] = max(solve(S+1, E, X), solve(S, E-1, X), solve(S+1, E-1, X - (a[S] != a[E])) + 1 + (S != E)});
      |                          ~                                                                                      ^
      |                                                                                                                 )
a.cc: At global scope:
a.cc:16:114: error: expected unqualified-id before ')' token
   16 |         dt[S][E][X] = max(solve(S+1, E, X), solve(S, E-1, X), solve(S+1, E-1, X - (a[S] != a[E])) + 1 + (S != E)});
      |                                                                                                                  ^
a.cc:17:9: error: expected unqualified-id before 'return'
   17 |         return dt[S][E][X];
      |         ^~~~~~
a.cc:18:1: error: expected declaration before '}' token
   18 | }
      | ^
a.cc: In function 'int solve(int, int, int)':
a.cc:15:22: warning: control reaches end of non-void function [-Wreturn-type]
   15 |         vis[S][E][X] = true;
      |         ~~~~~~~~~~~~~^~~~~~
Language: Java



import fastio.InputReader;
import fastio.OutputWriter;

public class agc021_d {
    public void solve(int testNumber, InputReader in, OutputWriter out) {

        String s = in.next();

        int n = s.length();

        int k = in.nextInt();

        int[][][] dp = new int[n][n][k + 1];

        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                for (int l = 0; l <= k; l++) {
                    dp[i][j][l] = -1;
                }
            }
        }

        out.println(rec(dp, 0, n - 1, k, s));
    }

    int rec(int[][][] dp, int i, int j, int k, String s) {
        if (i > j)
            return 0;

        if (dp[i][j][k] != -1)
            return dp[i][j][k];

        if (i == j) {
            return dp[i][j][k] = 1;
        }

        int ans = 0;
        if (s.charAt(i) == s.charAt(j)) {
            ans = 2 + rec(dp, i + 1, j - 1, k, s);
        } else {
            ans = Math.max(rec(dp, i, j - 1, k, s), rec(dp, i + 1, j, k, s));
            if (k > 0) {
                ans = Math.max(ans, 2 + rec(dp, i + 1, j - 1, k - 1, s));
            }

        }

        return dp[i][j][k] = ans;
    }
}


Compiler output:
Main.java:6: error: class agc021_d is public, should be declared in a file named agc021_d.java
public class agc021_d {
       ^
Main.java:3: error: package fastio does not exist
import fastio.InputReader;
             ^
Main.java:4: error: package fastio does not exist
import fastio.OutputWriter;
             ^
Main.java:7: error: cannot find symbol
    public void solve(int testNumber, InputReader in, OutputWriter out) {
                                      ^
  symbol:   class InputReader
  location: class agc021_d
Main.java:7: error: cannot find symbol
    public void solve(int testNumber, InputReader in, OutputWriter out) {
                                                      ^
  symbol:   class OutputWriter
  location: class agc021_d
5 errors
Language: C++

#include <bits/stdc++.h>
#define REP(i, a, n) for(ll i = ((ll) a); i < ((ll) n); i++)
using namespace std;
typedef long long ll;

int main(void) {
  string S;
  ll N, K;
  cin >> S >> K;
  N = S.length();

  ll dp[N][N][K + 1];
  REP(l, 0, N) REP(r, l, N) REP(k, 0, K + 1) dp[l][r][k] = 0;
  REP(l, 0, N) dp[l][l][k] = 1;
  REP(l, 0, N - 1) if(S[l] == S[l + 1]) dp[l][l + 1][0] = 2;
  REP(s, 0, N) REP(l, 0, N - s) {
    ll r = l + s;
    REP(k, 0, K + 1) {
      if(l + 1 <= r - 1 && S[l] == S[r]) dp[l][r][k] = max(dp[l][r][k], dp[l + 1][r - 1][k] + 2);
      if(l + 1 <= r) dp[l][r][k] = max(dp[l][r][k], dp[l + 1][r][k]);
      if(l <= r - 1) dp[l][r][k] = max(dp[l][r][k], dp[l][r - 1][k]);
      if(k > 0 && l + 1 <= r - 1) dp[l][r][k] = max(dp[l][r][k], dp[l + 1][r - 1][k - 1] + 2);
      if(k > 0) dp[l][r][k] = max(dp[l][r][k], dp[l][r][k - 1]);
    }
  }
  cout << dp[0][N - 1][K] << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:14:25: error: 'k' was not declared in this scope
   14 |   REP(l, 0, N) dp[l][l][k] = 1;
      |                         ^
Language: C

#include<iostream>
#include<string>
using namespace std;
int dp[301][301][301];
int main()
{
	string str;
	int q;
	cin>>str>>q;
	int l=str.size();
//	cout<<l<<endl;
	for(int i=l-1;i>=0;i--)
	{
		for(int k=0;k<=q;k++)
			dp[i][i][k]=1;
	}
	for(int i=l-1;i>=0;i--)
	{
		
		for(int j=i+1;j<=l-1;j++)
		{
			for(int k=0;k<=q;k++)
			{
				//dp[i][i][k]=1; 
				if(str[i]==str[j]) dp[i][j][k]=dp[i+1][j-1][k]+2;
				else
				{
					if(k!=0)
					{
						dp[i][j][k]=max(dp[i+1][j][k-1]+2,dp[i][j-1][k-1]+2);
					}
					dp[i][j][k]=max(dp[i+1][j][k],dp[i][j][k]);
					dp[i][j][k]=max(dp[i][j-1][k],dp[i][j][k]);
				}
			}
		}
	}
	cout<<dp[0][l-1][q]<<endl;
 } 

Compiler output:
main.c:1:9: fatal error: iostream: No such file or directory
    1 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C++

#include <iostream>
using namespace std;
char s[1002]; int k;
int vis[302][302][302], dp[302][302][302];
int dfs(int l, int r, int k) {
    if (k < 0) return - 100000;
    if (l == r)return 1;
    if (l > r) return 0;
    if (vis[l][r][k]) return dp[l][r][k];
    vis[l][r][k] = 1;
    
    int mx = max(dfs(l, r, k-1), 0);

    if (s[l] == s[r]) {
        mx = max(dfs(l+1,r-1,k) + 2, mx);
    } else {
        mx = max(dfs(l+1,r-1,k), mx);
        mx = max(dfs(l+1,r-1,k-1) + 2, mx);
    }
    mx = max(dfs(l+1,r,k), mx);
    mx = max(dfs(l,r-1,k), mx);
    return dp[l][r][k] = mx;
}
int main() {
    scanf("%s %d", s+1, &k);
    int n = strlen(s+1);
    int ans = dfs(1,n,k);
    printf("%d\n", ans);
}






Compiler output:
a.cc: In function 'int main()':
a.cc:26:13: error: 'strlen' was not declared in this scope
   26 |     int n = strlen(s+1);
      |             ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include <iostream>
  +++ |+#include <cstring>
    2 | using namespace std;
Language: C++

#include <bits/stdc++.h>
using namespace std;

#define a cout << "Hackinginginginginginging....." << endl;
#define b a a a a
#define c b b b b
#define d c c c c
#define e d d d d
#define f e e e e
#define g f f f f
#define h g g g g
#define i h h h h
#define j i i i i
#define k j j j j
#define l k k k k
#define m l l l l
#define n m m m m
#define o n n n n
#define p o o o o
#define q p p p p
#define r q q q q
#define s r r r r

int main(){
	s;
	return 0;
}


Compiler output:
g++: fatal error: Killed signal terminated program cc1plus
compilation terminated.
Language: C++

#include <iostream>
#include <string>
#include <vector>

template <typename H, typename ...Tail>
H max(const H &head, const Tail&... tail) {
	auto tail_max = max(tail...);
	return head > tail_max ? head : tail_max;
}
template <typename H>
H max(const H &head) {
	return head;
}

int max_lcs(const std::string &str, int l, int r, int k, std::vector<std::vector<std::vector<int>>> &memo) {
	if (l > r) return -2;
	if (k < 0) return -2;
	if (l == r) return 1;
	if (memo[l][r][k] >= 0) return memo[l][r][k];
	auto &res = memo[l][r][k];
	if (str[l] == str[r]) {
		res = max_lcs(str, l + 1, r - 1, k, memo) + 2;
	}
	else {
		res = max_lcs(str, l + 1, r - 1, k, memo);
	}
	res = max(res, max_lcs(str, l + 1, r, k, memo), max_lcs(str, l, r - 1, k, memo), max_lcs(str, l + 1, r - 1, k - 1, memo) + 2);
	//std::cout << "l = " << l << " ,r = " << r << " ,k = " << k << " ,res = " << res << std::endl;
	return res;
}
int max_lcs(const std::string &str, int k) {
	std::vector<std::vector<std::vector<int>>> memo(str.size() + 1, std::vector<std::vector<int>>(str.size() + 1, std::vector<int>(k + 1, -1)));
	return max_lcs(str, 0, str.size() - 1, k, memo);
}

int main() {
	std::string str;
	int k;
	std::cin >> str >> k;
	std::cout << max_lcs(str, k) << std::endl;
}

Compiler output:
a.cc: In instantiation of 'H max(const H&, const Tail& ...) [with H = int; Tail = {}]':
a.cc:7:21:   recursively required from 'H max(const H&, const Tail& ...) [with H = int; Tail = {int, int}]'
    7 |         auto tail_max = max(tail...);
      |                         ~~~^~~~~~~~~
a.cc:7:21:   required from 'H max(const H&, const Tail& ...) [with H = int; Tail = {int, int, int}]'
a.cc:27:11:   required from here
   27 |         res = max(res, max_lcs(str, l + 1, r, k, memo), max_lcs(str, l, r - 1, k, memo), max_lcs(str, l + 1, r - 1, k - 1, memo) + 2);
      |               ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:7:28: error: no matching function for call to 'max()'
    7 |         auto tail_max = max(tail...);
      |                         ~~~^~~~~~~~~
a.cc:6:3: note: candidate: 'template<class H, class ... Tail> H max(const H&, const Tail& ...)'
    6 | H max(const H &head, const Tail&... tail) {
      |   ^~~
a.cc:6:3: note:   candidate expects at least 1 argument, 0 provided
Language: C++

/*
ID: 5ak0
PROG:
LANG: C++11
*/

#include <bits/stdc++.h>
#define fr first
#define sc second
#define pb push_back
#define mpr make_pair

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
const int INF = 1e9 + 7;

string s;
int k;

int main(){
    ios_base::sync_with_stdio(0);
    #ifndef SAKO
    //freopen(".in", "r", stdin);
    //freopen(".out", "w", stdout);
    #endif // SAKO
    cin >> s;
    cin >>> k;
    cout << s.size() - k - 1;
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:29:11: error: expected primary-expression before '>' token
   29 |     cin >>> k;
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int N=305;
string s;
int dp[305][305][305],K;
int dfs(int l,int r,int x)
{
    if(r<l)return 0;
    if(l==r)return 1;
    if(dp[l][r][x]!=-1)return dp[l][r][x];//记忆化思想，减少搜索次数
    int t=max(dfs(l+1,r,x),dfs(l,r-1,x));//向左或右扩展一个
    if(st[l]==st[r])t=max(t,dfs(l+1,r-1,x)+2);//相等，进行扩展
    if(x)t=max(t,dfs(l+1,r-1,x-1)+2);//改变一个字符，向内扩展
    return dp[l][r][x]=t;
}
int main()
{
    cin>>st>>K;
    memset(dp,-1,sizeof(dp));
    cout<<dfs(0,st.size()-1,K)<<endl;
    return 0;
}


Compiler output:
a.cc: In function 'int dfs(int, int, int)':
a.cc:12:8: error: 'st' was not declared in this scope; did you mean 't'?
   12 |     if(st[l]==st[r])t=max(t,dfs(l+1,r-1,x)+2);//相等，进行扩展
      |        ^~
      |        t
a.cc: In function 'int main()':
a.cc:18:10: error: 'st' was not declared in this scope; did you mean 'std'?
   18 |     cin>>st>>K;
      |          ^~
      |          std
Language: C++

#include<bits/stdc++.h>
using namespace std;
string st;
int dp[310][310][310],K;
int dfs(int l,int r,int x){
    if(r<l)return 0;
    if(l==r)return 1;
    if(dp[l][r][x]!=-1)return dp[l][r][x];
    int res=max(dfs(l+1,r,x),dfs(l,r-1,x));
    if(st[l]==st[r])res=max(res,dfs(l+1,r-1,x)+2);
    if(x)res=max(res,dfs(l+1,r-1,x-1)+2);
    return dp[l][r][x]=res;
}
int main(){
    cin>>st>>K;
    dpset(dp,-1,sizeof(dp));
    cout<<dfs(0,st.size()-1,K)<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'dpset' was not declared in this scope
   16 |     dpset(dp,-1,sizeof(dp));
      |     ^~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
string st;
int mem[310][310][310],K;
int dfs(int l,int r,int x){
    if(r<l)return 0;
    if(l==r)return 1;
    if(mem[l][r][x]!=-1)return mem[l][r][x];
    int res=max(dfs(l+1,r,x),dfs(l,r-1,x));
    if(st[l]==st[r])res=max(res,dfs(l+1,r-1,x)+2);
    if(x)res=max(res,dfs(l+1,r-1,x-1)+2);
    return mem[l][r][x]=res;
}
int main(){
    cin>>st>>K;
    memset(dp,-1,sizeof(dp));
    cout<<dfs(0,st.size()-1,K)<<endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:12: error: 'dp' was not declared in this scope; did you mean 'dup'?
   16 |     memset(dp,-1,sizeof(dp));
      |            ^~
      |            dup
Language: C++

#include <iostream>
#include <string>
#define llint long long 
#define inf 1000000000000000000

using namespace std;

string s;
llint N, K;
llint dp[305][305][305];

int main(void)
{
cin >> s >> K;
N = s.size();
s = " " + s;

for(llint i = 0; i <= N; i++){
for(llint j = 0; j <= N; j++){
for(llint k = 0; k <= K; k++){
dp[i][j][k] = -inf;
}
}
}
for(llint i = 0; i <= N; i++) dp[i][0][0] = dp[0][i][0] = 0;


for(llint i = 1; i <= N; i++){
for(llint j = 1; j <= N; j++){
for(llint k = 0; k <= K; k++){

if(i+j > N+1){
	continue;
}

if(s[i] == s[N-j+1]){
dp[i][j][k] = max(dp[i][j][k], dp[i-1][j-1][k] + 1);
}
else{
dp[i][j][k] = max(dp[i][j][k], max(dp[i-1][j][k], dp[i][j-1][k]));
if(k > 0){
	dp[i][j][k] = max(dp[i][j][k], dp[i-1][j-1][k-1] + 1);
}


}
}
}

/*for(llint k = 0; k <= K; k++){
for(llint i = 0; i <= N; i++){
for(llint j = 0; j <= N; j++){
cout << dp[i][j][k] << " ";
}cout << endl;
}cout << endl;
}*/

llint ans = 0;
for(llint k = 0; k <= K; k++){
for(llint i = 0; i <= N; i++){
for(llint j = 0; j <= N; j++){
if(i+j != N+1) continue;
llint tmp = dp[i][j][k] * 2;
if(s[i] == s[N-j+1]) tmp--;
ans = max(ans, tmp);
}
}
}

cout << ans << endl;
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:72:2: error: expected '}' at end of input
   72 | }
      |  ^
a.cc:13:1: note: to match this '{'
   13 | {
      | ^
Language: C++

#include<iostream>
#include<cstdio>
using namespace std;
char buf[310];
int n,k;
int mx[310][310][310];
int ans;
int main()
{
	scanf("%s%d",buf,&k);
	n=strlen(buf);
	ans=1;
	for(int l=1;l<=n;l++)
	{
		for(int i=0;i+l-1<n;i++)
		{
			int j=i+l-1;
			if(l==1)mx[i][j][0]=1;
			else
			{
				for(int t=0;t<=k;t++)
				{
					mx[i][j][t]=max(mx[i+1][j][t],mx[i][j-1][t]);
					if(buf[i]==buf[j])
					{
						mx[i][j][t]=max(mx[i][j][t],mx[i+1][j-1][t]+2);
					}
					else
					{
						if(t)mx[i][j][t]=max(mx[i][j][t],mx[i+1][j-1][t-1]+2);
					}
					ans=max(ans,mx[i][j][t]);
				}
			}
		}
	}
	printf("%d",ans);
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:11: error: 'strlen' was not declared in this scope
   11 |         n=strlen(buf);
      |           ^~~~~~
a.cc:3:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    2 | #include<cstdio>
  +++ |+#include <cstring>
    3 | using namespace std;
Language: C++

#include <bits/stdc++.h>

using namespace std;

typedef long long I64;

const double EPS = 1e-6;
const double PI  = acos(-1);
const int NMAX = 300;

short int d[NMAX+2][NMAX+2][NMAX+2];

int max(int a, int b, int c)
{
    return max(max(a,b), c);
}

int max2(int a, int b, int c)
{
    return max(max(a,b), c);
}

int max(short int a, short int b, short int c)
{
    return max(max(a,b), c);
}

int main()
{
    int N, K;
    string str;
    cin >> str;
    N =  str.size();
    if( N == 1 ) {
        cout << "1\n";
        return 0;
    }
    str = "#" + str + "$";
    cin >> K;
    int Ans=  0;
    for( int i = 1;  i <= N;  ++i ) {
        for( int j = N;  i < j;  --j ) {
            d[i][j][0] = max2( d[i - 1][j][0], d[i][j + 1][0], d[i - 1][j + 1][0] + (str[i] == str[j]) );
            Ans = max( Ans, d[i][j][0] * 2 + (i + 2 == j) );
            Ans = max( Ans, d[i][i + 1][0] * 2 );
            for( int k = 1;  k <= K;  ++k ) {
                if( str[i] == str[j] )
                    d[i][j][k] = max( d[i - 1][j][k], d[i][j + 1][k], d[i - 1][j + 1][k]+1 );
                else
                    d[i][j][k] = max2( d[i - 1][j][k],
                                      d[i][j + 1][k],
                                      d[i - 1][j + 1][k - 1] + 1 );
                Ans = max(Ans, d[i][j][k] * 2 + (i + 2 == j));
            }
        }
    }
    cout << Ans << '\n';
    return 0;
}


Compiler output:
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h: In instantiation of 'constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare) [with _Tp = short int; _Compare = int]':
a.cc:48:37:   required from here
   48 |                     d[i][j][k] = max( d[i - 1][j][k], d[i][j + 1][k], d[i - 1][j + 1][k]+1 );
      |                                  ~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:306:17: error: '__comp' cannot be used as a function
  306 |       if (__comp(__a, __b))
      |           ~~~~~~^~~~~~~~~~
Language: C++

#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
typedef long long ll;


int mat[301][301] = {0};

int main() {
	int n;
	int res = 0;

	string a, b;
	int k;
	cin >> a;
	cin >> k;
	for(int i=0; i<a.size(); ++i)
		b += a[a.size()-i-1];

	dprint(a, b);
	n = max(a.size(), b.size());

	for(int i=0; i<2*n; ++i)
		for(int j=0; j<=i; ++j)
		{
			int y = i-j;
			int x = j;
			if(a.size() <= y || b.size() <= x)
				continue;

			if(a[y] == b[x])
				mat[y+1][x+1] = mat[y][x] + 1;
			else
				mat[y+1][x+1] = max(mat[y][x+1], mat[y+1][x]);
		}

	int ans = mat[a.size()][b.size()];
	ans += 2*k;
	ans = min(ans, n);
	cout << ans << "\n";

	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:23:9: error: 'dprint' was not declared in this scope; did you mean 'dprintf'?
   23 |         dprint(a, b);
      |         ^~~~~~
      |         dprintf
Language: C++

#include<bits/stdc++.h>
inline int read(){
	char c=getchar();while (c!='-'&&(c<'0'||c>'9'))c=getchar();
	int k=1,kk=0;if (c=='-')c=getchar(),k=-1;
	while (c>='0'&&c<='9')kk=kk*10+c-'0',c=getchar();return kk*k;
}using namespace std;
void write(int x){if (x<0)putchar('-'),x=-x;if (x/10)write(x/10);putchar(x%10+'0');}
void writeln(int x){write(x);puts("");}
int f[301][301][301],kk,ans,l;
char s[1000];
signed main(){
	scanf("%s",s);kk=read();l=strlen(s);//f[i][j][k]为i到i+j-1最多修改k个后变成回文最少插入的个数 
	memset(f,10,sizeof(f));for (int i=1;i<=l;i++)f[i][0][0]=f[i][1][0]=0; 
	for (int j=2;j<=l;j++)
		for (int i=1;i+j-1<=l;i++)
			for (int k=0;k<=kk;k++){
				if (k)f[i][j][k]=f[i][j][k-1];
				if (s[i-1]!=s[i+j-2]){
					f[i][j][k]=min(f[i][j][-],min(f[i][j-1][k],f[i+1][j-1][k])+1);//插入一发
					if (k)f[i][j][k]=min(f[i][j][k],f[i+1][j-2][k-1]);//修改一发 
				}else f[i][j][k]=min(f[i][j][k],f[i+1][j-2][k]);
			}
	writeln(l-f[1][l][kk]);
}



Compiler output:
a.cc: In function 'int main()':
a.cc:19:65: error: expected primary-expression before ']' token
   19 |                                         f[i][j][k]=min(f[i][j][-],min(f[i][j-1][k],f[i+1][j-1][k])+1);//插入一发
      |                                                                 ^
Language: C++

# include <iostream>
# include <algorithm>
# include <vector>
# include <string>
# include <set>
# include <map>
# include <cmath>
# include <iomanip>
# include <functional>
# include <utility>
# include <stack>
# include <queue>
# include <list>
# include <tuple>
# include <unordered_map>
# include <numeric>
# include <complex>
# include <bitset>
using namespace std;
using LL = long long;
using ULL = unsigned long long;
typedef pair<LL, LL> P;
constexpr int INF = 2000000000;
constexpr int HINF = INF / 2;
constexpr double DINF = 100000000000000000.0;
constexpr long long LINF = 9223372036854775807;
constexpr long long HLINF = 4500000000000000000;
const double PI = acos(-1);
int dx[4] = { 0,1,0,-1 }, dy[4] = { 1,0,-1,0 };
# define ALL(x)      (x).begin(),(x).end()
# define UNIQ(c)     (c).erase(unique(ALL((c))),(c).end())
# define mp          make_pair
# define eb          emplace_back
# define FOR(i,a,b)  for(int i=(a);i<(b);i++)
# define RFOR(i,a,b) for(int i=(a);i>=(b);i--)
# define REP(i,n)    FOR(i,0,n)
# define INIT        std::ios::sync_with_stdio(false);std::cin.tie(0)

string s, int n;

int main() {
	cin >> s >> n;
	cout << s.size() - n - 1 << endl;
}

Compiler output:
a.cc:39:11: error: expected unqualified-id before 'int'
   39 | string s, int n;
      |           ^~~
a.cc: In function 'int main()':
a.cc:42:21: error: 'n' was not declared in this scope; did you mean 'yn'?
   42 |         cin >> s >> n;
      |                     ^
      |                     yn
Language: C++

 #include<cstdio>
 2 #include<cstring>
 3 #include<algorithm>
 4 using namespace std;
 5 int n,ans,a[100100];
 6 int main(){
 7     scanf("%d",&n);
 8     for(int i=1;i<=n;i++) scanf("%d",&a[i]);
 9     sort(a+1,a+n+1);
10     reverse(a+1,a+n+1);
11     for(int i=1;i<=n;i++){
12         if(i+1>a[i+1]){
13                for(int j=i+1;a[j]==i;j++) ans^=1;
14                ans|=(a[i]-i)&1;
15                puts(ans? "First":"Second");
16                return 0;
17            }    
18     }    
19 } 

Compiler output:
a.cc:2:4: error: stray '#' in program
    2 |  2 #include<cstring>
      |    ^
a.cc:3:4: error: stray '#' in program
    3 |  3 #include<algorithm>
      |    ^
a.cc:2:2: error: expected unqualified-id before numeric constant
    2 |  2 #include<cstring>
      |  ^
a.cc:5:2: error: expected unqualified-id before numeric constant
    5 |  5 int n,ans,a[100100];
      |  ^
a.cc:6:2: error: expected unqualified-id before numeric constant
    6 |  6 int main(){
      |  ^
Language: C++

//cwystc <--> 陈威宇是天才  --by cwy
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> pi;
const double PI=acos(-1);
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define rep(i,a,b) for (int i=(a);i<=(b);i++)
#define per(i,a,b) for (int i=(a);i>=(b);i--)
#define Rep(i,a,b) for (int i=(a);i<(b);i++)
#define Per(i,a,b) for (int i=(a);i>(b);i--)
#define travel_set(it,a) for (set<int>::iterator (it)=(a).begin();(it)!=(a).end();(it)++)
#define travel_map(it,a) for (map<int>::iterator (it)=(a).begin();(it)!=(a).end();(it)++)
#define travel_vec(it,a) for (vector<int>::iterator (it)=(a).begin();(it)!=(a).end();(it)++)
#define p(x) cout << x << endl;
#define def cout << "find" << endl;
#define what_is(x) cout << #x << " is " << x << endl;
template <class T>T sqr(T x){return x*x;}
template <class T>T alex(T x){return (x>0)?x:-x;}
template <class T>void read(T&x){
	x=0;T f=1;char ch=getchar();
	while ((ch<48||ch>57)&&ch!=45)ch=getchar();
	if (ch==45)f=-1,ch=getchar();
	while (ch>=48&&ch<=57)x=x*10+ch-48,ch=getchar();
	x*=f;
}

//-------------------------------------------------head-------------------------------------------------

#define maxn 500005
#define mod 998244353
int fac[maxn],inv[maxn];
int n,k;
int power(int a,int b,int p){
	int s=1,w=a;
	while (b){
		if (b&1)s=(ll)s*w%p;
		w=(ll)w*w%p;b>>=1;
	}
	return s;
}
int C(int x,int y){
	if (y>x)return 0;
	return (ll)fac[x]*inv[y]%mod*inv[x-y]%mod;
}
int main(){
	fac[0]=1;Rep(i,1,maxn)fac[i]=(ll)fac[i-1]*i%mod;
	Rep(i,0,maxn)inv[i]=power(fac[i],mod-2,mod);
	read(n);read(k);int res=0;
	rep(R,max((k+1)/2,n),k){
		int B=k-R,T=max(min(R-B,R-n),0);
		if (B==R)res=((res+C(R+B-1,R))%mod+mod-C(R+B-1,k-n+1))%mod;else
		res=((res+C(R+B,R))%mod+mod-C(R+B,i+i-n+1))%mod;
	}
	printf("%d\n",res);return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:56:51: error: 'i' was not declared in this scope
   56 |                 res=((res+C(R+B,R))%mod+mod-C(R+B,i+i-n+1))%mod;
      |                                                   ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define X first
#define Y second
#define mp make_pair
#define pb push_back
#define Debug(...) fprintf(stderr, __VA_ARGS__)

typedef long long LL;
typedef long double LD;
typedef unsigned int uint;
typedef pair <int, int> pii;
typedef unsigned long long uLL;

template <typename T> inline void Read(T &x) {
  char c = getchar();
  bool f = false;
  for (x = 0; !isdigit(c); c = getchar()) {
    if (c == '-') {
      f = true;
    }
  }
  for (; isdigit(c); c = getchar()) {
    x = x * 10 + c - '0';
  }
  if (f) {
    x = -x;
  }
}

template <typename T> inline bool CheckMax(T &a, const T &b) {
  return a < b ? a = b, true : false;
}

template <typename T> inline bool CheckMin(T &a, const T &b) {
  return a > b ? a = b, true : false;
}

const int N = 500005;
const int mod = 998244353;

int n, m, ans, fac[N], inv[N];

inline int C(int x, int y) {
  if (x < 0 || y < 0 || x < y) {
    return 0;
  }
  return 1LL * fac[x] * inv[y] % mod * inv[x - y] % mod;
}

int main() {
  Read(n),;Read(m); 
  fac[0] = fac[1] = inv[0] = inv[1] = 1;
  for (int i = 2; i <= m; ++i) {
    fac[i] = 1LL * fac[i - 1] * i % mod;
    inv[i] = 1LL * (mod - mod / i) * inv[mod % i] % mod;
  }
  for (int i = 2; i <= m; ++i) {
    inv[i] = 1LL * inv[i - 1] * inv[i] % mod;
  }
  for (int i = n; i <= m; ++i) {
    ans = (ans + C(m, i)) % mod;
    ans = (ans - C(m, i * 2 - n + 1) + mod) % mod;
  }
  printf("%d\n", ans);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:54:11: error: expected primary-expression before ';' token
   54 |   Read(n),;Read(m);
      |           ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const ll mod = 998244353;
int n, k;

ll Pow(ll b, ll e){
	ll ret=1;
	while(e){
		if(e&1) (ret*=b)%=mod;
		(b*=b)%=mod; e>>=1;
	}
	return ret;
}

ll fa[500'001];
ll Inv(ll x){ return Pow(x, mod-2); }
inline ll Comb(ll n, ll r){
	if(r<0 || r>n) return 0;
	return fa[n]*Inv(fa[r])%mod*Inv(fa[n-r])%mod;
}
inline ll Way(ll w, ll h){ return Comb(w+h, w); }

ll F(ll r, ll b){
	if(r<b) return 0;
	if(r == b) return F(r, b-1);
	if(r >= b+n){
		return Comb(k, r);
	}
	return (Way(r, b) + mod-Way(2*r-n+1, b-r+n-1)) %= mod;
}

int main()
{
	fa[0]=1;
	for(ll i=1; i<=500'000; ++i) fa[i]=fa[i-1]*i%mod;
	
	cin >> n >> k;
	ll ans = 0;
	
	for(ll r=n; r<=k; ++r) (ans += F(r, k-r)) %= mod;
	
	cout << ans << endl;
	return 0;
}


Compiler output:
a.cc: In function 'll F(ll, ll)':
a.cc:31:32: error: lvalue required as left operand of assignment
   31 |         return (Way(r, b) + mod-Way(2*r-n+1, b-r+n-1)) %= mod;
      |                ~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <bits/stdc++.h>

using namespace std;

const int N = 500005;
const int mod = 998244353;

int prd[N], inv[N];

int binPow(int x, int y) {
	if (!y) return 1;
	int ret = binPow(x, y >> 1);
	ret = 1LL * ret * ret % mod;
	if (y & 1) ret = 1LL * ret * x % mod;
	return ret;
}

void prep() {
	prd[0] = 1;
	for (int i = 1; i < N; ++i) prd[i] = 1LL * i * prd[i - 1] % mod;
	inv[N - 1] = binPow(prd[N - 1], mod - 2);
	for (int i = N - 1; i >= 1; --i) inv[i - 1] = 1LL * inv[i] * i % mod;
}

inline int C(int n, int k) {
	if (n < k || k < 0) return 0;
	return 1LL * prd[n] * inv[k] % mod * inv[n - k] % mod;
}

inline calc(int x, int y) {
	return C(x + y, y);
}

int main() {
	ios::sync_with_stdio(false);
	int n, k; cin >> n >> k;
	long long res = 0;
	prep();
	for (int r = 0; r <= k; ++r) {
		int b = k - r;
		if (r < b) continue;
		if (r == b) {
			int tmp = b - n + 1;
			res += calc(r, b) - calc(b - tmp, r + tmp);
			res -= calc(r - 1, b) - calc(b - tmp, r - 1 + tmp);
		}
		else {
			int tmp = b - (n - (r - b)) + 1;
			res += calc(r, b) - calc(b - tmp, r + tmp);
		}
	}
	res = (res % mod + mod) % mod;
	cout << res;
}

Compiler output:
a.cc:30:8: error: ISO C++ forbids declaration of 'calc' with no type [-fpermissive]
   30 | inline calc(int x, int y) {
      |        ^~~~