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

#include<iostream>
#include<algorithm>
#include<vector>
#include<string>
using namespace std;
#define vel vector<long long>
#define int long long
#define rep(i,n) for(long long i=0;i<n;i++)
#define sor(v) sort(v.begin(),v.end())
long long p = 998244353;
vel kai(2001, 1);
vel ink(2001, 1);
vel uni(vel &list) {
	if (list.size() == 0) { return list; }
	sort(list.begin(), list.end());
	vel ql(1, list[0]);
	rep(i, list.size() - 1) {
		if (list[i] != list[i + 1]) { ql.push_back(list[i + 1]); }
	}
	return ql;
}
int ru(int a, int r) {
	if (r == 0) { return 1; }
	int ans = ru(a, r / 2);
	ans *= ans; ans %= p;
	if (r % 2 == 1) { ans *= a; }
	return ans % p;
}
int inv(int a) {
	return ru(a, p - 2);
}
void make_kai() {
	rep(i, 2000) { kai[i + 1] = (kai[i] * (i + 1)) % p; }
	rep(i, 2001) { ink[i] = inv(kai[i]); }
}
int com(int n, int r) {
	int ans = kai[n] * ink[r];
	ans %= p; ans *= ink[n - r]; ans %= p;
	return ans;
}
signed main() {
	make_kai();
	vel rui(2001, 1);
	rep(i, 2000) { rui[i + 1] = (rui[i] * 2) % p; }
int n, k; cin >> k >> n;
		vel ans(2 * k - 1, 0);
		for (int i = 2; i <= k + 1; i++) {
			int qans = 0;
			int pair = (i - 1) / 2;
			int ex = k - i + 1;
			rep(j, min(pair, n) + 1) {
				int can_use = n - j;
				int can_pal = j + ex;
				if (can_pal != 0) {
					int pl = com(can_use + can_pal - 1, can_pal - 1)*com(pair, j);
					pl = ((pl%p)*rui[j]) % p;
					qans += pl;
					qans %= p;
				}
			}
			if (i % 2 == 0) {
				n--;
				rep(j, min(pair, n) + 1) {
					int can_use = n - j;
					int can_pal = j + ex;
					if (can_pal != 0) {
						int pl = com(can_use + can_pal - 1, can_pal - 1)*com(pair, j);
						pl = ((pl%p)*rui[j]) % p;
						qans += pl;
						qans %= p;
					}
				}
				n++;
			}
			ans[i - 2] = qans;
			ans[2 * k - i] = qans;
		}
		rep(i, 2 * k - 1) { cout << ans[i] << endl; }
		vel re(2 * k - 1, 0);
		vel	tik(n + k - 1, 0);
		for (int i = n; i < n + k - 1; i++) { tik[i] = 1; }
	}
	return 0;
}


Compiler output:
a.cc:83:9: error: expected unqualified-id before 'return'
   83 |         return 0;
      |         ^~~~~~
a.cc:84:1: error: expected declaration before '}' token
   84 | }
      | ^
Language: C++

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

typedef long long ll;

int N, K;
const ll MOD=998244353;

ll F[4002], F_inv[4002];

ll power(ll x, int n){
  ll v=1;
  while(n>1){
    if(n%2==1){
      v*=x;
    }
    (x*=x)%=MOD;
    v/=2;
  }
  return v;
}

void calc(){
  F[0]=1, F[1]=1;
  for (int i=1;i<4001;++i){
    F[i+1]=(F[i]*(i+1))%MOD;
  }

  F_inv[4001]=power(F[4001],MOD-2);
  for (int j=4001;j>=1;--j){
    F_inv[j-1]=(F_inv[j]*j)%MOD;
  }
}

ll comb(int n, int k){
  if(n<0||k<0||k>n){return 0;}
  return (ll)(F[n]*F_inv[k]*F_inv[n-k])%MOD;
}

ll partition(int num_ball, int num_box){
  return comb(num_ball+num_box-1, num_ball);
}

int main(){
  calc();
  cin>> N>>K;
  for (int i=2;i<=2*K;++i){
    ll ans=0;
    if(i%2==1){
      int A=min((i-1)/2, (2*K+2-i)/2);
      for (int j=0;j<=A;++j){
        ll tmp=(power(2, j)*comb(A, j)*partition(N-j, j+(K-i-1)))%MOD;
        ans+=tmp;
      }
    }
    else{
      int A=min((i-1)/2, (2*K+2-i)/2-1);
      for (int j=0;j<=A;++j){
        ll tmp=(power(2,j)*comb(A,j)*)*(partition(N-j, K-2*A+j-1)+partition(N-j-1, K-2*A+j-1))%MOD;
        ans+=tmp;
      }
    }
    ans%=MOD;
    cout << ans << endl;
  }
  return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:59:38: error: expected primary-expression before ')' token
   59 |         ll tmp=(power(2,j)*comb(A,j)*)*(partition(N-j, K-2*A+j-1)+partition(N-j-1, K-2*A+j-1))%MOD;
      |                                      ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MOD=998244353;
int N, K;
ll F[4001], F_inv[4001];


ll power(ll x, ll n){
  ll v=1;
  while(n>1){
    if(n%2==1){(v*=x)%MOD;}
    (x*=x)%=MOD;
    v/=2;
  }
  return v;
}

void calc(){
  F[0]=1;
  for (int i=0;i<4000;++i){
    F[i+1]=(F[i]*(i+1))%MOD;
  }

  F_inv[4000]=power(F[4000], MOD-2);
  for (int j=4000;j>=1;--j){
    F_inv[j-1]=(F_inv[j]*j)%MOD;
  }
}

ll comb(int n, int k){
  if (n<0||k<0|| k>n){return 0;}
  else{
    return (F[n]*F_inv[k]*F_inv[n-k])%MOD;
  }
}

ll partition(int num_box, int num_ball){
  return comb(num_ball+num_box-1, num_ball);
}

int main(){
  cin>>N>>K;
  calc();
  for (int i=2;i<=2*K;++i){
    if(i%2==1){
      ll ans=0;
      int A=min((i-1)/2, (2*K+2-i)/2);
      for (int j=0;j<=A;++j){
        ll tmp=(power(2, j)*comb(A,j)*partition(K-2*A+j, N-j))%MOD;
        ans+=tmp;
      }
      ans%=MOD;
      cout << ans << endl;
    }
    else{
      ll ans=0;
      int A=min((i-1)/2, (2*K+2-i)/2-1);
      for (int i=0;i<=A;++i){
        ll tmp=power(2,j)*comb(A,j)*(partition(K-2*A+j-1, N-j)+partition(K-2*A+j-1, N-j-1))%MOD;
        ans+=tmp;
      }
      ans%=MOD;
      cout << ans << endl;
    }
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:60:24: error: 'j' was not declared in this scope
   60 |         ll tmp=power(2,j)*comb(A,j)*(partition(K-2*A+j-1, N-j)+partition(K-2*A+j-1, N-j-1))%MOD;
      |                        ^
Language: C++

#include<bits/stdc++.h>
#define rep(i,n) for(int i=0;i<(int)n;i++)
#define all(c) (c).begin(),(c).end()
#define pb push_back
#define dbg(...) do{cerr<<__LINE__<<": ";dbgprint(#__VA_ARGS__, __VA_ARGS__);}while(0);

using namespace std;

namespace std{template<class S,class T>struct hash<pair<S,T>>{size_t operator()(const pair<S,T>&p)const{return ((size_t)1e9+7)*hash<S>()(p.first)+hash<T>()(p.second);}};template<class T>struct hash<vector<T>>{size_t operator()(const vector<T> &v)const{size_t h=0;for(auto i : v)h=h*((size_t)1e9+7)+hash<T>()(i)+1;return h;}};}
template<class T>ostream& operator<<(ostream &os, const vector<T> &v){os<<"[ ";rep(i,v.size())os<<v[i]<<(i==v.size()-1?" ]":", ");return os;}template<class T>ostream& operator<<(ostream &os,const set<T> &v){os<<"{ "; for(const auto &i:v)os<<i<<", ";return os<<"}";}
template<class T,class U>ostream& operator<<(ostream &os,const map<T,U> &v){os<<"{";for(const auto &i:v)os<<" "<<i.first<<": "<<i.second<<",";return os<<"}";}template<class T,class U>ostream& operator<<(ostream &os,const pair<T,U> &p){return os<<"("<<p.first<<", "<<p.second<<")";}
void dbgprint(const string &fmt){cerr<<endl;}template<class H,class... T>void dbgprint(const string &fmt,const H &h,const T&... r){cerr<<fmt.substr(0,fmt.find(","))<<"= "<<h<<" ";dbgprint(fmt.substr(fmt.find(",")+1),r...);}
typedef long long ll;typedef vector<int> vi;typedef pair<int,int> pi;const int inf = (int)1e9;const double INF = 1e12, EPS = 1e-9;

const int mod = 998244353;
const int MX = 2001;
int g[MX][MX];
int C[2*MX][2*MX];
ll pw[MX];

int main(){
	cin.tie(0); cin.sync_with_stdio(0);
	
	rep(i, 2*MX) rep(j, i+1) C[i][j] = j==0||j==i ? 1 : (C[i-1][j] + C[i-1][j-1]) % mod;
	rep(i, MX){
		pw[i] = i ? pw[i - 1] * 2 % mod : 1;
		g[i][0] = i ? 0 : 1;
		for(int j = 1; j < MX && i + j - 1 < 2*MX; j++) g[i][j] = C[i + j - 1][j - 1];
	}
	
	int k, n; cin >> k >> n;
	vector<ll> ans(2 * k + 1);
	
	for(int x = 2; x <= k + 1; x += 2){
		//真ん中使う
		for(int j = 0; j < x / 2; j++) if(n - j - 1 >= 0){
			ans[x] += pw[j] * g[n - j - 1][k - x + 1 + j] % mod * C[x / 2 - 1][j] % mod;
		}
		//つかわない
		for(int j = 0; j < x / 2; j++) if(n - j >= 0){
			ans[x] += pw[j] * g[n - j][k - x + 1 + j] % mod * C[x / 2 - 1][j] % mod;
		}
	}
	
	for(int x = 3; x <= k + 1; x += 2) if(n - j >= 0){
		for(int j = 0; j <= x / 2; j++){
			ans[x] += pw[j] * g[n - j][k - x + 1 + j] % mod * C[x / 2][j] % mod;
		}
	}
	for(int i = 2; i <= 2 * k; i++){
		ans[i] %= mod;
		if(i > k + 1) cout << ans[2 * k + 2 - i] << endl;
		else cout << ans[i] << endl;
	}
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:45:51: error: 'j' was not declared in this scope
   45 |         for(int x = 3; x <= k + 1; x += 2) if(n - j >= 0){
      |                                                   ^
Language: C++

#include<bits/stdc++.h>
#define ff(i, x, y) for(int i = x;i <= y;i++)
using namespace std;
typedef long long ll;
ll mod = 998244353, c[3110][3010], p2[3010];
int k, n;
int main() {
	scanf("%d%d", &k, &n);
	c[1][1] = c[1][0] = 1;
	p2[0] = 1;
	ff(i, 1, 3000)
		p2[i] = p2[i - 1] * 2 % mod;
//	printf("asdad!\n");
	ff(i, 2, 3000) {
		c[i][0] = c[i][i] = 1;
		ff(j, 1, i - 1) {
			c[i][j] = (c[i - 1][j] + c[i - 1][j - 1]) % mod;
		}
	}		

	ll ans = 0, p, re;
	ff(t, 2, 2 * k) {
		p = 0;
		ff(i, 1, k) 
			if(t - i > 0 && t - i <= k)
				p++;
		re = n - p;
		if(t % 2 == 0)
			re++;
		p /= 2;
		ans = 0;
		if(t % 2)
		ff(q, 0, p) {
			ll temp = c[p][q] * p2[q] % mod;
			temp = temp * c[n + re - 1][q + re - 1] % mod;
			ans = (ans + temp) % mod;
		}
		else {
			ff(q, 0, p) {
				if(q != 0) {
					ll temp = c[p - 1][q - 1] * p2[q - 1] % mod;
					temp = temp * c[n + re - 1][q + re - 1] % mod;
					ans = (ans + temp) % mod;
				}
				if(q != p) {
					ll temp = c[p - 1][q] * p2[q] % mod;
					temp = temp * c[n + re - 1][q + re - 1] % mod;
					ans = (ans + temp) % mod;
				}
			}
		}
		printf("%lld\n", ans);
	}
	return 0;


Compiler output:
a.cc: In function 'int main()':
a.cc:54:18: error: expected '}' at end of input
   54 |         return 0;
      |                  ^
a.cc:7:12: note: to match this '{'
    7 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>
#define mod 998244353
int C[4005][4005],Pow[4005],k,n;
int solve(int x,int y,int z){
    int res=0;
    for(int i=0;i<=z&&i<=x;++i)
        if(y+i-1>=0)res=(res+1ll*Pow[i]*C[x][i]%mod*C[z+y-1][y+i-1]%mod)%mod;
    return res;
}
int main(){
	C[0][0]=1,Pow[0]=1;
	for(int i=1;i<=4000;++i){
		C[i][0]=1; 
		for(int j=1;j<=i;++j)C[i][j]=(C[i-1][j]+C[i-1][j-1])%mod;
		Pow[i]=Pow[i-1]*2%mod;
	}
	scanf("%d%d",&k,&n);
	for(int i=2;i<=2*k;++i){
		int cnt=min(i-1,k)-max(0,i-k-1);
		if(i&1)printf("%d\n",solve(cnt/2,k-cnt,n));
        else printf("%d\n",(solve((cnt-1)/2,k-cnt,n)+solve((cnt-1)/2,k-cnt,n-1))%mod);
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:25: error: 'min' was not declared in this scope; did you mean 'std::min'?
   19 |                 int cnt=min(i-1,k)-max(0,i-k-1);
      |                         ^~~
      |                         std::min
In file included from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: 'std::min' declared here
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
a.cc:19:36: error: 'max' was not declared in this scope; did you mean 'std::max'?
   19 |                 int cnt=min(i-1,k)-max(0,i-k-1);
      |                                    ^~~
      |                                    std::max
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: 'std::max' declared here
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
Language: C++

#include<cstdio>
#define mod 998244353
int C[4005][4005],Pow[4005],k,n;
int solve(int x,int y,int z){
    int res=0;
    for(int i=0;i<=z&&i<=x;++i)
        if(y+i-1>=0)res=(res+1ll*Pow[i]*C[x][i]%mod*C[z+y-1][y+i-1]%mod)%mod;
    return res;
}
int main(){
	C[0][0]=1,Pow[0]=1;
	for(int i=1;i<=4000;++i){
		C[i][0]=1; 
		for(int j=1;j<=i;++j)C[i][j]=(C[i-1][j]+C[i-1][j-1])%mod;
		Pow[i]=Pow[i-1]*2%mod;
	}
	scanf("%d%d",&k,&n);
	for(int i=2;i<=2*k;++i){
		int cnt=min(i-1,k)-max(0,i-k-1);
		if(i&1)printf("%d\n",solve(cnt/2,k-cnt,n));
        else printf("%d\n",(solve((cnt-1)/2,k-cnt,n)+solve((cnt-1)/2,k-cnt,n-1))%mod);
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:25: error: 'min' was not declared in this scope; did you mean 'main'?
   19 |                 int cnt=min(i-1,k)-max(0,i-k-1);
      |                         ^~~
      |                         main
a.cc:19:36: error: 'max' was not declared in this scope
   19 |                 int cnt=min(i-1,k)-max(0,i-k-1);
      |                                    ^~~
Language: C++

#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cstring>
using namespace std;
const int MOD=998244353;
const int maxn=4005;
int n,k;
int po[maxn],C[maxn][maxn];
inline void ini(){
	po[0]=1;
	for(register int i=1;i<maxn;i++)po[i]=(po[i-1]*2)%MOD;
	c[0][0]=1;
	for(register int i=1;i<maxn;i++){
		C[i][0]=1;
		for(register int j=1;j<=i;j++)C[i][j]=(C[i-1][j-1]+C[i-1][j])%MOD;
	}
}
int c(int n,int m){
	if(m<0||n<0)return 0;
	return C[n][m];
}
inline int calc(int x,int n,int k){
	int ans=0;
	int tot=max(0,x/2-max(0,x-1-k));
	for(register int i=0;i<=tot;i++){
		ans=(1LL*(po[i]*C[tot][i]%MOD)*c(n+k-2*tot-1,k-tot*2+i-1)+ans)%MOD;
	}
	return ans;
}
int main(){
	ini();
	scanf("%d%d",&k,&n);
	for(register int i=2;i<=2*k;i++){
		if(i&1){
			printf("%d\n",calc(i,n,k));
		}
		else {
			printf("%d\n",(calc(i-1,n,k-1)+calc(i-1,n-1,k-1))%MOD);
		}
	}
}

Compiler output:
a.cc: In function 'void ini()':
a.cc:12:26: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   12 |         for(register int i=1;i<maxn;i++)po[i]=(po[i-1]*2)%MOD;
      |                          ^
a.cc:13:9: error: 'c' was not declared in this scope
   13 |         c[0][0]=1;
      |         ^
a.cc:14:26: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   14 |         for(register int i=1;i<maxn;i++){
      |                          ^
a.cc:16:34: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   16 |                 for(register int j=1;j<=i;j++)C[i][j]=(C[i-1][j-1]+C[i-1][j])%MOD;
      |                                  ^
a.cc: In function 'int calc(int, int, int)':
a.cc:26:26: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   26 |         for(register int i=0;i<=tot;i++){
      |                          ^
a.cc: In function 'int main()':
a.cc:34:26: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   34 |         for(register int i=2;i<=2*k;i++){
      |                          ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
const int N=4005,mod=998244353;
int n,k,C[N][N],pw2[N];
int c(int n,int m){
	if(m<0||n<0)return 0;
	return C[n][m];
}
int calc(int m,int n){return c(n+m-1,m-1);}
int Get(int v,int n,int k){
    int ans=0;
    int lim=max(0,v/2-max(0,v-1-k));
    for (int i=0;i<=lim;i++)
        ans=(1LL*pw2[i]*C[lim][i]%mod*c(n+k-2*tot-1,k-tot*2+i-1)+ans)%mod;
    return ans;
}
int main(){
    pw2[0]=1;
    for (int i=1;i<N;i++)
        pw2[i]=pw2[i-1]*2%mod;
    for (int i=0;i<N;i++)
        C[i][0]=C[i][i]=1;
    for (int i=1;i<N;i++)
        for (int j=1;j<i;j++)
            C[i][j]=(C[i-1][j-1]+C[i-1][j])%mod;
    scanf("%d%d",&k,&n);
    for (int i=2;i<=2*k;i++)
        if (i&1)
            printf("%d\n",Get(i,n,k));
        else
            printf("%d\n",(Get(i-1,n,k-1)+Get(i-1,n-1,k-1))%mod);
    return 0;
}


Compiler output:
a.cc: In function 'int Get(int, int, int)':
a.cc:14:47: error: 'tot' was not declared in this scope
   14 |         ans=(1LL*pw2[i]*C[lim][i]%mod*c(n+k-2*tot-1,k-tot*2+i-1)+ans)%mod;
      |                                               ^~~
Language: C++


#include <iostream>
#include <vector>
#include <stack>
#include <queue>
#include <algorithm>
#include <cmath>
#include <string>
#include <map>
#include <set>
#include <list>
#include <stdio.h>
#include <tuple>

#define ll long long
#define fornum(A,B,C) for(A=B;A<C;A++)

using namespace std;

int i,j,k,l,m,n;
/////////////////////////////////////////////////////
#define MOD 998244353
#define Nmax 2020 
#define tpl tuple<int,int,int>
#define mktp make_tuple

int N,K;
//int bit[20],ex=0;
//vector<tpl> a;
ll C[Nmax][Nmax];
ll sum[Nmax][Nmax];
ll sum2[Nmax];

int main(){
    scanf("%d",&K);
    scanf("%d",&N);
    
    for(k=1;k<=K;k++){
        sum[0][k]=1;
    }
    
    
    for(n=1;n<=N;n++){
        ll s=0;
        for(k=1;k<=K;k++){
            s+=sum[n-1][k];
            s%=MOD;
            sum[n][k]=s;
            //printf("{%d,%d,%lld}",k,n,s);
        }
    }

    for(n=0;n<=N;n++){
        C[n][0]=1;
    }
    for(m=1;m<=K+1;m++){
        for(n=m;n<=K+1;n++){
            for(int n2=n;n2>0&&n2>=m;n2--){
                C[n][m]+=C[n2-1][m-1];
            }
            C[n][m]%=MOD;
            //printf("%d-%d-%lld,",n,m,C[n][m]);
        }
    }

    for(i=1;i<=(K+1)/2;i++){
        sum2[i]=0;
        for(j=(i*2<N?i:(N/2);j>0;j--){
            sum2[i]+=(j%2?1:-1)*sum[N-(j*2)][K]*C[i][j];
            sum2[i]=(sum2[i]+MOD)%MOD;
        }
        //printf("%d-%lld,",i,sum2[i]);
         //printf("\n");
    }
    for(i=2;i<=K*2;i++){
        printf("%lld\n",(sum[N][K]-sum2[(i<K+1?i/2:(K*2+2-i)/2)]+MOD)%MOD);
    }


    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:68:29: error: expected ')' before ';' token
   68 |         for(j=(i*2<N?i:(N/2);j>0;j--){
      |               ~             ^
      |                             )
Language: C++

#include<bits/stdc++.h>
#define rep(i,x,y) for (int i=(x);i<=(y);i++)
using namespace std;
#define N 4005
#define mod 998244353
int n,k,C[N][N],pw[N],ans;
void init(int n){
	rep (i,0,n) C[i][0]=1;
	rep (i,1,n) rep (j,1,i) C[i][j]=(C[i-1][j]+C[i-1][j-1])%mod;
	pw[0]=1;rep (i,1,n) pw[i]=2ll*pw[i-1]%mod;
}
int cal(int x,int y){return C[x+y-1][x-1];}
int solve(int i,int tot){
	int k2=min(k-i/2,(i-1)/2),k1=k-2*k2-(i%2==0);
	int op=1,res=0;
	for (int j=k2;j>=0;j--,op=-op) res=(res+(ll)op*cal(j+k1,tot)*pw[j]%mod*C[k2][j]%mod)%mod;
	return res;
}
int main(){
	scanf("%d%d",&k,&n);init(4000);
	rep (i,2,2*k){
		if (i&1) ans=solve(i,n);
		else ans=(solve(i,n)+solve(i,n-1))%mod;
		printf("%d\n",ans);
	}
	return 0;
}

Compiler output:
a.cc: In function 'int solve(int, int)':
a.cc:16:50: error: 'll' was not declared in this scope
   16 |         for (int j=k2;j>=0;j--,op=-op) res=(res+(ll)op*cal(j+k1,tot)*pw[j]%mod*C[k2][j]%mod)%mod;
      |                                                  ^~
a.cc:16:53: error: expected ')' before 'op'
   16 |         for (int j=k2;j>=0;j--,op=-op) res=(res+(ll)op*cal(j+k1,tot)*pw[j]%mod*C[k2][j]%mod)%mod;
      |                                            ~        ^~
      |                                                     )
Language: Java

class Main{
    public static void main(String[] args){
        new Main().run();
    }

    final long MOD = 998244353;

    long[] fac = new long[4001];
    long[] ifac = new long[4001];
    long[] inv = new long[4001];
    long[] pow2 = new long[4001];
    {
        fac[0] = fac[1] = ifac[0] = ifac[1] = inv[0] = inv[1] = pow2[0] = 1;
        for(int i = 2;i < fac.length; ++i){
            fac[i] = fac[i-1] * i % MOD;
        }
        for(int i = 2;i < inv.length;++i){
            inv[i] = MOD - inv[(int)MOD % i] * (MOD / i)%MOD;
        }
        for(int i = 2;i < ifac.length;++i){
            ifac[i] = ifac[i-1] * inv[i] % MOD;
        }
        for(int i = 1;i < pow2.length; ++i){
            pow2[i] = 2 * pow2[i - 1] % MOD;
        }
    }

    long solve(int K, int N, int t, boolean f){
        if(t % 2 == 0 && !f) return (solve(K, N - 1, t, true) + solve(K, N, t, true)) % MOD;
        long ret = 0;
        int p = 0;
        for(int i = 1;i < t && i < t - i; ++i) if(t - i <= K) ++p;
        for(int q = 0;q <= p; ++q){
            ret += comb(p ,q) * pow2[q] % MOD * comb(N - q + K - 2 * p - (f? 1 : 0 ) + q - 1, N - q) % MOD;
            ret %= MOD;
        }
        return ret;
    }


    void run(){
        Scanner sc = new Scanner(System.in);
        int K = sc.nextInt();
        int N = sc.nextInt();
        for(int t = 2;t <= 2 * K; ++t){
            System.out.println(solve(K, N, t, false));
        }
    }


    long comb(int n,int k){
        if(n < k) return 0;
        return fac[n] * ifac[k] % MOD * ifac[n-k] % MOD;
    }

    void tr(Object...objects){
        System.out.println(Arrays.deepToString(objects));
    }
}

Compiler output:
Main.java:42: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
        ^
  symbol:   class Scanner
  location: class Main
Main.java:42: error: cannot find symbol
        Scanner sc = new Scanner(System.in);
                         ^
  symbol:   class Scanner
  location: class Main
Main.java:57: error: cannot find symbol
        System.out.println(Arrays.deepToString(objects));
                           ^
  symbol:   variable Arrays
  location: class Main
3 errors
Language: C++

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

#define INF_LL (int64)1e18
#define INF (int32)1e9
#define REP(i, n) for(int64 i = 0;i < (n);i++)
#define FOR(i, a, b) for(int64 i = (a);i < (b);i++)
#define all(x) x.begin(),x.end()
#define fs first
#define sc second

using int32 = int_fast32_t;
using uint32 = uint_fast32_t;
using int64 = int_fast64_t;
using uint64 = uint_fast64_t;
using PII = pair<int32, int32>;
using PLL = pair<int64, int64>;

const double eps = 1e-10;

template<typename A, typename B>inline void chmin(A &a, B b){if(a > b) a = b;}
template<typename A, typename B>inline void chmax(A &a, B b){if(a < b) a = b;}

const int64 mod = 998244353;

vector<int64> fact(6020), inv(6020);
int64 K, N;

int64 mpow(int64 a, int64 b){
	if(b == 0) return 1;
	if(b%2) return a*mpow(a, b-1)%mod;
	int64 ret = mpow(a, b/2);
	return ret*ret%mod;
}

void init(int64 N, int64 K){
	fact[0] = 1;
	inv[0] = 1;
	FOR(i, 1, 6020){
		fact[i] = fact[i-1]*i%mod;
		inv[i] = mpow(fact[i], mod-2);
	}

}

int64 comb(int64 a, int64 b){
	if(a < b) return 0;
	return fact[a]*inv[b]%mod*inv[a-b]%mod;
}

int64 calc2(int64 N, int64 k, int64 x){ // N個をkグループに分ける，そのうちxグループは2種類を含む
	int64 res = 0;
	REP(i, x+1){
		res = (res+mpow(2, i)*comb(x, i)%mod*comb(N-a+a+k-1, N-i)%mod)%mod;
	}
	return res;
}

int64 calc(int64 N, int64 k){ // N個で和がkにならないようなやつ
	int64 res = 0;
	int32 p = K-abs(K+1-k);
	if(p%2){
		res += calc2(N, K-p, p/2);
		res = (res+calc2(N-1, K-p, p/2)%mod)%mod;
	}else{
		res += calc2(N, K-p, p/2);
	}
	return res;
}


int main(void){
	cin >> K >> N;
	init(N, K);
	FOR(i, 2, 2*K+1){
		cout << calc(N, i) << endl;
	}
}


Compiler output:
a.cc: In function 'int64 calc2(int64, int64, int64)':
a.cc:54:61: error: 'a' was not declared in this scope
   54 |                 res = (res+mpow(2, i)*comb(x, i)%mod*comb(N-a+a+k-1, N-i)%mod)%mod;
      |                                                             ^
Language: C++

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

#define TRACE
#ifdef TRACE
#define trace(...) __f(#__VA_ARGS__, __VA_ARGS__)
template <typename Arg1>
void __f(const char* name, Arg1&& arg1){
	cout << name << " : " << arg1 << std::endl;
}
template <typename Arg1, typename... Args>
void __f(const char* names, Arg1&& arg1, Args&&... args){
	const char* comma = strchr(names + 1, ',');cout.write(names, comma - names) << " : " << arg1<<" | ";__f(comma+1, args...);
}
#else
#define trace(...)
#endif


#define ll long long 
#define ld long double
#define pb push_back
#define F first
#define S second
#define I insert
#define pll pair<ll,ll> 
#define vll vector<ll> 
#define vpll vector< pll >
ll M=998244353;
ll ncr[4005][4005];
ll to[4005];
ll dp[2005][2005];
void pre(){
	ll a,b,c,d,i,j,k;
	ncr[0][0]=1;
	for(i=1;i<=n;i++){
		for(j=0;j<=i;j++){
			if(j==0)ncr[i][j]=1;
			else (ncr[i][j]=ncr[i-1][j]+ncr[i-1][j-1])%=M;
		}
	}
	to[0]=1;
	for(i=1;i<4005;i++){to[i]=(to[i-1]*2)%M;}
	// for(i=1;i<=2000;i++)dp[i][1]=2;
	// dp[0][0]=1;
	// for(i=1;i<=2000;i++){
	// 	for(j=1;j<=2000;j++){

	// 	}
	// }
}
int main() {
	ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);cout<<setprecision(25);
	ll k,n,a,b,c,d,i,j,k;ll p,q,r,s;
	cin>>k>>n;ll ans=0;
	for(i=2;i<=2*k;i++){
		if(i<=k+1){a=i-1;}else a=k-(i/2)+1;
		c=a/2;b=a%2;d=k-a;
		for(j=0;j<=c;j++){
			if(((n-j)+(d+j-1))>=0&&(d+j-1)>=0){if((d+j)!=0)p=ncr[(n-j)+(d+j-1)][d+j-1];else p=1;
			p=(p*to[j])%M;ans+=p;}
			if(((n-j-1)+(d+j-1))>=0&&(d+j-1)>=0){if((d+j)!=0)p=ncr[(n-1-j)+(d+j-1)][d+j-1];else p=1;
			p=(p*to[j])%M;ans+=p;}
		}
	}
	cout<<ans;
	return 0;
}

Compiler output:
a.cc: In function 'void pre()':
a.cc:36:20: error: 'n' was not declared in this scope
   36 |         for(i=1;i<=n;i++){
      |                    ^
a.cc: In function 'int main()':
a.cc:54:28: error: redeclaration of 'long long int k'
   54 |         ll k,n,a,b,c,d,i,j,k;ll p,q,r,s;
      |                            ^
a.cc:54:12: note: 'long long int k' previously declared here
   54 |         ll k,n,a,b,c,d,i,j,k;ll p,q,r,s;
      |            ^
Language: C++

#include <bits/stdc++.h>
typedef long long ll;
const int N = 3e5 + 54;

using std::cin;
using std::cout;

inline void up(int &x, int y) { x < y ? x = y : 0; }
inline void down(int &x, int y) { x > y ? x = y : 0; }
inline int max(const int x, const int y) { return x > y ? x : y; }
inline int min(const int x, const int y) { return x < y ? x : y; }

int n, x;
struct seq {
	int s[N], tot, v[N]
	ll ans;
	seq() { ans = tot = 0; memset(s, 0, sizeof s); }
	inline int lowbit(int x) { return x & -x; }
	inline void insert(int x) { for (; x <= N; x += lowbit(x)) ++s[x]; }
	inline int query(int x, int ret = 0) {for (; x; x -= lowbit(x)) ret += s[x]; return ret; }
	inline void add(int x) { v[++tot] = x; }
	inline void calc() { ans = tot * (tot - 1) / 2; for (int i = 1; i <= tot; ++i) ans -= query(v[i] - 1), insert(v[i]); }
} P, Q, R;

int main() {
    std::ios::sync_with_stdio(false), std::cin.tie(0);
    cin >> n;
    for (int i = 1; i <= n; ++i) {
    	cin >> x;
    	if (i & 1) {
    		if (x & 1) P.add(x);
    		else return cout << "No" << '\n', 0;
		} else {
			if (x & 1) return cout << "No" << '\n', 0;
			else Q.add(x);
		}
		R.add(x);
	}
    P.calc(), Q.calc(), R.calc();
    if (R.ans % 3 != 0) return cout << "No" << '\n', 0;
    if (R.ans != (P.ans + Q.ans) * 3) return cout << "No" << '\n', 0;
    cout << "Yes" << '\n';
	return 0;
}

Compiler output:
a.cc:15:27: error: expected ';' at end of member declaration
   15 |         int s[N], tot, v[N]
      |                           ^
      |                            ;
Language: C++

#include <bits/stdc++.h>
typedef long long ll;
const int N = 3e5 + 54;

using std::cin;
using std::cout;

inline void up(int &x, int y) { x < y ? x = y : 0; }
inline void down(int &x, int y) { x > y ? x = y : 0; }
inline int max(const int x, const int y) { return x > y ? x : y; }
inline int min(const int x, const int y) { return x < y ? x : y; }

int n, x;
struct seq {
	int s[N], ans, tot, v[N];
	ll ans;
	seq() { ans = tot = 0; memset(s, 0, sizeof s); }
	inline int lowbit(int x) { return x & -x; }
	inline void insert(int x) { for (; x <= N; x += lowbit(x)) ++s[x]; }
	inline int query(int x, int ret = 0) {for (; x; x -= lowbit(x)) ret += s[x]; return ret; }
	inline void add(int x) { v[++tot] = x; }
	inline void calc() { ans = tot * (tot - 1) / 2; for (int i = 1; i <= tot; ++i) ans -= query(v[i] - 1), insert(v[i]); }
} P, Q, R;

int main() {
    std::ios::sync_with_stdio(false), std::cin.tie(0);
    cin >> n;
    for (int i = 1; i <= n; ++i) {
    	cin >> x;
    	if (i & 1) {
    		if (x & 1) P.add(x);
    		else return cout << "No" << '\n', 0;
		} else {
			if (x & 1) return cout << "No" << '\n', 0;
			else Q.add(x);
		}
		R.add(x);
	}
    P.calc(), Q.calc(), R.calc();
    if (R.ans % 3 != 0) return cout << "No" << '\n', 0;
    if (R.ans != (P.ans + Q.ans) * 3) return cout << "No" << '\n', 0;
    cout << "Yes" << '\n';
	return 0;
}



Compiler output:
a.cc:16:12: error: redeclaration of 'll seq::ans'
   16 |         ll ans;
      |            ^~~
a.cc:15:19: note: previous declaration 'int seq::ans'
   15 |         int s[N], ans, tot, v[N];
      |                   ^~~
Language: C++

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

const int N = 330000;

int a[N], sum[N], prv[N], nxt[N];

int main() {
	
	ios::sync_with_stdio(0);
	cin.tie(0), cout.tie(0);
	
	int n; cin >> n;
	for (int i = 1; i <= n; i++) cin >> a[i], sum[i] = sum[i - 1] + (a[i] == i);
	for (int i = 1; i <= n; i++) {
		if (a[i] == i) {
			if (i - 2 >= 1 && a[i - 1] != i - 1 && a[i - 2] == i - 2) prv[i] = prv[i - 2];
			else prv[i] = i;
		}
	}
	for (int i = n; i >= 1; i--) {
		if (a[i] == i) {
			if (i + 2 <= n && a[i + 1] != i + 1 && a[i + 2] == i + 2) nxt[i] = nxt[i + 2];
			else nxt[i] = i;
		}
	}
	
	auto good = [&]() {
		for (int i = 1; i <= n; i++) if (a[i] != i) {
			int l = min(a[i], i), r = max(a[i], i);
			if ((r - l) & 1) return false;
			if (sum[r] - sum[l - 1] != (r - l) / 2) return false;
			if (a[l + 1] != l + 1) return false;
			if (a[r - 1] != r - 1) return false;
			if (nxt[l + 1] < r - 1) return false;
		}
		vector<pair<int, int>> V;
		
		V.clear();
		for (int i = 1; i <= n; i++) if (a[i] < i) V.emplace_back(min(a[i], i), max(a[i], i));
		Max = 0;
		for (auto it : V) {
			if (it.second < Max) return false;
			Max = max(Max, it.second);
		}
		return true;
	};
	
	cout << (good() ? "Yes" : "No") << "\n";
	
	return 0;
}

Compiler output:
a.cc: In lambda function:
a.cc:41:17: error: 'Max' was not declared in this scope
   41 |                 Max = 0;
      |                 ^~~
Language: C++

#include <bits/stdc++.h>

typedef long long LL;
typedef unsigned long long ULL;

#define debug printf("fuck %d\n", __LINE__);

inline LL read() {
	LL res = 0, bo = 1; char ch = getchar();
	while(ch < '0' || ch > '9') { if (ch == '-') bo = -1; ch = getchar(); }
	while(ch >= '0' && ch <= '9') { res = (res << 1) + (res << 3) + ch - '0'; ch = getchar(); }
	return bo * res;
}

template<typename T> void read(T &x) { x = read(); }
template<typename T, typename ...Argv> void read(T &a, Argv &...argv) { read(a); read(argv...); }

int tr[N], a[N], n;
LL a1, a2, a3;

void Modify(int x, int y) {
	for (; x <= n; x += x & -x) tr[x] += y;
}

int ask(int x) {
	int res = 0;
	for (; x; x -= x & -x) res += tr[x];
	return res;
}

int main() {
	n = read();
	for (int i = 1; i <= n; ++ i) {
		a[i] = read();
		if (a[i] & 1 != i & 1) return puts("No"), 0;
		a1 += ask(n) - ask(a[i] + 1);
		Modify(a[i], 1);
	}
	if (a1 % 3) return puts("No"), 0;
	memset(tr, 0, sizeof(tr));
	for (int i = 1; i <= n; i += 2) {
		a2 += ask(n) - ask(a[i] + 1);
		Modify(a[i], 1);
	}
	memset(tr, 0, sizeof(tr));
	for (int i = 1; i <= n; i += 2) {
		a3 += ask(n) - ask(a[i] + 1);
		Modify(a[i], 1);
	}
	if ((a2 + a3) * 3 == a1) return puts("No"), 0;
	puts("Yes");
	return 0;
}

Compiler output:
a.cc:18:8: error: 'N' was not declared in this scope
   18 | int tr[N], a[N], n;
      |        ^
a.cc:18:14: error: 'N' was not declared in this scope
   18 | int tr[N], a[N], n;
      |              ^
a.cc: In function 'void Modify(int, int)':
a.cc:22:37: error: 'tr' was not declared in this scope; did you mean 'tm'?
   22 |         for (; x <= n; x += x & -x) tr[x] += y;
      |                                     ^~
      |                                     tm
a.cc: In function 'int ask(int)':
a.cc:27:39: error: 'tr' was not declared in this scope; did you mean 'tm'?
   27 |         for (; x; x -= x & -x) res += tr[x];
      |                                       ^~
      |                                       tm
a.cc: In function 'int main()':
a.cc:34:17: error: 'a' was not declared in this scope
   34 |                 a[i] = read();
      |                 ^
a.cc:40:16: error: 'tr' was not declared in this scope; did you mean 'tm'?
   40 |         memset(tr, 0, sizeof(tr));
      |                ^~
      |                tm
a.cc:42:36: error: 'a' was not declared in this scope
   42 |                 a2 += ask(n) - ask(a[i] + 1);
      |                                    ^
a.cc:47:36: error: 'a' was not declared in this scope
   47 |                 a3 += ask(n) - ask(a[i] + 1);
      |                                    ^
Language: C++

/*
Though leaves are many , the root is one.
Through all the lying days of my youth
I swayed my leaves and flowers in the sun.
Now I may wither into the truth.
	  	  	- William Butler Yeats
*/
//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx")
//#pragma GCC target("avx,tune=native")
#include<bits/stdc++.h>
#pragma comment("-Wl,--stack=1024000000")
//#include<ext/pb_ds/assoc_container.hpp>
using namespace std;
//using namespace __gnu_pbds;
const int inf=0x3f3f3f3f;
const double eps=1e-6;
const int mod=1000000007;
typedef long long ll;
#ifndef LOCAL
#define cerr if(0)cout
#define eprintf(...) 0
#else
#define eprintf(...) fprintf(stderr, __VA_ARGS__)
#endif
inline string getstr(string &s,int l,int r){string ret="";for(int i=l;i<=r;i++)ret.push_back(s[i]);return ret;}
int modpow(int x,int y,int md=mod){int ret=1;do{if(y&1)ret=(ll)ret*x%md;x=(ll)x*x%md;}while(y>>=1);return ret;}
inline int Rand(){return rand()*32768+rand();}
int n,p[300005];
void check(vector<int>&l,vector<int>&r){
//	for(auto v:l)cerr<<v<<" ";cerr<<endl;
//	for(auto v:r)cerr<<v<<" ";cerr<<endl;
	auto L=l,R=r;
	sort(L.begin(),L.end());
	sort(R.begin(),R.end());
	if(L!=l||R!=r){
		puts("No");
		exit(0);
	}
	l.clear();r.clear();
}
void solve(int l,int r){
	if(l>r)return;
	if(l==r){
		if(a[l]!=l){
			puts("No");
			exit(0);
		}
		return;
	}
	vector<int>L,R;
	for(int i=l;i<=r;i+=2){
		if(p[i]==i){
			puts("No");
			exit(0);
		}
		if(p[i]>i)L.push_back(p[i]);
		else R.push_back(p[i]);
	}
	for(int i=l+1;i<=r-1;i+=2){
		if(p[i]!=i){
			puts("No");
			exit(0);
		}
	}
	if(*min_element(p+l,p+r+1)!=l||*max_element(p+l,p+r+1)!=r){
		puts("No");
		exit(0);
	}
	check(L,R);
}
int main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>p[i];
	}
	for(int i=1;i<=n;i+=2){
		if(~p[i]&1){
			puts("No");
			return 0;
		}
	}
	for(int i=2;i<=n;i+=2){
		if(p[i]&1){
			puts("No");
			return 0;
		}
	}
	vector<int>opr;
	opr.push_back(0);
	for(int i=1;i<=n-1;i++){
		if(p[i]!=i&&p[i+1]!=i+1)opr.push_back(i);
		if(p[i-1]!=i-1&&p[i]!=i&&p[i+1]!=i+1){
			puts("No");return 0;
		}
	}
	opr.push_back(n);
	for(int i=1;i<opr.size();i++){
		int l=opr[i-1]+1,r=opr[i];
		solve(l,r);
	}
	puts("Yes");
	return 0;
}

Compiler output:
a.cc: In function 'void solve(int, int)':
a.cc:45:20: error: 'a' was not declared in this scope
   45 |                 if(a[l]!=l){
      |                    ^
Language: C++

/*
Though leaves are many , the root is one.
Through all the lying days of my youth
I swayed my leaves and flowers in the sun.
Now I may wither into the truth.
	  	  	- William Butler Yeats
*/
//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx")
//#pragma GCC target("avx,tune=native")
#include<bits/stdc++.h>
#pragma comment("-Wl,--stack=1024000000")
//#include<ext/pb_ds/assoc_container.hpp>
using namespace std;
//using namespace __gnu_pbds;
const int inf=0x3f3f3f3f;
const double eps=1e-6;
const int mod=1000000007;
typedef long long ll;
#ifndef LOCAL
#define cerr if(0)cout
#define eprintf(...) 0
#else
#define eprintf(...) fprintf(stderr, __VA_ARGS__)
#endif
inline string getstr(string &s,int l,int r){string ret="";for(int i=l;i<=r;i++)ret.push_back(s[i]);return ret;}
int modpow(int x,int y,int md=mod){int ret=1;do{if(y&1)ret=(ll)ret*x%md;x=(ll)x*x%md;}while(y>>=1);return ret;}
inline int Rand(){return rand()*32768+rand();}
int n,p[300005];
int pre[300005],suf[300005];
int main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>p[i];
	}
	for(int i=1;i<=n;i+=2){
		if(~p[i]&1){
			puts("No");
			return 0;
		}
	}
	for(int i=2;i<=n;i+=2){
		if(p[i]&1){
			puts("No");
			return 0;
		}
	}
	bool can=1;
	int tot=-1;
	while(can){
		if(clock()>=1900){
			puts("No");
			return 0;
		}
		can=0;tot++;
		for(int i=1;i<=n-2;i++){
			if(p[i]>p[i+1]&&p[i+1]>p[i+2]){
				swap(p[i],p[i+2]);can=1;
			}
		}
		if(p[i-tot]!=i-tot){
			puts("No");
			return 0;
		}
	}
	for(int i=1;i<=n;i++){
		if(p[i]!=i){
			puts("No");
			return 0;
		}
	}
	puts("Yes");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:61:22: error: 'i' was not declared in this scope
   61 |                 if(p[i-tot]!=i-tot){
      |                      ^
Language: C++

/*
Though leaves are many , the root is one.
Through all the lying days of my youth
I swayed my leaves and flowers in the sun.
Now I may wither into the truth.
	  	  	- William Butler Yeats
*/
//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx")
//#pragma GCC target("avx,tune=native")
#include<bits/stdc++.h>
#pragma comment("-Wl,--stack=1024000000")
//#include<ext/pb_ds/assoc_container.hpp>
using namespace std;
//using namespace __gnu_pbds;
const int inf=0x3f3f3f3f;
const double eps=1e-6;
const int mod=1000000007;
typedef long long ll;
#ifndef LOCAL
#define cerr if(0)cout
#define eprintf(...) 0
#else
#define eprintf(...) fprintf(stderr, __VA_ARGS__)
#endif
inline string getstr(string &s,int l,int r){string ret="";for(int i=l;i<=r;i++)ret.push_back(s[i]);return ret;}
int modpow(int x,int y,int md=mod){int ret=1;do{if(y&1)ret=(ll)ret*x%md;x=(ll)x*x%md;}while(y>>=1);return ret;}
inline int Rand(){return rand()*32768+rand();}
int n,p[300005];
int pre[300005],suf[300005];
int main(){
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>p[i];
	}
	for(int i=1;i<=n;i+=2){
		if(~p[i]&1){
			puts("No");
			return 0;
		}
	}
	for(int i=2;i<=n;i+=2){
		if(p[i]&1){
			puts("No");
			return 0;
		}
	}
	bool can=1;
	int tot=-1;
	while(can){
		if(clock()>=1900){
			puts("Yes");
			return 0;
		}
		can=0;tot++;
		for(int i=1;i<=n-2;i++){
			if(p[i]>p[i+1]&&p[i+1]>p[i+2]){
				swap(p[i],p[i+2]);can=1;
			}
		}
		if(p[i-tot]!=i-tot){
			puts("No");
			return 0;
		}
	}
	for(int i=1;i<=n;i++){
		if(p[i]!=i){
			puts("No");
			return 0;
		}
	}
	puts("Yes");
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:61:22: error: 'i' was not declared in this scope
   61 |                 if(p[i-tot]!=i-tot){
      |                      ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define F first
#define S second
#define all(c)  c.begin(), c.end()
#define mp make_pair
#define endl "\n"
#define N 998244353 


int main(){
   
    ios::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    
    cerr << "Time : " << 1000 * ((double)clock()) / (double)CLOCKS_PER_SEC << "ms\n";
    
    int n , i , j  ;
    cin >> n ;
    int x[ n+1 ] ;
    bool flag=1 ;
    for(i=1 ; i<=n ; i++){
         cin >> x[ i ] ;
         if( abs(x[i]-i)%2 )flag=0 ;
    }
    for(i=1 ; i<=n && flag ; i++){
            if(x[i]==i)continue ;
            int l=i , r= i;
            if(x[i]>i){
                while(r<=n && x[r]>r){r+=2 ;}
            }else {
                while(r<=n && x[r]<r){r+=2 ;}
            }
            r-=2 ;
            for(j=l;j<=r;j++){
                if(a[j]<l||a[j]>r){flag=0 ; break ;}
            }
            for(j=l+1 ; j<=r-1 ; j+=2){
                if(x[j]!=j){flag=0 ; break; }
            }
            for(j=l+2 ; j<=r ; j+=2){
                 if(x[j]<x[j-2]){flag=0 ; break ;}
            }
            i = max( r , i ) ;       
    }
    
    if(flag)cout << "Yes" << endl ;
    else cout << "No" << endl ;
    return 0;
    
}


Compiler output:
a.cc: In function 'int main()':
a.cc:38:20: error: 'a' was not declared in this scope
   38 |                 if(a[j]<l||a[j]>r){flag=0 ; break ;}
      |                    ^
Language: C++

# include <stdio.h>
# include <string.h>
# include <iostream>

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;

const int M = 5e5 + 10;
const int mod = 1e9 + 7;

int n, a[M];
bool ok[M];

inline bool chk(int l, int r) {
  int le = 0, ri = 0;
  for (int i = l; i <= r; ++ i) {
    if(a[i] < l || a[i] > r) return false;
    if(a[i] < i) {
      if(a[i] < le) return false;
      le = a[i];
    }
    if(a[i] > i) {
      if(a[i] < ri) return false;
      ri = a[i];
    }
  }
  return true;
}

int main() {
  ios :: sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);
  cin >> n;
    bool flag = 0;
    ok[0] = 1;
    for (int i = 1; i <= n; ++ i) cin >> a[i];
    for (int i = 1; i <= n; ++ i) ok[i] = (a[i] == i);
    
    for (int i = 2; i <= n; ++ i)
      if(!ok[i-1] && !ok[i]) {
        puts("No");
        flag = 1;
        break;
      }
    if(flag) continue;
    
    for (int i = 1; i <= n; ++ i) {
      if(!ok[i]) {
        int cur = 1;
        int l = i, r = i;
        while(r <= n && (ok[r] ^ cur)) ++r, cur ^= 1;
        if(chk(l, r - 1) == false) {
          puts("No");
          flag = 1;
          break;
        }
        i = r - 1;
      }
    } 
  
    if(!flag) puts("Yes");
  return 0;
}




Compiler output:
a.cc: In function 'int main()':
a.cc:49:14: error: continue statement not within a loop
   49 |     if(flag) continue;
      |              ^~~~~~~~
Language: C++

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

#define F first
#define S second
#define prev azaza
#define MP make_pair
#define PB push_back

using namespace std;
using namespace __gnu_pbds;

typedef long long ll;
typedef long double ld;

typedef tree<int,
null_type,
less<int>,
rb_tree_tag,
tree_order_statistics_node_update> or_set;

const int max_n = 300111, inf = 1000111222;

int m[max_n];
int pos[max_n];

int main()
{
    //freopen("input.txt", "r", stdin);
    int n;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        cin >> m[i];
        --m[i];
        pos[m[i]] = i;
    }
    or_set os;
    ll ans = 0;
    for (int i = n - 1; i >= 0; --i) {
        ans += os.order_of_key(m[i]);
        os.insert(m[i]);
    }
    if (ans % 3 == 0) {
        for (int i = 0; i < n; ++i) {
            if (abs(pos[i] - i) % 2 == 1) {
                cout << "No" << endl;
                return 0;
            }
        }
        for (int i = 0; i < n; ++i) {
            if (1.0 * clock() / CLOCKS_PER_SEC > 1.9) {
                cout << "Yes" << endl;
                return 0;
            }
            int st = 0;
            for (int j = i; j < n; ++j) {
                if (m[j] == i) {
                    st = j;
                    break;
                }
            }
            while (st > i) {
                if (m[st - 2] > m[st - 1] && ms[st - 1] > m[st]) {
                    swap(m[st], m[st - 2]);
                    st -= 2;
                } else {
                    cout << "No" << endl;
                    return 0;
                }
            }
        }
        cout << "Yes" << endl;
    } else {
        cout << "No" << endl;
    }
    return 0;
}





Compiler output:
a.cc: In function 'int main()':
a.cc:64:46: error: 'ms' was not declared in this scope; did you mean 'os'?
   64 |                 if (m[st - 2] > m[st - 1] && ms[st - 1] > m[st]) {
      |                                              ^~
      |                                              os
Language: C++

#include <iostream>

using namespace std;

int N;
int p[300005];

bool check(int l, int r)
{
	//cout << l << " " << r << endl;
	if(r == N && p[r] = r) r--;
	if(l == r) return false;
	for(int i = l+1; i <= r; i += 2){
		if(p[i] != i) return false;
	}
	
	int pre = N+1;
	for(int i = r; i >= l; i -= 2){
		if(p[i] < i){
			if(pre < p[i]) return false;
			pre = i;
		}
	}
	return true;
}

int main(void)
{
	cin >> N;
	for(int i = 1; i <= N; i++) cin >> p[i];
	
	int pre = 0;
	for(int i = 1; i <= N; i++){
		if(pre == 0){
			if(p[i] == i) continue;
			else pre = i;
		}
		else{
			if(p[i] == i && p[i-1] == i-1 && i >= 2){
				if(!check(pre, i-2)){
					cout << "No" << endl;
					return 0;
				}
				pre = 0;
			}
			if(p[i] != i && p[i-1] != i-1 && i >= 2){
				if(!check(pre, i-1)){
					cout << "No" << endl;
					return 0;
				}
				pre = i;
			}
		}
	}
	if(pre && !check(pre, N)) cout << "No" << endl;
	else cout << "Yes" << endl;
	return 0;
}

Compiler output:
a.cc: In function 'bool check(int, int)':
a.cc:11:19: error: lvalue required as left operand of assignment
   11 |         if(r == N && p[r] = r) r--;
      |            ~~~~~~~^~~~~~~
Language: C++

#define GG {puts("No"); return 0;}
const int N=300010;
int n;
int a[N],b[N];
inline bool Check(int l,int r) {
    int lbd=0,rbd=0;
    for(int i=l;i<=r;i++) {
        if(b[i]<i) {
            // printf("%d\n",i);
            if(lbd>b[i] || (b[i]<l || b[i]>r)) return false;
            lbd=b[i];
        } else if(b[i]>i) {
            if(rbd>b[i] || (b[i]<l || b[i]>r)) return false;
            rbd=b[i];
        }
    }
    return true;
}
signed main() {
    read(n);
    for(int i=1;i<=n;i++)
{
read(b[i]),a[i]=(b[i]==i);
if( (b[i]-i)%2 ) GG
}
        
    for(int i=2;i<n;i++) if(!a[i-1] && !a[i] && !a[i+1]) GG
    for(int i=1;i<=n;i++) {
        if(a[i]==0) {
            int now=1;
            int l=i,r=i;
            while((a[r]^now) && r<=n) ++r,now^=1;
            --r;
            if(!Check(l,r)) GG
            i=r;
        }
    }
    puts("Yes");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:5: error: 'read' was not declared in this scope
   20 |     read(n);
      |     ^~~~
a.cc:1:13: error: 'puts' was not declared in this scope
    1 | #define GG {puts("No"); return 0;}
      |             ^~~~
a.cc:24:18: note: in expansion of macro 'GG'
   24 | if( (b[i]-i)%2 ) GG
      |                  ^~
a.cc:1:13: error: 'puts' was not declared in this scope
    1 | #define GG {puts("No"); return 0;}
      |             ^~~~
a.cc:27:58: note: in expansion of macro 'GG'
   27 |     for(int i=2;i<n;i++) if(!a[i-1] && !a[i] && !a[i+1]) GG
      |                                                          ^~
a.cc:1:13: error: 'puts' was not declared in this scope
    1 | #define GG {puts("No"); return 0;}
      |             ^~~~
a.cc:34:29: note: in expansion of macro 'GG'
   34 |             if(!Check(l,r)) GG
      |                             ^~
a.cc:38:5: error: 'puts' was not declared in this scope
   38 |     puts("Yes");
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define re register
#define gc getchar
#define pc putchar
#define st static
#define cs const

inline
ll getint(){
    re ll num=0;
    re char c=gc();
    while(!isdigit(c))c=gc();
    while(isdigit(c))num=(num<<1)+(num<<3)+(c^48),c=gc();
    return num;
}

int n,a[300005];

inline
bool check(int l,int r){
    int maxn=0,minn=n+1;
    for(int re i=l;i<=r;++i){
        maxn=max(maxn,a[i])；
        minn=min(minn,a[i]);
    }
    if(maxn!=r||minn!=l)return false;
    int submaxn=0;
    maxn=0;
    for(int re i=l;i<=r;i+=2){
        if(maxn<a[i])maxn=a[i];
        else if(submaxn<a[i])submaxn=a[i];
        else return false;
    }
    return true;
}

int main(){
    n=getint();
    for(int re i=1;i<=n;++i){
        a[i]=getint();
    }
    for(int re i=1;i<=n;++i){
        if(a[i]==i)continue;
        int p;
        for(p=i;p<=n-2;p+=2){
            if(a[p+1]!=p+1||a[p+2]==p+2)break;
        }
        if(!check(i,p)){
            puts("No");
            return 0;
        }
        i=p;
    }
    puts("Yes");
    return 0;
}

Compiler output:
a.cc: In function 'long long int getint()':
a.cc:12:11: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   12 |     re ll num=0;
      |           ^~~
a.cc:13:13: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   13 |     re char c=gc();
      |             ^
a.cc: In function 'bool check(int, int)':
a.cc:24:16: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   24 |     for(int re i=l;i<=r;++i){
      |                ^
a.cc:25:28: error: expected ';' before '\U0000ff1b'
   25 |         maxn=max(maxn,a[i])；
      |                            ^~
      |                            ;
a.cc:31:16: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   31 |     for(int re i=l;i<=r;i+=2){
      |                ^
a.cc: In function 'int main()':
a.cc:41:16: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   41 |     for(int re i=1;i<=n;++i){
      |                ^
a.cc:44:16: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   44 |     for(int re i=1;i<=n;++i){
      |                ^
Language: C++

#include <cstdio>

int main(){
    int n;
    int a;
  	bool ans = 1;
    for(int i = 1; i <= n) {
        scanf("%d", &a);
        if( a % 2 != n % 2 ) ans = false;
    }
    if( ans ) printf("Yes\n");
  	else printf("No\n");
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:26: error: expected ';' before ')' token
    7 |     for(int i = 1; i <= n) {
      |                          ^
      |                          ;