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

#include <iostream>
#include <ostream>
#include <cstdio>
#include <vector>
#include <algorithm>
#include <utility>
#include <queue>


using namespace std;

template<class T>
void show(vector<T> &v) {
	if (!v.empty()) {
		copy(v.begin(), v.end(), ostream_iterator<T>(cout, " "));
	}
	cout << endl;
}

class AAA {
public:
	int x;
	int y;
	int x_idx;
	int y_idx;
	vector<int> v;

	AAA(vector<int> &vv) {
		v = vv;

		if (v.empty()) {
			x = y = x_idx = y_idx = -1;
			return;
		}

		x_idx = 0;
		x = v[x_idx];
		for (int i = 2; i < v.size(); i += 2) {
			if (v[i] < x) {
				x = v[i];
				x_idx = i;
			}
		}

		y_idx = x_idx + 1;
		y = v[y_idx];
		for (int i = y_idx + 2; i < v.size(); i+= 2) {
			if (v[i] < y) {
				y = v[i];
				y_idx = i;
			}
		}

		// printf("xy %d %d, idx %d %d\n", x, y, x_idx, y_idx);
	}
};

bool operator < (const AAA &a, const AAA &b) {
	return a.x < b.x;
}
bool operator > (const AAA &a, const AAA &b) {
	return a.x > b.x;
}

int main() {
	int n;
	cin >> n;

	vector<int> p(n, 0);
	for (int i = 0; i < n; i++) {
		cin >> p[i];
	}

	priority_queue<AAA, vector<AAA>, greater<AAA>> que;
	vector<int> ans;

	AAA aaa(p);

	que.push(aaa);
	while(!que.empty()) {
		auto a = que.top();
		que.pop();

		ans.emplace_back(a.x);
		ans.emplace_back(a.y);

		auto v = a.v;

		// cout << "ans: ";
		// show(ans);
		// cout << "v  : ";
		// show(v);

		auto v1 = vector<int>(v.begin(), v.begin() + a.x_idx);
		auto v2 = vector<int>(v.begin() + a.x_idx + 1, v.begin() + a.y_idx);
		auto v3 = vector<int>(v.begin() + a.y_idx + 1, v.end());
		if (!v1.empty()) { que.push(AAA(v1)); }
		if (!v2.empty()) { que.push(AAA(v2)); }
		if (!v3.empty()) { que.push(AAA(v3)); }

		// cout << "-----" << endl;
		// show(v1);
		// cout << a.x << endl;
		// show(v2);
		// cout << a.y << endl;
		// show(v3);
		// cout << "....." << endl;
	}

	show(ans);
	return 0;
}


Compiler output:
a.cc: In function 'void show(std::vector<_Tp>&)':
a.cc:15:42: error: 'ostream_iterator' was not declared in this scope
   15 |                 copy(v.begin(), v.end(), ostream_iterator<T>(cout, " "));
      |                                          ^~~~~~~~~~~~~~~~
a.cc:8:1: note: 'std::ostream_iterator' is defined in header '<iterator>'; this is probably fixable by adding '#include <iterator>'
    7 | #include <queue>
  +++ |+#include <iterator>
    8 | 
a.cc:15:60: error: expected primary-expression before '>' token
   15 |                 copy(v.begin(), v.end(), ostream_iterator<T>(cout, " "));
      |                                                            ^
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class ABC069
{
	public static void main(String[] args) throws IOException
	{
		Scanner sc = new Scanner(System.in);

		int n = sc.nextInt();

		int odd = 0, multiple4 = 0;
		for (int i = 0; i < n; i++)
		{
			int x = sc.nextInt();
			if(x%2 == 1)
				odd++;
			if(x%4 == 0)
				multiple4++;
		}
		if((odd <= multiple4 + 1 && odd+multiple4 == n))
			System.out.println("Yes");
		else
			if(odd > multiple4 )
				System.out.println("No");
			else
				System.out.println("Yes");
	}
	static class Scanner{
		StringTokenizer st;BufferedReader br;
		public Scanner(InputStream s){	br = new BufferedReader(new InputStreamReader(s));}
		public String next() throws IOException 
		{while (st == null || !st.hasMoreTokens()) st = new StringTokenizer(br.readLine());return st.nextToken();}
		public int nextInt() throws IOException {return Integer.parseInt(next());}
		public long nextLong() throws IOException {return Long.parseLong(next());}
		public String nextLine() throws IOException {return br.readLine();}
		public double nextDouble() throws IOException {return Double.parseDouble(next());}
		public boolean ready() throws IOException {return br.ready();}
	}
}


Compiler output:
Main.java:7: error: class ABC069 is public, should be declared in a file named ABC069.java
public class ABC069
       ^
1 error
Language: C++

using namespace std;
#include <vector>

int main() {
	
	int size = 0;
	cin >> size;
	int next = 0; int i = 0;
	vector<int> vec(size, 0); 
	while (i<size) {
		cin >> next;
		vec[i] = next; i++;
	}
	bool b = 1;
	for (int i = 0; i < size-1; i++) {
		int temp = vec[i] * vec[i + 1];
		if (temp % 4 != 0 || temp < 4) b = 0;
	}
	
	if (!b) cout << "No";
	else cout << "Yes";


	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:9: error: 'cin' was not declared in this scope
    7 |         cin >> size;
      |         ^~~
a.cc:3:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include <vector>
  +++ |+#include <iostream>
    3 | 
a.cc:20:17: error: 'cout' was not declared in this scope
   20 |         if (!b) cout << "No";
      |                 ^~~~
a.cc:20:17: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:21:14: error: 'cout' was not declared in this scope
   21 |         else cout << "Yes";
      |              ^~~~
a.cc:21:14: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
Language: Java


public class Main{

	public static void main(String[] args) {

		Scanner sc = new Scanner(System.in);
		int N = sc.nextInt();
		int fC=0;
		int oC=0,eC=0;
		int t=N;
		while (t-- > 0) {
			int n=sc.nextInt();
			if(n%4==0)
				fC++;
			else if(n%2==0)
				eC++;
			 else 
				 oC++;
		}
		if(eC>0)oC++;
		if(oC-1<=fC||oC==0)
			System.out.println("Yes");
		else
			System.out.println("No");
	}
}


Compiler output:
Main.java:6: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		^
  symbol:   class Scanner
  location: class Main
Main.java:6: error: cannot find symbol
		Scanner sc = new Scanner(System.in);
		                 ^
  symbol:   class Scanner
  location: class Main
2 errors
Language: C

#include <iostream>
#include <cstdio>
using namespace std;

int main(){
    int N;
    int box[3] = {0};
    cin >> N;
    for(int i = 0; i < N; ++i){
        int a;
        scanf("%d", &a);
        if(a % 4 == 0){
            box[2]++;   
        }else if(a % 2 == 0){
            box[1]++;
        }else{
            box[0]++;
        }
    }
    if((box[1] >= 1 && box[0] <= box[2]) || (box[1] == 0 && box[0] - 1 <= box[2])){
        printf("Yes\n");
    }else{
        printf("No\n");
    }
    

    return 0;
}


Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include<cmath>
#include<math.h>
#include<ctype.h>
#include<algorithm>
#include<bitset>
#include<cassert>
#include<cctype>
#include<cerrno>
#include<cfloat>
#include<ciso646>
#include<climits>
#include<clocale>
#include<complex>
#include<csetjmp>
#include<csignal>
#include<cstdarg>
#include<cstddef>
#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<ctime>
#include<cwchar>
#include<cwctype>
#include<deque>
#include<exception>
#include<fstream>
#include<functional>
#include<iomanip>
#include<ios>
#include<iosfwd>
#include<iostream>
#include<istream>
#include<iterator>
#include<limits>
#include<list>
#include<locale>
#include<map>
#include<memory>
#include<new>
#include<numeric>
#include<ostream>
#include<queue>
#include<set>
#include<sstream>
#include<stack>
#include<stdexcept>
#include<streambuf>
#include<string>
#include<typeinfo>
#include<utility>
#include<valarray>
#include<vector>
#include<string.h>
#include<stdlib.h>
#include<stdio.h>
#include<bits/stdc++.h>
using namespace std;
int n,m[100001],k;
int main()
{
	cin>>n;
	k=2*n-2;
	int a=0,b=0,c=0;
	for(int i=1;i<=n;i++)
	{
		cin>>m[i];
		if(m[i]%4==0)
		{
			k=k-2;
		}
		else if(m[i]%2==0)
		{
			k=k-1;
			a++;
		}
		else
		{
			b++;
		}
	}
	if(a=<b)
	k++;
	if(k<n)
	{
		cout<<"Yes";
	}
	else 
	{
		cout<<"No";
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:81:14: error: expected primary-expression before '<' token
   81 |         if(a=<b)
      |              ^
Language: C++

#include<cstdio>
using namespace std;
int main()
{
	int n;
	scanf("%d",&n);
	int jishu=0,oushu=0,four=0;
	for(int i=1;i<=n;i++)
	{
		int cache;
		scanf("%d",&cache);
		if(cache%2) jishu++;
		else if(cache%4) oushu++;
		else four++; 
	}
	if(oushu%2==0&&jishu-1<=four)
	{
		printf("Yes");
		goto mark;
	}
	if(oushu%2!=0&&jishu==four)
	{
		printf("Yes");
		goto mark;
	}
	if(jishu==0&&oushu==0)
	{
		printf("Yes");
		goto mark;
	}
	if(oushu%2==0&&jishu==0&&four==0)
	{
		printf("Yes");
		goto mark;
	}
	if(ou)
	printf("No");
	mark:return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:36:12: error: 'ou' was not declared in this scope; did you mean 'four'?
   36 |         if(ou)
      |            ^~
      |            four
Language: C++

#include<bits/stdc++.h>
using namespace std;
const int maxn = 1e5+10;
long long a[maxn];
map<int,int>vis;
vector<int>k;
int main()
{
	ios::sync_with_stdio(false);
	int n;
	while(cin>>n)
	{
		int odd=0;
		int multi=0;
		vis.clear();
		for(int i=1;i<=n;i++)
		{
			cin>>a[i];
		
		if(a[i]%4!=0)
		{
			if(!vis[a[i]])
			{
				odd++;
				vis[4/a[i]]=1;
			}
			else
			{
				odd--;
				vis[4/a[i]]=0;
			}
			k.push_back(a[i]);
			
		}
		else
		{
			multi++;
		}
		}
		if(k.size()==2&&multi==0)
		{
			long long t=k[0]*k[1];
			if(t%4==0)
			{
				puts("Yes");
				continue;2
			}
		}
	
		if(multi>=(odd-1))
		{
			puts("Yes");
		}
		else
		{
			puts("No");
		}
	}
	return 0;
 } 

Compiler output:
a.cc: In function 'int main()':
a.cc:46:43: error: expected ';' before '}' token
   46 |                                 continue;2
      |                                           ^
      |                                           ;
   47 |                         }
      |                         ~
Language: C++

#include<iostream>
#include<vector>
#define rep(i,n) for(i=0; i<n; i++)
using namespace std;

int main ()
{
    int n;
    cin>>n;
    vector<long long int> v;
    long long int num,i;
    rep(i,n) {
        cin>>num;
        v.push_back(num);
    }
    sort(v.begin(),v.end());
    long long int j;
    rep(i,v.size()){
        rep(j,v.size()){
            if(v[i]*v[j]%4==0){
                v.erase(v.begin()+i);
                if(v.size()==1) {break;}
                else {i=0;}
            }
        }
    }
    if(v.size()==1){ cout << "Yes" << endl; }
    else { cout <<"No" << endl;}
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:5: error: 'sort' was not declared in this scope; did you mean 'short'?
   16 |     sort(v.begin(),v.end());
      |     ^~~~
      |     short
Language: C++

#incldue<iostream>
#include<cstdio>
using namespace std;

int main()
{
cout<<"Yes";
}

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #incldue; did you mean #include?
    1 | #incldue<iostream>
      |  ^~~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:7:1: error: 'cout' was not declared in this scope
    7 | cout<<"Yes";
      | ^~~~
a.cc:3:1: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
    2 | #include<cstdio>
  +++ |+#include <iostream>
    3 | using namespace std;
Language: C++

#include <iostream>
using namespace std;

int main(){
	int n;
	cin >> n;
	int a[4]{};
	while(n--){
		int x;
		cin >> x;
		a[x % 4]++;
	}
	cout << (a[1] + a[2] % 2 + a[3] <= 2 * a[0] + (2 <= m[2]) ? "Yes" : "No") << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:61: error: 'm' was not declared in this scope
   13 |         cout << (a[1] + a[2] % 2 + a[3] <= 2 * a[0] + (2 <= m[2]) ? "Yes" : "No") << endl;
      |                                                             ^
Language: C++

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define fbo find_by_order
#define ook order_of_key
#define INF 1e9

typedef long long ll;
typedef pair<ll,ll> ii;
typedef vector<int> vi;
typedef vector < pair<int, int> > vii;
typedef long double ld;
typedef tree<pair<int,int>, null_type, less<pair<int,int> >, rb_tree_tag, tree_order_statistics_node_update> pbds;
typedef set<int>::iterator sit;
typedef map<int,int>::iterator mit;
typedef vector<int>::iterator vit;

ll cnt[3], n, x;

int main()
{
	cin >> n;
	for(int i = 0; i < n; i++){
		cin >> x;
		if(x%4==0){
			cnt[2]++;
		}
		else if(x%2==0){
			cnt[1]++;
		}
		else{
			cnt[0]++;
		}
	}
	if(cnt[2]){
		if(cnt[1]>1||cnt[1]==0){
			if(cnt[0]<=cnt[2]){
				cout<<"Yes\n";
			}
			else{
				cout << "No\n";
			}
		}
		else{
			if(cnt[0]+cnt[1]<=cnt[2]+1){
				cout << "Yes\n";
			}
			else{
				cout << "No\n";
			}
		}
	}
	else{
		if(cnt[0]){
			cout << "No\n";
		}
		else{
			if(cnt[1]>1||cnt[1]==0){
				cout << "Yes\n";
			}
			else{
				cout << "No\n";
		}
	}
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:75:2: error: expected '}' at end of input
   75 | }
      |  ^
a.cc:29:1: note: to match this '{'
   29 | {
      | ^
Language: C++

/*
    coder:xxjAc
    name:
    time:2017/8/5
*/
#include <sstream>
#include <queue>
#include <stack>
#include <set>
#include <map>
#include <cstdio>
#include <cstdlib>
#include <cctype>
#include <complex>
#include <cmath>
#include <iostream>
#include <iomanip>
#include <string>
#include <utility>
#include <vector>
#include <algorithm>
#include <bitset>
#include <list>
#include <string.h>
#include <assert.h>
#include <time.h>
#include <fstream>
#include <numeric>
#include <cstring>
using namespace std;
int n;
int have=0;
int c4=0,c1=0;
int main(){
	scanf("%d",&n);
	int x;
	for (int i=0;i<n;i++){
		scanf("%d",&x);
		if (x%4==0){
			c4++;
		}
		else if(x%2==0){
			have=1;
		}
		else{
			c1++； 
		}
	}
	if (c4+1>=have+c1){
		printf("Yes\n");
	}
	else{
		printf("No\n");
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:46:29: error: expected ';' before '\U0000ff1b'
   46 |                         c1++；
      |                             ^~
      |                             ;
Language: C++

#include <assert.h>
#include <ctype.h>
#include <errno.h>
#include <float.h>
#include <fstream>
#include <iomanip>
#include <iostream>
#include <limits>
#include <locale>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <wchar.h>
#include <wctype.h>
#include <algorithm>
#include <bitset>
#include <cctype>
#include <cerrno>
#include <clocale>
#include <cmath>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <exception>
#include <functional>
#include <map>
#include <ios>
#include <iosfwd>
#include <istream>
#include <ostream>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <stdexcept>
#include <streambuf>
#include <string>
#include <utility>
#include <vector>
#include <cwchar>
#include <cwctype>
#include <complex.h>
#include <fenv.h>
#include <inttypes.h>
#include <stdbool.h>
#include <stdint.h>
#include <tgmath.h>
#include <conio.h>
#include <numeric>
#include <list>
#include <windows.h>
#include <cfloat>
#include <climits>
#include <unordered_map>
#include <unordered_set>
using namespace std;

int n,a[100010],sum;

int main()
{
	cin>>n;
	for(int i=0;i<n;i++)
	{
		cin>>a[i];
		if(a[i]%4==0) sum++;
	}
	
	if(sum>=n/3+n%3==0?0:1) cout<<"Yes"; else cout<<"No";
	
	return 0;
}

Compiler output:
a.cc:53:10: fatal error: conio.h: No such file or directory
   53 | #include <conio.h>
      |          ^~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define PI 3.141592653589793
#define MOD 1000000007
#define rep(i, n) for (ll i = 0; i < n; i++)
#define all(v) v.begin(), v.end()
typedef long long ll;
typedef long double ld;


int main() {
    ll H, W, N;
    cin >> H >> W >> N;
    vector<ll> a(N, 0);
    rep(i, N) cin >> a[i];
    ll ans[H][W] = {0};
    ll id=0;
    
    rep(i,h){
        if(i % 2 == 0){
            rep(j,w){
                ans[i][j] = id + 1;
                a[id]--;
                if(a[id] == 0) id++;
            }
        }
        else{
            for(ll j = w - 1;j >= 0; j--){
                ans[i][j] = id + 1;
                a[id]--;
                if(a[id] == 0) id++;
            }
        }
    }

    rep(i,h){
        rep(j,w){
            cout << ans[i][j] << " ";
        }
        cout << endl;
    }
    
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:11: error: 'h' was not declared in this scope
   19 |     rep(i,h){
      |           ^
a.cc:5:38: note: in definition of macro 'rep'
    5 | #define rep(i, n) for (ll i = 0; i < n; i++)
      |                                      ^
a.cc:21:19: error: 'w' was not declared in this scope
   21 |             rep(j,w){
      |                   ^
a.cc:5:38: note: in definition of macro 'rep'
    5 | #define rep(i, n) for (ll i = 0; i < n; i++)
      |                                      ^
a.cc:28:24: error: 'w' was not declared in this scope
   28 |             for(ll j = w - 1;j >= 0; j--){
      |                        ^
a.cc:36:11: error: 'h' was not declared in this scope
   36 |     rep(i,h){
      |           ^
a.cc:5:38: note: in definition of macro 'rep'
    5 | #define rep(i, n) for (ll i = 0; i < n; i++)
      |                                      ^
a.cc:37:15: error: 'w' was not declared in this scope
   37 |         rep(j,w){
      |               ^
a.cc:5:38: note: in definition of macro 'rep'
    5 | #define rep(i, n) for (ll i = 0; i < n; i++)
      |                                      ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
using Graph = vector<vector<int>>;
const ll mod=1000000007;
const int MAX_N = 1000;         // n の最大値
double tenchoku(double x1, double y1 , double x2 , double y2, double x, double y) {
double a = (y1-y2)/(x1-x2);
double b = -1;
double c = y1-a*x1;
double k = abs(a*x+b*y+c)/sqrt(a*a+b*b);
return k;}
// nCk を取得
double nCk(int n, int k) {
double res=1.0;
for(int i=0; i<n; i++){
res*=0.5;}
for(int i=0; i<k; i++){
res*=(double)(n-i);
res/=(double)(k-i);}
return res;}
int main(){
cout << fixed << setprecision(10);
ll n;
cin>>n;
ll counter=0;
ll f=0;
ll h,w;
cin>>h>>w;
ll a[n]={};
ll ca=0;
ll d[h][w]={{}};
for(ll i=0; i<n; i++){
cin>>a[i];}
for(ll i=0; i<h; i++){
for(ll m=0; i<w; m++){
if(a[ca]+m<=w){
for(ll k=0; k<a[ca]+m; k++){
d[i][k]=ca;}

Compiler output:
a.cc: In function 'int main()':
a.cc:39:13: error: expected '}' at end of input
   39 | d[i][k]=ca;}
      |             ^
a.cc:37:15: note: to match this '{'
   37 | if(a[ca]+m<=w){
      |               ^
a.cc:39:13: error: expected '}' at end of input
   39 | d[i][k]=ca;}
      |             ^
a.cc:36:22: note: to match this '{'
   36 | for(ll m=0; i<w; m++){
      |                      ^
a.cc:39:13: error: expected '}' at end of input
   39 | d[i][k]=ca;}
      |             ^
a.cc:35:22: note: to match this '{'
   35 | for(ll i=0; i<h; i++){
      |                      ^
a.cc:39:13: error: expected '}' at end of input
   39 | d[i][k]=ca;}
      |             ^
a.cc:22:11: note: to match this '{'
   22 | int main(){
      |           ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
    int h,w;
    int n;
    vector<int> a;
    cin >> h >> w;
    cin >> n;
    for(int i=0; i<n; i++){
        int _a;
        cin >> _a;
        a.push_back(_a);
    }

    int c[h][w];
    fill(c[0],c[h],0);
    int hi=0;wi=0,d=0;
    int dr[4][2] = {
        {0,1},
        {1,0},
        {0,-1},
        {-1,0}
    };
    int ai=0;
    for(int cnt=0; cnt<h*w; cnt++){
        if(a.at(ai)==0)ai++;
        c[hi][wi] = ai+1;
        a.at(ai)--;
        if(hi+dr[d][0]<0 || hi+dr[d][0]>=h || wi+dr[d][1]<0 || wi+dr[d][1]>=w){
            d++;
            d%=4;
        } else if(c[hi+dr[d][0]][wi+dr[d][1]]>0){
            d++;
            d%=4;
        }
        hi+=dr[d][0];
        wi+=dr[d][1];
    }

    // output
    for(int i=0; i<h; i++){
        for(int j=0; j<w; j++){
            cout << c[i][j];
            if (j!=w-1) cout << ' ';
        }
        cout << endl;
    }

    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:14: error: 'wi' was not declared in this scope; did you mean 'hi'?
   17 |     int hi=0;wi=0,d=0;
      |              ^~
      |              hi
a.cc:17:19: error: 'd' was not declared in this scope
   17 |     int hi=0;wi=0,d=0;
      |                   ^
Language: C

H,W=map(int,input().split())
N=int(input())
la=list(map(int,input().split()))
lans=[[0 for _ in range(W)] for _ in range(H)]
count=0
tmpi=0
for i in range(H):
    if i%2==0:
        for j in range(W):
            if count==0:
                tmpi+=1
                count=la[tmpi-1]
            lans[i][j]=tmpi
            count-=1
    else:
        for j in range(W-1,-1,-1):
            if count==0:
                tmpi+=1
                count=la[tmpi-1]
            lans[i][j]=tmpi
            count-=1
for i in range(H):
    for j in range(W-1):
        print(lans[i][j],end=" ")
    print(lans[i][W-1])
    


Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | H,W=map(int,input().split())
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'H' [-Wimplicit-int]
main.c:1:3: error: type defaults to 'int' in declaration of 'W' [-Wimplicit-int]
    1 | H,W=map(int,input().split())
      |   ^
main.c:1:5: error: implicit declaration of function 'map' [-Wimplicit-function-declaration]
    1 | H,W=map(int,input().split())
      |     ^~~
main.c:1:9: error: expected expression before 'int'
    1 | H,W=map(int,input().split())
      |         ^~~
main.c:2:1: error: expected ',' or ';' before 'N'
    2 | N=int(input())
      | ^
Language: C++

#include<iostream>
#include<vector>
#include <algorithm>
#include <bits/stdc++.h>

using namespace std;

int main(){
  int H , W , N, a[10010];
  
  cin >> H >> W;
  
  cin >> N;
  
  for (int i = 0; i < N; ++i) cin >> a[i];
  
	vector<vector<int> > res(H, vector<int>(W, 0));
 
	int x = 0, y = 0;
	for (int i = 0; i < N; ++i) {
	  for (int j = 0; j < a[i]; ++j) {
		res[x][y] = i+1;
		++y;
		if (y == W) {
		  ++x, y = 0;
		}
	  }
	}
	for (int i = 0; i < H; ++i) {
	  if (i & 1)
        
		reverse(res[i].begin(), res[i].end());
      
	}
	for (int i = 0; i < H; ++i) {
	  for (int j = 0; j < W; ++j) {
		cout << res[i][j];
		if (j != W-1) cout << " ";
	  }
	  cout << endl;
	}
						
  }
}


Compiler output:
a.cc:44:1: error: expected declaration before '}' token
   44 | }
      | ^
Language: C++

#include<iostream>
#include<vector>
using namespace std;

int main(){
  int H , W , N, a[10010];
  
  cin >> H >> W;
  
  cin >> N;
  
  for (int i = 0; i < N; ++i) cin >> a[i];
  
	vector<vector<int> > res(H, vector<int>(W, 0));
 
	int x = 0, y = 0;
	for (int i = 0; i < N; ++i) {
	  for (int j = 0; j < a[i]; ++j) {
		res[x][y] = i+1;
		++y;
		if (y == W) {
		  ++x, y = 0;
		}
	  }
	}
	for (int i = 0; i < H; ++i) {
	  if (i & 1)
		reverse(res[i].begin(), res[i].end());
	}
	for (int i = 0; i < H; ++i) {
	  for (int j = 0; j < W; ++j) {
		cout << res[i][j];
		if (j != W-1) cout << " ";
	  }
	  cout << endl;
	}
						
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:17: error: 'reverse' was not declared in this scope
   28 |                 reverse(res[i].begin(), res[i].end());
      |                 ^~~~~~~
a.cc: At global scope:
a.cc:39:1: error: expected declaration before '}' token
   39 | }
      | ^
Language: C++

import sys
input = sys.stdin.readline
from operator import itemgetter
sys.setrecursionlimit(10000000)
INF = 10**30

def main():
    h, w = list(map(int, input().strip().split()))
    n = int(input().strip())
    a = list(map(int, input().strip().split()))
    c = [[0] * w for _ in range(h)]
    k = 1
    l = 0
    for i in range(h):
        for j in range(w):
            if i % 2 == 0:
                c[i][j] = k
            else:
                c[i][w-1-j] = k
            a[l] -= 1
            if a[l] == 0:
                k += 1
                l += 1
    for i in range(h):
        print(' '.join(map(str, c[i])))

if __name__ == '__main__':
    main()


Compiler output:
a.cc:27:16: warning: multi-character literal with 8 characters exceeds 'int' size of 4 bytes
   27 | if __name__ == '__main__':
      |                ^~~~~~~~~~
a.cc:1:1: error: 'import' does not name a type
    1 | import sys
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
Language: C++

H,W=map(int,input().split())
N=int(input())
L=list(map(int,input().split()))
print(L)
col=0
M=[[0]*W for _ in range(H)]



for i in range(H):
    if i%2==0:
        for j in range(W):
        # print(i)
        # print(j)
            if L[col]>0:
                M[i][j]=col+1
                L[col]-=1
            if L[col]==0:
                col+=1
    else:
        for j in range(W-1,-1,-1):
        # print(i)
        # print(j)
            if L[col]>0:
                M[i][j]=col+1
                L[col]-=1
            if L[col]==0:
                col+=1

for q in range(H):
    for w in range(W):
        print(M[q][w],end=" ")
    print()


Compiler output:
a.cc:13:11: error: invalid preprocessing directive #print
   13 |         # print(i)
      |           ^~~~~
a.cc:14:11: error: invalid preprocessing directive #print
   14 |         # print(j)
      |           ^~~~~
a.cc:22:11: error: invalid preprocessing directive #print
   22 |         # print(i)
      |           ^~~~~
a.cc:23:11: error: invalid preprocessing directive #print
   23 |         # print(j)
      |           ^~~~~
a.cc:1:1: error: 'H' does not name a type
    1 | H,W=map(int,input().split())
      | ^
Language: C++

#include <iostream>
#include <cassert>
#include <iomanip>
#include <utility>
#include <cmath>
#include <numeric>
#include <vector>
#include <set>
#include <map>
#include <algorithm>
#include <queue>
#include <string>

using namespace std;

typedef long long ll;
typedef pair<int, int> p_i;

#define rep(i, n) for (int i = 0; i < n; i++)
#define repext(i, a, b) for (int i = a; i < b; i++)
#define reprev(i, n) for (int i = n - 1; i >= 0; i--)
#define repextrev(i, a, b) for (int i = b - 1; i >= a; i--)

#define repv(v, values) for (auto v : values)

#define vec_all(vec) vec.begin(), vec.end()
#define sum(vec) accumulate(vec_all(vec), 0LL)
#define srt(vec) sort(vec_all(vec))
#define rev(vec) reverse(vec_all(vec))
#define revsrt(vec) \
    srt(vec);       \
    rev(vec)

// vectorデバッグ
template <typename T>
void dump_vec(vector<T> vec)
{
    rep(i, vec.size())
    {
        cout << i << ": " << vec[i] << endl;
    }
}

template <typename T, typename S>
void dump_dic(map<T, S> dic)
{
    for (auto v : dic)
    {
        cout << v.first << ": " << v.second << endl;
    }
}

// --- notice ---
// intの和はllにしろ

int main()
{
    int h, w;
    cin >> h >> w;
    int n;
    cin >> n;
    vector<int> a(n);
    cin >> a[0];
    int tmp;
    repext(i, 1, n) {
        cin >> tmp;
        a[i] += a[i - 1] + tmp;
    }

    vector<p_i> pos;
    rep(i, h) {
        if (i % 2 == 0) {
            rep(j, w) {
                pos.push_back(p_i(i, j));
            }
        } else {
            reprev(j, w) {
                pos.push_back(p_i(i, j));
            }
        }
    }

    vector<vector<int>> map(h, vector<int>(w, 0));

    int sum_index = 0;
    int current_sum = a[sum_index];
    rep(i, h * w) {
        if (i == current_sum) {
            sum_index++;
            current_sum = a[sum_index];
        }
        int y = pos[i].first;
        int x = pos[i].`second;

        map[y][x] = sum_index + 1;
    }

    rep(i, h) {
        rep(j, w) {
            cout << map[i][j] << " ";
        }
        cout << endl;
    }
    return 0;
}

Compiler output:
a.cc:93:24: error: stray '`' in program
   93 |         int x = pos[i].`second;
      |                        ^
Language: Java

import java.util.*;
public class Main{
	public static void main(String[] args){
    	Scanner sc = new Scanner(System.in);
      int h = sc.nextInt();
      int w = sc.nextInt();
      int n = sc.nextInt();
      int[] a = new int[n];
      for(int i = 0;i < n;i++)a[i]=sc.nextInt();
      int[][] ans = new int[h][w];
      int i = 0;
      int j = 0;
      for(int c= 0;c < n;c++){
      	while(a[c]>0){
          ans[i][j]=c+1;
          a[c]--;
          j+=(i%2==0)?1:-1;
          if(j<0){
            i++;
            j=0;
          }else if(j>=w){
            i++;
            j=w-1;
          }
        }
      }
      for(int i = 0;i < h;i++){
        System.out.print(ans[i][0]);
      	for(int j = 1;j < w;j++){
        	System.out.print(" "+ans[i][j]);
        }
        System.out.println("");
      }
    }
}

Compiler output:
Main.java:27: error: variable i is already defined in method main(String[])
      for(int i = 0;i < h;i++){
              ^
Main.java:29: error: variable j is already defined in method main(String[])
      	for(int j = 1;j < w;j++){
      	        ^
2 errors
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define fo(a,b) for(int a=0;a<b;a++)
#define Sort(a) sort(a.begin(),a.end())
 int wari(int a,int b) {
   if(a%b==0)
     return a/b;
   else
     return a/b+1;
 }
 int keta(int a){//桁数
  double b=a;
  b=log10(b);
  int c=b;
  return c+1;
 }
 int souwa(int a){
  return a*(a+1)/2;
 }
 int lcm(int a,int b){//最小公倍数
  int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return d*e/f;
    }
  int gcm(int a,int b){//最大公約数
      int d=a,e=b,f;
  if(a<b)
    swap(a,b);
  int c,m=1;
  while(m){
    c=a%b;
    if(c==0){
       f=b;
      m--;
    }
    else{
      a=b;
      b=c;
 }
  }
  return f;
  }
signed main(){
  int a,b,c;
  cin>>a>>b>>c;
  vector<int> d(c);
  fo(i,c)
    cin>>d[i];
  vector<int> e;
  for(int i=0;i<c,i++){
    for(int j=0;j<d[i];j++){
      d.push_back(i+1);
    }
  }
  vector<int> f(b);
  fo(i,a){
    fo(j,b){
      if(i%2==0){
      cout<<d[i*b+j];
      if(j==b-1)
        cout<<endl;
      else
        cout<<" ";
      }
      else{
        fo(k,b)
          f[k]==d[i*b+j];
        rev(d);
        cout<<f[j];
        if(j==b-1)
        cout<<endl;
        else
        cout<<" ";
      }
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:64:22: error: expected ';' before ')' token
   64 |   for(int i=0;i<c,i++){
      |                      ^
      |                      ;
a.cc:82:9: error: 'rev' was not declared in this scope
   82 |         rev(d);
      |         ^~~
Language: C++

#include <iostream>
#include <vector>

using namespace std;

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	int h, w, n;
	cin >> h >> w >> n;
	vector<int> a(n);
	for (auto& v : a) cin >> v;
	vector<vector<int>> grid(h, vector<int>(w));
	int direction = 1;
	int index = 1;
	int x = 0, y = 0;
	for (auto to_paint : a) {
		for (int i = 0; i < to_paint; i++) {
			grid[x][y] = index;
			if (   (direction == 1 && y == w-1)
					|| (direction == -1 && y == 0)) {
				x++;
				direction = -direction;
			}
			else y += direction;
		}
		index++;
	}
	for (auto& row : grid) {
		cout << row.front();
		for_each(begin(row) + 1, end(row),
				[] (int color) { cout << ' ' << color; });
		cout << endl;
	}
}


Compiler output:
a.cc: In function 'int main()':
a.cc:31:17: error: 'for_each' was not declared in this scope
   31 |                 for_each(begin(row) + 1, end(row),
      |                 ^~~~~~~~
Language: C++

/**
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
*/
#include <bits/stdc++.h>

#define F first
#define S second
#define pb push_back

const long long MOD = 1e9 + 7;
const long long MAXN = 1e6 + 1;
using namespace std;

typedef long long ll;

long long readInt() {
    bool minus1 = false;
    long long result = 0;
    char ch;
    ch = getchar();
    while (true) {
        if (ch == '-') break;
        if (ch >= '0' && ch <= '9') break;
        ch = getchar();
    }
    if (ch == '-') minus1 = true; else result = ch-'0';
    while (true) {
        ch = getchar();
        if (ch < '0' || ch > '9') break;
        result = result*10 + (ch - '0');
    }
    if (minus1)
        return -result;
    else
        return result;
}

int a[MAXN];

int c[111][111];

void go(int i, int how) {
	if (how) {
		for (int j = 1; j <= W; j++) {
			c[i][j] = ptr;
			a[ptr]--; 
			if (a[ptr] == 0) {
				ptr++;
			}			
		}
	} else {
	    for (int j = W; j >= 1; j--) {
			c[i][j] = ptr;
			a[ptr]--; 
			if (a[ptr] == 0) {
				ptr++;
			}			
		}
	}
}

int main() {
	
    int H = readInt(), W= readInt();
    int n = readInt();
    for (int i = 1; i <= n; i++) {
    	a[i] = readInt();
    }
	for (int i = 1; i <= n; i++) {
		go(i, i % 2);
	}
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= n; j++) {
			cout << c[i][j] << ' ';
		}
		cout << endl;
	}
    return 0;
}

Compiler output:
a.cc: In function 'void go(int, int)':
a.cc:44:38: error: 'W' was not declared in this scope
   44 |                 for (int j = 1; j <= W; j++) {
      |                                      ^
a.cc:45:35: error: 'ptr' was not declared in this scope
   45 |                         c[i][j] = ptr;
      |                                   ^~~
a.cc:52:26: error: 'W' was not declared in this scope
   52 |             for (int j = W; j >= 1; j--) {
      |                          ^
a.cc:53:35: error: 'ptr' was not declared in this scope
   53 |                         c[i][j] = ptr;
      |                                   ^~~
Language: C++

#include "stdafx.h"
#include <iostream>
using namespace std;

int main()
{
	int rows, columns;
	cin >> rows >> columns;
	int **HW;
	HW = new int * [rows];
	for (int i = 0; i < rows; i++) {
		HW[i] = new int[columns];
	}
	for (int i = 0; i < rows; i++) {
		for (int j = 0; j < columns; j++) {
			HW[i][j] = 0;
		}
	}
	//填格子开始

	int Num;
	cin >> Num;
	int *a;
	a = new int[Num];
	for (int i = 0; i < Num; i++) {
		cin >> a[i];
	}
	int var = 0; int x = -1, y = 0;
	for (int i = 0; i < Num; i++) {
		for (int j = 0; j < a[i]; j++) {
			if (var == 0) {
				x++;
				if (x < columns && HW[y][x] == 0) {
					HW[y][x] = i + 1;
				}
				else {
					x--; j--; var++;
				}
			}else if (var == 1) {
				y++;
				if (y < rows && HW[y][x] == 0) {
					HW[y][x] = i + 1;
				}
				else {
					y--; j--; var++;
				}
			}else if (var == 2) {
				x--;
				if (x >= 0 && HW[y][x] == 0) {
					HW[y][x] = i + 1;
				}
				else {
					x++; j--; var++;
				}
			}else if(var == 3) {
				y--;
				if (y >= 0 && HW[y][x] == 0) {
					HW[y][x] = i + 1;
				}
				else {
					y++; j--; var = 0;
				}
			}
		}
	}
	//填格子结束
	for (int i = 0; i < rows; i++) {
		cout << HW[i][0];
		for (int j = 1; j < columns; j++) {
			cout << " " << HW[i][j];
		}
		cout << endl;
	}
    return 0;
}

Compiler output:
a.cc:1:10: fatal error: stdafx.h: No such file or directory
    1 | #include "stdafx.h"
      |          ^~~~~~~~~~
compilation terminated.
Language: C++

#include<iostream>
using namespace std;

int main()
{
	int h = 0;
	int w = 0;
	int n = 0;
	int p[100][100];
	while (cin >> h >> w >> n)
	{
		memset(p, 0, sizeof(p));
		int *q = new int[n];
		for (int i = 0; i < n; i++)
		{
			cin >> q[i];
		}
		int i = 0, j = 0;
		int biaoji = 0;//0表示正向
		for (int h1 = 0; h1 < n; h1++)
		{
			for (int g = 0; g < q[h1]; g++)
			{
				p[i][j] = q[h1];
				if (biaoji == 0)
				{
					j++;
				}
				else
				{
					j--;
				}
				if (biaoji == 0 && j == w)
				{
					i++;
					j = w - 1;
					biaoji = 1;
				}
				else if (biaoji == 1 && j == -1)
				{
					biaoji = 0;
					i++;
					j = 0;
				}
			}
		}
		for (int h1 = 0; h1 < h; h1++)
		{
			for (int w1 = 0; w1 < w; w1++)
			{
				cout << p[h1][w1];
				if (w1 != w - 1)
				{
					cout << " ";
				}
				else
				{
					cout << endl;
				}
			}
		}
		delete q;
	}
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:17: error: 'memset' was not declared in this scope
   12 |                 memset(p, 0, sizeof(p));
      |                 ^~~~~~
a.cc:2:1: note: 'memset' 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 <iostream>

using namespace std;
#define mems(a) (memset(a,0,sizeof(a)))
int grid[102][102];
int height, width, sum, colors, counts;
int main()
{
	cin >> height >> width >> sum;
	mems(grid);
	counts = -1;
	for (int i = 1; i <= sum; i++)
		{
			cin>>colors;
			while (colors--)
			{
				counts++;
				grid[(counts / height) & 1 ? (height - 1 - (counts%height)) : counts % height][counts / height] = i;
			}
		}
		for (int i = 0; i<height; i++)
		{
			for (int j = 0; j<width; j++)
			{
				if (j!=0) cout<<" ";
				cout<<grid[i][j];
			}
			cout << endl;
		}
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:4:18: error: 'memset' was not declared in this scope
    4 | #define mems(a) (memset(a,0,sizeof(a)))
      |                  ^~~~~~
a.cc:10:9: note: in expansion of macro 'mems'
   10 |         mems(grid);
      |         ^~~~
a.cc:2:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include <iostream>
  +++ |+#include <cstring>
    2 |
Language: C

#include<stdio.h>
int main()
{
	int H, W, N, i, j, x, y, n;
	int a[10000], b[10000] = { 0 }, HW[100][100] = {0};
	while ((scanf("%d%d",&H,&W))==2)
	{
		scanf("%d", &N);
		for (i = 0,n=0; i < N; i++)
		{
			scanf("%d", &a[i]);
			sum += a[i];
			for (j = 0; j < a[i]; j++)
				b[n++] = i+1;
		}
		n = 1; HW[x = 0][y = W - 1] = 1;
		while (b[n])
		{
			while (x + 1 < H && !HW[x + 1][y])
				HW[++x][y] = b[n++];
			while (y - 1 >= 0 && !HW[x][y - 1])
				HW[x][--y] = b[n++];
			while (x - 1 >= 0 && !HW[x - 1][y])
				HW[--x][y] = b[n++];
			while (y + 1 < n && !HW[x][y + 1])
				HW[x][++y] = b[n++];
		}
		for (i = 0; i < H; i++)
		{
			for (j = 0; j < W; j++)
			{
				printf("%d ", HW[i][j]);
			}
			printf("\n");
		}
	}
	return 0;
}

Compiler output:
main.c: In function 'main':
main.c:12:25: error: 'sum' undeclared (first use in this function)
   12 |                         sum += a[i];
      |                         ^~~
main.c:12:25: note: each undeclared identifier is reported only once for each function it appears in
Language: Java

import java.io.*;
import java.util.*;
import java.text.*;

public class Competition {
	public static void main(String[] args) {
		gridColoring();
	}
	
	public static void sieve(int max) {		
		boolean[] isComposite = new boolean[max+1];
		for(int i=2; i<=max; i++) 
			if(!isComposite[i])
				for(int j=i*i; j<=max; j+=i)
					isComposite[j]=true;
					
		for(int i=2; i<=max; i++) if(!isComposite[i]) System.out.println(i + " ");
	}
	
	public static void gridColoring() {
		Reader reader = new Reader();
		int height = reader.nextInt();
		int width = reader.nextInt();
		
		int num = reader.nextInt();		
		int[] colorNums = new int[num];
		for(int j = 0; j < num; j++) colorNums[j] = reader.nextInt();
		
		int[][] solution = new int[height][width];
		int r = 0, c = 0, color = 1;
		for(int j = 0; j < height*width; j++) {
			r = j/width;
			c = (r%2 == 0)? j - j/width*width : width - (j - j/width*width) - 1;
			
			if(colorNums[color - 1] <= 0) color++;
			solution[r][c] = color;
			colorNums[color - 1]--;
		}
		
		for(int j = 0; j < height; j++) {
			for(int k = 0; k < width; k++) System.out.print(solution[j][k] + " ");
			System.out.println();
		}
	}
	
	public static void simArrays() {
		Reader reader = new Reader();
		
		int n = reader.nextInt();
		int res = 1;
		res = exponential(3, n);
		
		int[] arr = new int[n];
		for(int j = 0; j < n; j++) arr[j] = reader.nextInt();
		
		int oddWays = 1;
		for(int j = 0; j < n; j++) if(arr[j] % 2 == 0) oddWays *= 2;
		
		System.out.println(res - oddWays);
	}
	
	public static int exponential(int base, int exp) {
		if(exp == 0) return 1;
		else if(exp % 2 == 0) return exponential((base*base), exp/2);
		return base*exponential((base*base), exp/2); //integer cutoff means (exp - 1)/2 unnecessary
	}
}

class Reader {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st;
    String next() {
        while(st==null||!st.hasMoreTokens()) {
            try {
                st = new StringTokenizer(br.readLine());
            } catch(Exception e) {}
        }
        return st.nextToken();
    }
	
    int nextInt() {
        return Integer.parseInt(next());
    }
}

Compiler output:
Main.java:5: error: class Competition is public, should be declared in a file named Competition.java
public class Competition {
       ^
1 error
Language: C++

/**
 * code generated by JHelper
 * More info: https://github.com/AlexeyDmitriev/JHelper
 * @author verytable
 */

#include <iostream>
#include <fstream>

#include <iostream>
#include <algorithm>
#include "../library/util.h"


class TaskD {
public:
    void solve(std::istream &in, std::ostream &out) {
        int h, w;
        in >> h >> w;

        int n;
        in >> n;

        std::string row_paint;
        int row = 0;
        int col = 0;
        for (int i = 0; i < n; ++i) {
            int a;
            in >> a;

            while (a > 0) {
                bool left_to_right = (row % 2 == 0);

                if (left_to_right) {
                    int to_paint = std::min(a, w - col);

                    col += to_paint;
                    a -= to_paint;

                    for (int j = 0; j < to_paint; ++j) {
                        row_paint += std::to_string(i + 1) + ' ';
                    }

                    if (col == w) {
                        ++row;
                        trim(row_paint);
                        out << row_paint << '\n';
                        row_paint = "";
                    }
                } else {
                    int to_paint = std::min(a, col);

                    col -= to_paint;
                    a -= to_paint;

                    for (int j = 0; j < to_paint; ++j) {
                        row_paint += std::to_string(i + 1) + ' ';
                    }

                    if (col == 0) {
                        ++row;
                        std::reverse(row_paint.begin(), row_paint.end());
                        trim(row_paint);
                        out << row_paint << '\n';
                        row_paint = "";
                    }
                }
            }
        }
    }
};


int main() {
    TaskD solver;
    std::istream &in(std::cin);
    std::ostream &out(std::cout);
    solver.solve(in, out);
    return 0;
}


Compiler output:
a.cc:12:10: fatal error: ../library/util.h: No such file or directory
   12 | #include "../library/util.h"
      |          ^~~~~~~~~~~~~~~~~~~
compilation terminated.
Language: C++


#include <iostream>
#include <algorithm>
#include <string.h>
#include <math.h>
#include <queue>

using namespace std;

#define pb push_back
#define mp make_pair
#define ll long long
#define ull unsigned ll
#define db double
#define INF 0x3f3f3f3f
#define MOD 1000000007
#define PII pair<int, int>

int h,w;
int n;
int a;
int grid[105][105];

int main()
{
    scanf("%d%d%d",&h,&w,&n);
    queue<int> q;
    for (int i=1;i<=n;i++) {
        scanf("%d",a);
        for (int j=0;j<a;j++) q.pb(i);
    }
    for (int i=1;i<=h;i++) {
        if (i%2==1) {
            for (int j=1;j<=w;j++) {
                grid[i][j]=q.front();q.pop();
            }
        } else {
            for (int j=w;j>=1;j--) {
                grid[i][j]=q.front();q.pop();
            }
        }
    }
    for (int i=1;i<=h;i++) {
        for (int j=1;j<=w;j++) {
            printf("%d ",grid[i][j]);
        }
        printf("\n");
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:12: error: 'class std::queue<int>' has no member named 'push_back'
   10 | #define pb push_back
      |            ^~~~~~~~~
a.cc:30:33: note: in expansion of macro 'pb'
   30 |         for (int j=0;j<a;j++) q.pb(i);
      |                                 ^~
Language: C++

#include <iostream>
#include <algorithm>

using namespace std;

int main()
{
  int h, w;
  cin >> h >> w;
  int n;
  cin >> n;
  vector<int> vs;
  for (int i = 1; i <= n; i++)
  {
	int v;
	cin >> v;
	for (int j = 0; j < v; j++)
	{
	  vs.push_back(i);
	}
  }
  for (int j = 0; j < h; j++)
  {
	for (int i = 0; i < w; i++)
	{
	  int index = (j % 2 == 0 ? j * w + i : j * w + (w - 1 - i));
	  if (i > 0) cout << " ";
	  cout << vs[index];
	}
	cout << endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:3: error: 'vector' was not declared in this scope
   12 |   vector<int> vs;
      |   ^~~~~~
a.cc:3:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    2 | #include <algorithm>
  +++ |+#include <vector>
    3 | 
a.cc:12:10: error: expected primary-expression before 'int'
   12 |   vector<int> vs;
      |          ^~~
a.cc:19:11: error: 'vs' was not declared in this scope; did you mean 'v'?
   19 |           vs.push_back(i);
      |           ^~
      |           v
a.cc:28:19: error: 'vs' was not declared in this scope
   28 |           cout << vs[index];
      |                   ^~
Language: C

#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>

using namespace std;

void print_front(vector<int>& line) {
  bool first = true;
  for (int i = 0; i < line.size(); i++) {
    if (!first) {
      cout << " ";
    }
    cout << line[i];
    first = false;
  }
  cout << endl;
}

void print_back(vector<int>& line) {
  bool first = true;
  for (int i = line.size() - 1; i >= 0; i--) {
    if (!first) {
      cout << " ";
    }
    cout << line[i];
    first = false;
  }
  cout << endl;
}

int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);

  int h, w, n;
  cin >> h >> w >> n;

  vector<int> a(n);

  for (auto& e : a) {
    cin >> e;
  }

  vector<int> line;
  bool odd = true;

  for (int i = 0; i < a.size(); i++) {
    for (int j = 0; j < a[i]; j++) {
      line.push_back(i+1);
      if (line.size() == w) {
        if (odd) {
          print_front(line);
        } else {
          print_back(line);
        }
        line.clear();
        odd = !odd;
      }
    }
  }
  return 0;
}



Compiler output:
main.c:1:10: fatal error: iostream: No such file or directory
    1 | #include <iostream>
      |          ^~~~~~~~~~
compilation terminated.
Language: C

#include <cstdio>
using namespace std;
int h, w, n, a[1100], mp[1100][1100], cnt = 0, now = 1;
int main() {
    scanf("%d%d%d", &h, &w, &n);
    for(int i = 1; i <= n; i++) {
        scanf("%d", &a[i]);
    }
    for(int i = 1; i <= h; i++) {
        int from = (i & 1) ? 1 : w;
        int to = (i & 1) ? w + 1 : 0;
        int delta = (i & 1) ? 1 : -1;
        for(int j = from; j != to; j += delta) {
            mp[i][j] = now;
            cnt++;
            if(a[now] == cnt) {
                now++;
                cnt = 0;
            }
        }
    }
    for(int i = 1; i <= h; i++) {
        for(int j = 1; j < w; j++) {
            printf("%d ", mp[i][j]);
        }
        printf("%d\n", mp[i][w]);
    }
    return 0;
}



Compiler output:
main.c:1:10: fatal error: cstdio: No such file or directory
    1 | #include <cstdio>
      |          ^~~~~~~~
compilation terminated.