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

#include <iostream>
#include <vector>
#include <algorithm>
#include <fstream>
#include <queue>
#include <deque>
#include <iomanip>
#include <cmath>
#include <set>
#include <stack>
#include <map>
#include <unordered_map>

#define FOR(i,n) for(int i=0;i<n;i++)
#define FORE(i,a,b) for(int i=a;i<=b;i++)
#define ll long long 
//#define int long long
#define ld long double
#define vi vector<ll>
#define pb push_back
#define ff first
#define ss second
#define ii pair<int,int>
#define iii pair<int,ii>
#define il pair<ll,ll>
#define vv vector
#define endl '\n'

using namespace std;

void solve(){
    int x;
    cin >> x;
    int z = __gcd(x,360);
    cout << 360/z << endl;
}

int main(){
    preprocess();
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t = 1;
    //cin >> t;
    while(t--)solve();
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:39:5: error: 'preprocess' was not declared in this scope
   39 |     preprocess();
      |     ^~~~~~~~~~
Language: C++

#include <algorithm>
#include <bitset>
#include <cassert>
#include <cctype>
#include <cmath>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <functional>
#include <iomanip>
#include <iostream>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <time.h>
#include <tuple>
#include <utility>
#include <vector>
#define ll long long
#define itn int
#define endl '\n'
#define co(ans) cout<<ans<<endl
#define COYE cout<<"YES"<<endl
#define COYe cout<<"Yes"<<endl
#define COye cout<<"yes"<<endl
#define CONO cout<<"NO"<<endl
#define CONo cout<<"No"<<endl
#define COno cout<<"no"<<endl
#define FORE(i,a) for(auto &i:a)
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define FFOR(i,a,b) for(int i=(a);i<=(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define RREP(i,n)  FFOR(i,1,n)
#define PB push_back
#define MP make_pair
#define ALL(V) (V).begin(),(V).end()
#define SORT(V) sort((V).begin(),(V).end())
#define REVERSE(V) reverse((V).begin(),(V).end())
#define EACH(V,i) for(typeof((V).begin()) i=(V).begin();i!=(V).end();++i)
#define equals(a,b) (fabs((a)-(b))<EPS)
#define INF ((1LL<<62)-(1LL<<31))
#define EPS 1e-10
#define PI 3.141592653589793238
#define MOD 1000000007
#define MAX 5100000
using namespace std;
using Edge=pair<int,int>;
using Graph=vector<vector<int>>;
inline int toInt(string s){int v;istringstream sin(s);sin>>v;return v;}
template<class T>inline string toString(T x){ostringstream sout;sout<<x;return sout.str();}
template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return 1;}return 0;}
template<class T>bool chmin(T &a,const T &b){if(b<a){a=b;return 1;}return 0;}
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;
const int dx[4]={0,1,0,-1},dy[4]={1,0,-1,0};
ll gcd(ll a,ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a,ll b){return a/gcd(a,b)*b;}

int main(){
  int X;
  cin>>X;
  int T=gcd(360,X);
  cout(360/T);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:74:7: error: no match for call to '(std::ostream {aka std::basic_ostream<char>}) (int)'
   74 |   cout(360/T);
      |   ~~~~^~~~~~~
Language: Java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.*;
public class code {
	public static void main(String[] args)throws IOException {
		FastReader sc = new FastReader();
		PrintWriter pw = new PrintWriter(System.out);
		int x = sc.nextInt();
		System.out.println(360 / x);

	}
}





class FastReader {
	BufferedReader br;
	StringTokenizer st;

	public FastReader() {
		br = new BufferedReader(new
		                        InputStreamReader(System.in));
	}

	String next() {
		while (st == null || !st.hasMoreElements()) {
			try {
				st = new StringTokenizer(br.readLine());
			} catch (IOException  e) {
				e.printStackTrace();
			}
		}
		return st.nextToken();
	}

	int nextInt() {
		return Integer.parseInt(next());
	}

	long nextLong() {
		return Long.parseLong(next());
	}

	double nextDouble() {
		return Double.parseDouble(next());
	}

	String nextLine() {
		String str = "";
		try {
			str = br.readLine();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return str;
	}
}

Compiler output:
Main.java:6: error: class code is public, should be declared in a file named code.java
public class code {
       ^
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll; //int:2*10**9
typedef long double ld;
typedef pair<ll,ll> P;
#define REP(i,n) for(ll i = 0; i<(ll)(n); i++)
#define REPS(i,n) for (ll i = 1; i<=(ll)(n); i++)
#define REPD(i,n) for(ll i=(ll)(n)-1;i>=0;i--)
#define FOR(i,a,b) for(ll i=(a);i<=(b);i++)
#define FORD(i,a,b) for(ll i=(a);i>=(b);i--)
#define vec2(name,i,j) vector<vector<ll>> name(i,vector<ll>(j))
#define vec2f(name,i,j,k) vector<vector<ll>> name(i,vector<ll>(j,k))
#define vec3(name,i,j,k) vector<vector<vector<ll>>> name(i,vector<vector<ll>>(j,vector<ll>(k)))
#define vec3f(name,i,j,k,l) vector<vector<vector<ll>>> name(i,vector<vector<ll>>(j,vector<ll>(k,l)))
#define vec4(name,i,j,k,l) vector<vector<vector<vector<ll>>>> name(i,vector<vector<vector<ll>>>(j,vector<vector<ll>>(k,vector<ll>(l))))
#define vec4f(name,i,j,k,l,m) vector<vector<vector<vector<ll>>>> name(i,vector<vector<vector<ll>>>(j,vector<vector<ll>>(k,vector<ll>(l,m))))
#define pb push_back
#define MOD 1000000007
#define MOD2 998244353
#define PI 3.141592653
#define INF 100000000000000 //14
//cin.tie(0);cout.tie(0);ios::sync_with_stdio(false);

int main(){
    ll x; cin >> x;
    ll y = 180/__gcd(x,180);
    cout << y*2 << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:26:21: error: no matching function for call to '__gcd(ll&, int)'
   26 |     ll y = 180/__gcd(x,180);
      |                ~~~~~^~~~~~~
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:1137:5: note: candidate: 'template<class _EuclideanRingElement> _EuclideanRingElement std::__gcd(_EuclideanRingElement, _EuclideanRingElement)'
 1137 |     __gcd(_EuclideanRingElement __m, _EuclideanRingElement __n)
      |     ^~~~~
/usr/include/c++/14/bits/stl_algo.h:1137:5: note:   template argument deduction/substitution failed:
a.cc:26:21: note:   deduced conflicting types for parameter '_EuclideanRingElement' ('long long int' and 'int')
   26 |     ll y = 180/__gcd(x,180);
      |                ~~~~~^~~~~~~
Language: C++

#include <algorithm>
#include <bitset>
#include <cassert>
#include <cctype>
#include <cmath>
#include <complex>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <deque>
#include <functional>
#include <iomanip>
#include <iostream>
#include <list>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <time.h>
#include <tuple>
#include <utility>
#include <vector>
#define ll long long
#define itn int
#define endl '\n'
#define co(ans) cout<<ans<<endl
#define COYE cout<<"YES"<<endl
#define COYe cout<<"Yes"<<endl
#define COye cout<<"yes"<<endl
#define CONO cout<<"NO"<<endl
#define CONo cout<<"No"<<endl
#define COno cout<<"no"<<endl
#define FORE(i,a) for(auto &i:a)
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define FFOR(i,a,b) for(int i=(a);i<=(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define RREP(i,n)  FFOR(i,1,n)
#define PB push_back
#define MP make_pair
#define ALL(V) (V).begin(),(V).end()
#define SORT(V) sort((V).begin(),(V).end())
#define REVERSE(V) reverse((V).begin(),(V).end())
#define EACH(V,i) for(typeof((V).begin()) i=(V).begin();i!=(V).end();++i)
#define equals(a,b) (fabs((a)-(b))<EPS)
#define INF ((1LL<<62)-(1LL<<31))
#define EPS 1e-10
#define PI 3.141592653589793238
#define MOD 1000000007
#define MAX 5100000
using namespace std;
using Edge=pair<int,int>;
using Graph=vector<vector<int>>;
inline int toInt(string s){int v;istringstream sin(s);sin>>v;return v;}
template<class T>inline string toString(T x){ostringstream sout;sout<<x;return sout.str();}
template<class T>bool chmax(T &a,const T &b){if(a<b){a=b;return 1;}return 0;}
template<class T>bool chmin(T &a,const T &b){if(b<a){a=b;return 1;}return 0;}
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;
const int dx[4]={0,1,0,-1},dy[4]={1,0,-1,0};
ll gcd(ll a,ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a,ll b){return a/gcd(a,b)*b;}

int main(){
  int X;
  cin>>X;
  
  cout(360/gcd(360,X));
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:74:7: error: no match for call to '(std::ostream {aka std::basic_ostream<char>}) (int)'
   74 |   cout(360/gcd(360,X));
      |   ~~~~^~~~~~~~~~~~~~~~
Language: C++

#include <iostream>
using namespace std;

int main() {
	
	int n;
	cin>>n;
	
	cout<<ceil(360/n);
	
	
	
	return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:15: error: 'ceil' was not declared in this scope
    9 |         cout<<ceil(360/n);
      |               ^~~~
Language: C++

#include<bits/stdc++.h>
#define int long long int
#define endl "\n"
#define debug(x) cout << '>' << #x << ':' << x << endl;
#define all(a) a.begin(),a.end()
#define fastm_fast ios_base::sync_with_stdio(false);cin.tie(NULL); cout.tie(NULL)
using namespace std;
#define pb push_back
int32_t main()
 {
 fastm_fast;
 cin >> n;
 cout<<360/n;
 return 0;
 }

Compiler output:
a.cc: In function 'int32_t main()':
a.cc:12:9: error: 'n' was not declared in this scope; did you mean 'yn'?
   12 |  cin >> n;
      |         ^
      |         yn
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define All(v) (v).begin(),(v).end()
int dy[8] = {-1,0,1,0,-1,1,1,-1};
int dx[8] = {0,1,0,-1,1,1,-1,-1};
const int mod = 1000000007;
const int inf = mod*mod;
const int d5 = 100005;
signed main(){
    ios::sync_with_stdio(false);
    cin.tie(0);
    int x;
    cin>>x
    for(int i=1;i<1000;i++){
        int t=x*i;
        t%=360;
        if(t==0){
            cout<<i<<endl;
            return 0;
        }
    }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:11: error: expected ';' before 'for'
   14 |     cin>>x
      |           ^
      |           ;
   15 |     for(int i=1;i<1000;i++){
      |     ~~~    
a.cc:15:17: error: 'i' was not declared in this scope
   15 |     for(int i=1;i<1000;i++){
      |                 ^
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.i>
using namespace std;
template<typename T> bool chmax(T &a,T b){if(a<b){a=b;return true;}return false;}
template<typename T> bool chmin(T &a,T b){if(a>b){a=b;return true;}return false;}
#define rep(i,n) for(int i=0;i<(int)(n);i++)
#define rep1(i,n) for(int i=1;i<=(int)(n);i++)
#define rrep(i,n) for(int i=(int)(n)-1;i>=0;i--)
#define rrep1(i,n) for(int i=(int)(n);i>=1;i--)
#define all(vec) vec.begin(),vec.end()
#define sort(vec) sort((vec).begin(),(vec).end())
#define rsort(vec) sort((vec).rbegin(), (vec).rend())
typedef long long ll;
typedef long double ld;
typedef pair<ll,ll> pll;
typedef pair<int,int> pii;
typedef tuple<ll,ll,ll> tlll;
typedef tuple<int,int,int> tiii;
const ll mod=998244353;
const int inf=1<<30;
const ll lnf=1ll<<60;

struct mint{
  ll x;
  mint(ll x=0):x((x%mod+mod)%mod){}
  mint operator-() const{return mint(-x);}
  mint& operator+=(const mint a){
    if((x+=a.x)>=mod) x-=mod;
    return *this;
  }
  mint& operator-=(const mint a){
    if((x+=mod-a.x)>=mod) x-=mod;
    return *this;
  }
  mint& operator*=(const mint a){
    (x*=a.x)%=mod;
    return *this;
  }
  mint operator+(const mint a) const{
    mint res(*this);
    return res+=a;
  }
  mint operator-(const mint a) const{
    mint res(*this);
    return res-=a;
  }
  mint operator*(const mint a) const{
    mint res(*this);
    return res*=a;
  }
  mint pow(ll t) const{
    if(!t) return 1;
    mint a=pow(t>>1);
    a*=a;
    if(t&1) a*=*this;
    return a;
  }

  // for prime mod
  mint inv() const{
    return pow(mod-2);
  }
  mint& operator/=(const mint a){
    return (*this)*=a.inv();
  }
  mint operator/(const mint a) const{
    mint res(*this);
    return res/=a;
  }
};

mint dp[3030][3030];

int main() {
  int a,b,c,d;
  cin >> a >> b >> c >> d;
  dp[a][b]=1;
  for(int i=a;i<=c;i++)for(int j=b;j<=d;j++){
      if(a<i) dp[i][j]+=dp[i-1][j]*j;
      if(b<j) dp[i][j]+=dp[i][j-1]*i;
      if(a<i&&b<j) dp[i][j]-=dp[i-1][j-1]*(j-1)*(i-1);
  }
  cout << dp[c][d].x << endl;
}

Compiler output:
a.cc:2:10: fatal error: bits/stdc++.i: No such file or directory
    2 | #include <bits/stdc++.i>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int mod=998244353;
const int N=3005;
int dp[N][N];

main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cin>>a>>b>>c>>d;
    dp[a][b]=1;
    for(int i=a;i<=c;i++)
    {
        for(int j=b;j<=d;j++)
        {
            if(a!=i||b!=j) dp[i][j]=(i*dp[i][j-1]+j*dp[i-1][j]-(i-1)*(j-1)*dp[i-1][j-1]%mod+mod)%mod;
        }
    }
    cout<<dp[c][d];
}


Compiler output:
a.cc:8:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      | ^~~~
a.cc: In function 'int main()':
a.cc:12:10: error: 'a' was not declared in this scope
   12 |     cin>>a>>b>>c>>d;
      |          ^
a.cc:12:13: error: 'b' was not declared in this scope
   12 |     cin>>a>>b>>c>>d;
      |             ^
a.cc:12:16: error: 'c' was not declared in this scope
   12 |     cin>>a>>b>>c>>d;
      |                ^
a.cc:12:19: error: 'd' was not declared in this scope; did you mean 'dp'?
   12 |     cin>>a>>b>>c>>d;
      |                   ^
      |                   dp
Language: C++

#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#define ll long long
#define ull unsigned long long
#define dd double
#define oo 1001007000
#define ff float
#define ooo 4223352036854775007
#define iii pair<ll,ll>
#define vii vector<ll>
#define viii vector<iii>
#define sss pair<str,str>
#define str string
#define sii set<ll>
#define siii set<iii>
#define r0 return 0
#define pb push_back
#define sz size
using namespace std;

const char E='\n';
const int N=100005;
const int NN=3005;
const ll md=998244353;


ll dp[NN][NN];
ll a, b, c, d;

ll calc(ll x, ll y){
	if (dp[x][y] != -1) return dp[x][y];
	if ((x > c) || (y > d)) return dp[x][y] = 0;
	if ((x == c) && (y == d)) return dp[x][y] = 1;
	dp[x][y] = ((calc(x + 1, y) * y) + (calc(x, y + 1) * x) - calc(x + 1, y + 1) * x * y);
	dp[x][y] += md;
	if (dp[x][y] > md)
        dp[x][y] -= md;
	dp[x][y] %= mod;
	return dp[x][y];
}

int main(){
    cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
	for (ll i = 0; i < NN; i++)
        for (ll j = 0; j < NN; j++)
        dp[i][j] = -1;
	cin >> a >> b >> c >> d;
	cout << calc(a, b) << E;
	r0;
}


/*







*/


Compiler output:
a.cc: In function 'long long int calc(long long int, long long int)':
a.cc:38:21: error: 'mod' was not declared in this scope; did you mean 'modf'?
   38 |         dp[x][y] %= mod;
      |                     ^~~
      |                     modf
Language: C++

/////////////////////////////////TEST CASES////////////////////////////////////
/*

*/
/////////////////////////////////////CODE/////////////////////////////////////
#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for (ll i = (a); i < (b); i++)
#define FORD(i, a, b) for (ll i = a ; i > b ; i--)
#define fastio ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
#define PI 3.14159265
typedef long long ll;
#define VL vector<ll> 
#define IN(inp) ll inp;cin>>inp;
#define pb push_back
#define all(a) a.begin(),a.end()
#define what(A) cout<<#A<<" is "<<A<<endl;
ll MAX = 1000000000;
ll MOD = 998244353;
int main()
{
	fastio
	ll test = 1;
	//cin>>test;
	while (test--)
	{
		IN(n)IN(m)IN(c)IN(d);
        dp[c+1][d+1]={0};
		FOR(i, n, c+1)
		{
			FOR(j , m, d + 1)
			{
				if (i == n && j == m)
					dp[i][j] = 1;
				else
					dp[i][j] = (dp[i - 1][j] * j%MOD + dp[i][j - 1] * i%MOD - dp[i - 1][j - 1] * (i - 1) * (j - 1))%MOD;
			}
		}
		cout << dp[c][d];
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:28:9: error: 'dp' was not declared in this scope; did you mean 'd'?
   28 |         dp[c+1][d+1]={0};
      |         ^~
      |         d
Language: C++

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

#define MOD 998244353
#define ll long long
int A, B, C, D;
ll dp[3030][3030];

int main(){

    scanf("%d %d %d %d", &A, &B, &C, &D);
    for (int i = A; i <= C; i++){
        for (int j = B; j <= D; j++){
            if(i==A && j == B){
                dp[i][j] = 1;
                continue;
            }
            dp[i][j] = i * dp[i][j - 1] + j * dp[i - 1][j] - (i - 1) * (j - 1) * dp[i - 1][j - 1];
            dp[i][j] %= MOD;
        }
    }

    ll ans = dp[C][D];

    printf("%lld\n", ans;

    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:25:25: error: expected ')' before ';' token
   25 |     printf("%lld\n", ans;
      |           ~             ^
      |                         )
Language: C++

#include <iostream>
using namespace std;
int a,b,c,d;
int xbox(int c, int d) {
  if ((c>a) && (d>b)) {
    return ((c-1)*(d-1)+(c-1)+(d-1))*xbox(c-1, d-1);
  } else if ((c==a) && (d>b)) {
    return (d-1)*xbox(c, d-1);
  } else if ((c>a) && (d==b)) {
    return (c-1)*xbox(c-1, d);
  } else {
    return 1;
  }
}
int main () {
  cin >> a >> b >> c >> d;
  cout << xbox(c, d);
  retrun 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:18:3: error: 'retrun' was not declared in this scope
   18 |   retrun 0;
      |   ^~~~~~
Language: C++

#include <iostream>
int a,b,c,d;
int xbox(int c, int d) {
  if ((c>a) && (d>b)) {
    return ((c-1)*(d-1)+(c-1)+(d-1))*xbox(c-1, d-1);
  } else if ((c==a) && (d>b)) {
    return (d-1)*xbox(c, d-1);
  } else if ((c>a) && (d==b)) {
    return (c-1)*xbox(c-1, d);
  } else {
    return 1;
  }
}
int main () {
  cin >> a >> b >> c >> d;
  cout << xbox(c, d);
  retrun 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
   15 |   cin >> a >> b >> c >> d;
      |   ^~~
      |   std::cin
In file included from a.cc:1:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:16:3: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   16 |   cout << xbox(c, d);
      |   ^~~~
      |   std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:17:3: error: 'retrun' was not declared in this scope
   17 |   retrun 0;
      |   ^~~~~~
Language: C++

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
 
using namespace __gnu_pbds;
using namespace std;
 
typedef long long int ll;
typedef unsigned long long int sll;
typedef long double ld;
#define A 1000000007
#define D 100000000000000ll
#define B 998244353ll
#define C 1000000000000000000ll
#define M 4000
#define FAST ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define oset tree<pair<ll,ll>, null_type,less_equal<pair<ll,ll>>, rb_tree_tag,tree_order_statistics_node_update> 
#define pb push_back
#define pf push_front
#define pob pop_back
#define pof pop_front
#define mxe(v) *max_element(v.begin(),v.end())
#define mne(v) *min_element(v.begin(),v.end())
#define bs binary_search
#define lb lower_bound
#define ub upper_bound
#define ve vector
#define br break
#define PI acos(-1)
#define subt cerr << "Time : " << 1000 * ((double)clock()) / (double)CLOCKS_PER_SEC << "ms\n" 

ll dp[3005][3005];

int main() 
{
    FAST;
    ll a,b,c,d;
    cin>>a>>b>>c>>d;
    dp[a][b]=1;
    for(int i=b+1;i<=d;i++)
        dp[a][i]=(dp[a][i-1]*a)%B;
    for(int i=a+1;i<=c;i++)
        dp[i][b]=(dp[i-1][b]*b)%B;
    for(int i=a+1;i<=c;i++)
        for(int j=b+1;j<=d;j++)
        {
            ll ans=(dp[i-1][j]*j) + (dp[i][j-1]*i) - (((i-1)*(j-1)*dp[i-1][j-1])%B);
            ans%=B;
            ans+=B;
            abs%=B;
            dp[i][j]=ans;
        }
    cout<<dp[c][d];
    subt;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:11: error: overloaded function with no contextual type information
   12 | #define B 998244353ll
      |           ^~~~~~~~~~~
a.cc:49:18: note: in expansion of macro 'B'
   49 |             abs%=B;
      |                  ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

const int N = 3010;
const int P = 998244353;

int mult(int a, int b) {
    return a * 1ll * b % P;
}
void add(int &a, int b) {
    a += b;
    if(a >= MOD) a -= P;
}
void sub(int &a, int b) {
    a -= b;
    if(a < 0) a += P;
}

int dp[N][N];

int main() {
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    dp[a][b] = 1;
    for (int i = a; i <= c; ++i) {
        for (int j = b; j <= d; ++j) {
            add(dp[i][j], mult(j, dp[i-1][j]));
            add(dp[i][j], mult(i, dp[i][j-1]));
            sub(dp[i][j], mult(mult(i - 1, j - 1), dp[i-1][j-1]));

        }
    }
    printf("%lld\n", dp[c][d]);
}

Compiler output:
a.cc: In function 'void add(int&, int)':
a.cc:13:13: error: 'MOD' was not declared in this scope
   13 |     if(a >= MOD) a -= P;
      |             ^~~
Language: C++

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

int main(){
  int a,b,c,d;
  cin >> a >> b >> c >> d;
  const int mod = 998244353;
  long long DP[c+1][d+1] = {};
  DP[a][b] = 1;
  for(int i=a;i<c+1;i++){
    for(int j=b;j<d+1;j++){
      DP[i][j] += DP[i][j-1]*i+DP[i-1][j]*j-DP[i-1][j-1]*(i-1)*(j-1);
      DP[i][j] %= mod;
      if (DP[i][j] < 0){
        DP[i][j] += mod
      }
    }
  }
  cout << DP[c][d] << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:24: error: expected ';' before '}' token
   15 |         DP[i][j] += mod
      |                        ^
      |                        ;
   16 |       }
      |       ~
Language: C++

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

int main(){
  int a,b,c,d;
  cin >> a >> b >> c >> d;
  const int mod = 998244353;
  long long DP[c+1][d+1] = {};
  DP[a][b] = 1;
  for(int i=a;i<c+1;i++){
    for(int j=b;j<d+1;j++){
      DP[i][j] += DP[i][j-1]*i+DP[i-1][j]*j-DP[i-1][j-1]*(i-1)*(j-1);
      DP[i][j] %= mod;
      if (DP[i][j]<0){
        DP[i][j] += mod
    }
  }
  cout << DP[c][d] << endl;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:15:24: error: expected ';' before '}' token
   15 |         DP[i][j] += mod
      |                        ^
      |                        ;
   16 |     }
      |     ~                   
a.cc:19:2: error: expected '}' at end of input
   19 | }
      |  ^
a.cc:4:11: note: to match this '{'
    4 | int main(){
      |           ^
Language: C++

#include "bits/stdc++.h"
using namespace std;
typedef long long ll;
 
ll A, B, C, D;
vector<vector<vector<ll>>> Dp;
const ll MOD = 998244353;
 
int main() {
	cin >> A >> B >> C >> D;
	vector<vector<long long>> DP(C + 1, vector<long long >(D + 1));
	DP[A][B] = 1;
	for (int n = A; n <= C; ++n) {
		for (int m = B; m <= D; ++m) {
			if (n == A && m == B) {
				continue;
			}
			DP[n][m] = ((m)%MOD*DP[n - 1][m]%MOD + (n)%MOD*DP[n][m - 1]%MOD - (n - 1)%MOD*(m - 1)%MOD*DP[n - 1][m - 1]%MOD＋MOD)% MOD;
		}
	}
	cout << DP[C][D] << endl; 
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:132: error: 'MOD\U0000ff0bMOD' was not declared in this scope
   18 |                         DP[n][m] = ((m)%MOD*DP[n - 1][m]%MOD + (n)%MOD*DP[n][m - 1]%MOD - (n - 1)%MOD*(m - 1)%MOD*DP[n - 1][m - 1]%MOD＋MOD)% MOD;
      |                                                                                                                                    ^~~~~~~~
Language: C++

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

int dp[3005][3005];

int32_t main(){
	ios::sync_with_stdio(false);
	cin.tie(0);cout.tie(0);
	int a,b,c,d;
	cin>>a>>b>>c>>d;
	int n=c-a+1;
	int m=d-b+1;
	dp[1][1]=1;
	for(int i=1;i<=n;i++)
	{
		for(int j=1;j<=m;j++)
		{
			if(i==1&&j==1) continue;
			else
			{
				dp[i][j]=(dp[i-1][j]*(j+b-1)+dp[i][j-1]*(i+a-1)-dp[i-1][j-1]*(j-1+b-1)%mod*(i-1+a-1)%mod+mod)%mod;
			}
		}
	}
	cout<<dp[n][m]<<"\n";
	return 0;
}




Compiler output:
a.cc: In function 'int32_t main()':
a.cc:22:104: error: 'mod' was not declared in this scope; did you mean 'modf'?
   22 |                                 dp[i][j]=(dp[i-1][j]*(j+b-1)+dp[i][j-1]*(i+a-1)-dp[i-1][j-1]*(j-1+b-1)%mod*(i-1+a-1)%mod+mod)%mod;
      |                                                                                                        ^~~
      |                                                                                                        modf
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;
 
typedef long long ll;
typedef double db;
typedef long double ld;
typedef string str;
 
typedef pair<int,int> pi;
typedef pair<ll, ll> pll;
typedef pair<db, db> pdb;
typedef pair<ld, ld> pld;
typedef pair<str, str> pstr;
 
typedef vector<int> vi; 
typedef vector<ll> vll; 
typedef vector<db> vdb; 
typedef vector<ld> vld;
typedef vector<str> vstr; 
typedef vector<pi> vpi;
typedef vector<pll> vpll; 
typedef vector<pdb> vpdb; 
 
#define fi first
#define se second
#define mp make_pair
#define pf push_front 
#define pb push_back
#define ins insert 
#define eb emplace_back 
#define fbo find_by_order
#define ook order_of_key
#define rsz resize
#define lb lower_bound 
#define ub upper_bound 

#define len(s) (int)s.length()
#define sz(v) (int)v.size()
#define all(v) v.begin(), v.end()
#define srt(v) sort(all(v))

#define rep(a, b, c) for(int a=b; a<c; a++) 
#define per(a, b, c) for(int a=b; a>c; a--) //do not include boundaries on the right
#define repn(a, b, c) for(int a=b; a<=c; a++) 
#define pern(a, b, c) for(int a=b; a>=c; a--) //include boundaries on the right
 
#define yes cout << "YES"<< "\n" 
#define no cout << "NO" << "\n" 
#define out(x) cout << x << "\n"
#define outs(x) cout << x << " "
#define el cout << "\n"

#define navi ios_base::sync_with_stdio(false); cin.tie(NULL)    
 
const ll mod = 1e9+7;
const double eps = 1e-9;

int main(){
	navi;
	ll a, b, c, d;
  	cin >> a >> b >> c >> d;
 	repn(i,a,c){
      repn(j,b,d){
      	if(i==a&&j==b){
          dp[a][b]=1;
          continue;
      	}
      dp[i][j]=(dp[i-1][j]*j+dp[i][j-1]*i-dp[i-1][j-1]*(i-1)*(j-1))%mod;
    }
  }
  out(dp[c][d]);
}



Compiler output:
a.cc: In function 'int main()':
a.cc:69:11: error: 'dp' was not declared in this scope; did you mean 'd'?
   69 |           dp[a][b]=1;
      |           ^~
      |           d
a.cc:72:7: error: 'dp' was not declared in this scope; did you mean 'd'?
   72 |       dp[i][j]=(dp[i-1][j]*j+dp[i][j-1]*i-dp[i-1][j-1]*(i-1)*(j-1))%mod;
      |       ^~
      |       d
a.cc:75:7: error: 'dp' was not declared in this scope; did you mean 'd'?
   75 |   out(dp[c][d]);
      |       ^~
a.cc:53:24: note: in definition of macro 'out'
   53 | #define out(x) cout << x << "\n"
      |                        ^
Language: C++

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

int32_t main()
{
  int a, b, c, d; 
  cin >> a >> b >> c >> d;
  int dp[c+1][d+1];
  memset(dp,0,sizeof(dp));
  dp[a][b] = 1;
  
for(int  i=1;i<=c;i++)
{
     for(int j=1;j<=d;j++) 
     {
dp[i][j] += dp[i - 1][j] * j + dp[i][j - 1] * i - (dp[i - 1][j - 1] * (i - 1)) * (j - 1);
      }
}
	cout << dp[c][d] << endl;
	return 0;

Compiler output:
a.cc: In function 'int32_t main()':
a.cc:21:18: error: expected '}' at end of input
   21 |         return 0;
      |                  ^
a.cc:6:1: note: to match this '{'
    6 | {
      | ^
Language: Java



import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.Scanner;

public final class B {

    private static final int MOD = 998244353;

    public static void main(String[] args) {
        final Scanner in = new Scanner(new BufferedReader(new InputStreamReader(System.in)));
        final int a = in.nextInt();
        final int b = in.nextInt();
        final int c = in.nextInt();
        final int d = in.nextInt();
        System.out.println(dfs(a, b, c, d, new Integer[c + 1][d + 1]));
    }

    private static int dfs(int a, int b, int c, int d, Integer[][] dp) {
        if (a == c && b == d) {
            return 1;
        }
        if (dp[a][b] != null) {
            return dp[a][b];
        }
        int res = 0;
        if (a < c) {
            res += Math.floorMod(b * dfs(a + 1, b, c, d, dp), MOD);
        }
        if (b < d) {
            res = (res + Math.floorMod(a * dfs(a, b + 1, c, d, dp), MOD)) % MOD;
        }
        if (a < c && b < d) {
            res -= Math.floorMod(a * b * dfs(a + 1, b + 1, c, d, dp), MOD);
            if (res < 0) {
                res += MOD;
            }
        }
        return dp[a][b] = Math.floorMod(res, MOD);
    }
}


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

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

using ll=long long;
const ll MOD=998244353;
ll dp[4001][4001];
ll f(int a,int b){
  if(i<a||j<b)return 0;
  if(~dp[a][b])return dp[a][b];
  return dp[a][b]=(MOD+f(a-1,b)*b+f(a,b-1)*a-f(a-1,b-1)*(a-1)*(b-1)%MOD)%MOD;
}

int main(){
  int a,b,c,d;cin>>a>>b>>c>>d;
  memset(dp,-1,sizeof(dp));
  dp[a][b]=1;
  cout<<f(c,d)<<endl;
}


Compiler output:
a.cc: In function 'll f(int, int)':
a.cc:8:6: error: 'i' was not declared in this scope
    8 |   if(i<a||j<b)return 0;
      |      ^
a.cc:8:11: error: 'j' was not declared in this scope
    8 |   if(i<a||j<b)return 0;
      |           ^
Language: C++

A,B,C,D = map(int, input().split())
P = 998244353

DP = [[0]*3001]*3001
DP[A,B] = 1
for a in range(A+1,C+1):
    DP[a,B] = DP[a-1, B] * B % P
for b in range(B+1,D+1):
    DP[A,b] = DP[A, b-1] * A % P
for a in range(A+1,C+1):
    for b in range(B+1,D+1):
        DP[a,b] = (b*DP[a-1,b] + a*DP[a,b-1] - (a-1)*(b-1)*DP[a-1,b-1]) % P

print(DP[C,D])


Compiler output:
a.cc:1:1: error: 'A' does not name a type
    1 | A,B,C,D = map(int, input().split())
      | ^
Language: C

#define long long LL
LL modp(LL a,LL n,LL p){
	LL r=1;
	while(n>0){
		if(n%2)r=r*a%p;
		a=a*a%p;n/=2;
	}
	return r;
}

main(){
	LL a,b,c,d,ans=0,p=998244353,dp[2][3003],i,j,s;
	scanf("%ld%ld%ld%ld",&a,&b,&c,&d);
	for(i=0;i<c;i++)dp[0][i]=0;
	dp[0][a-1]=modp(b,(c-a),p);
	for(i=b;i<d;i++){
		s=0;
		for(j=a-1;j<c;j++){
			dp[1][j]=(dp[0][j]*(j+1)%p+s)%p*modp(modp(i,c-j-1,p),p-2,p)%p*modp(i+1,c-j-1,p)%p;
			s=(s+dp[0][j])%p;
		}
		for(j=a-1;j<c;j++)dp[0][j]=dp[1][j];
	}
	for(i=a-1;i<c;i++)ans=(ans+dp[0][i])%p;
	printf("%ld",ans);
}

Compiler output:
main.c:2:1: error: unknown type name 'LL'
    2 | LL modp(LL a,LL n,LL p){
      | ^~
main.c:2:9: error: unknown type name 'LL'
    2 | LL modp(LL a,LL n,LL p){
      |         ^~
main.c:2:14: error: unknown type name 'LL'
    2 | LL modp(LL a,LL n,LL p){
      |              ^~
main.c:2:19: error: unknown type name 'LL'
    2 | LL modp(LL a,LL n,LL p){
      |                   ^~
main.c:11:1: error: return type defaults to 'int' [-Wimplicit-int]
   11 | main(){
      | ^~~~
main.c: In function 'main':
main.c:12:9: error: unknown type name 'LL'
   12 |         LL a,b,c,d,ans=0,p=998244353,dp[2][3003],i,j,s;
      |         ^~
main.c:13:9: error: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
   13 |         scanf("%ld%ld%ld%ld",&a,&b,&c,&d);
      |         ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #define long long LL
main.c:13:9: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
   13 |         scanf("%ld%ld%ld%ld",&a,&b,&c,&d);
      |         ^~~~~
main.c:13:9: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:15:20: error: implicit declaration of function 'modp' [-Wimplicit-function-declaration]
   15 |         dp[0][a-1]=modp(b,(c-a),p);
      |                    ^~~~
main.c:25:9: error: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   25 |         printf("%ld",ans);
      |         ^~~~~~
main.c:25:9: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:25:9: warning: incompatible implicit declaration of built-in function 'printf' [-Wbuiltin-declaration-mismatch]
main.c:25:9: note: include '<stdio.h>' or provide a declaration of 'printf'
Language: C++

//{{{
#include<algorithm>
#include<cmath>
#include<deque>
#include<fstream>
#include<iomanip>
#include<iostream>
#include<map>
#include<numeric>
#include<queue>
#include<random>
#include<set>
#include<sstream>
#include<sys/time.h>
#include<unordered_map>
#include<unordered_set>
#include<vector>
using ll = long long;
enum : int { M = (int)1e9 + 7 };
enum : ll { MLL = (ll)1e18L + 9 };
using namespace std;
#ifdef LOCAL
#include"rprint2.hpp"
#else
#define FUNC(name) template <ostream& out = cout, class... T> void name(T&&...){ }
FUNC(printde) FUNC(printdbe) FUNC(printdwe) FUNC(printdu) FUNC(printe) FUNC(printe0);
#endif
template <template <class T, class = std::allocator<T>> class V, class E>
istream& operator >> (istream& in, V<E>& v){ for(auto& e : v){ in >> e; } return in; }
//}}}

int main(){
    cin.tie(0); ios::sync_with_stdio(false);
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    dp[a][b] = 1;
    for(int i = a; i <= c; i++){
        for(int j = b; j <= d; j++){
            dp[i][j] += dp[i - 1][j] * j + dp[i][j - 1] * i
                - dp[i - 1][j - 1] * (i - 1) * (j - 1) + M * 3000 * 3000;
            dp[i][j] %= M;
        }
    }
    cout << dp[c][d] << '\n';
}


Compiler output:
a.cc: In function 'int main()':
a.cc:36:5: error: 'dp' was not declared in this scope; did you mean 'd'?
   36 |     dp[a][b] = 1;
      |     ^~
      |     d
a.cc:40:60: warning: integer overflow in expression of type 'int' results in '2112848392' [-Woverflow]
   40 |                 - dp[i - 1][j - 1] * (i - 1) * (j - 1) + M * 3000 * 3000;
      |                                                          ~~^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int a,b,c,d;
  cin >> a>>b>>c>>d;
  int x=c-a,y=d-b;
  vector<vector<long long int>> xy(x+1,vector<long long int>(y+1)); //xy[x+1][y+1];
  xy[0][0]=1;  xy[0][1]=a; xy[1][0]=b;
  for(int i=1;i<=x;i++){
    xy[i][0]=xy[i-1][0]*b;
    xy[i][0]%=998244353;
  }
  for(int i=1;i<=y;i++){
    xy[0][i]=xy[0][i-1]*a;
    xy[0][i]%=998244353;
  }
  if(x==0) {cout<<xy[0][y]; exit(0);}
  else if{cout<<xy[x][0]; exit(0);}
  for (int i = 1; i <= x; i++) {
    for (int ii = 1; ii <= y; ii++) {
      xy[i][ii]=xy[i][ii-1]*(i+a)+xy[i-1][ii];
      xy[i][ii]%=998244353;
    }
  }
  cout << xy[x][y] << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:19:10: error: expected '(' before '{' token
   19 |   else if{cout<<xy[x][0]; exit(0);}
      |          ^
      |          (
Language: C

#include <stdio.h>

#define MAX_C 3001
#define MAX_D 3001
#define MOD_NUM 998244353

int main(void)
{
    int A, B, C, D;
    int MAX_NUM;
    int dp[MAX_C][MAX_D];
    scanf("%d %d %d %d", &A, &B, &C, &D);

    //dp[A][B] = 1;
    for (int i = 0; i <= A; i++) {
        for (int j = 0; j <= B; j++) {
            dp[i][j] = 1;
        }
    }

    for (int i = A + 1;i <= C; i++) {
        dp[i][B] = dp[i - 1][B] * B;
    }
    for (int i = B + 1;i <= D; i++) {
        dp[A][i] = dp[A][i - 1] * A;
    }
    
    int counter = 1;
    for (int i = A + 1; i <= C; i++) {
        for (int j = B + 1; j <= D; j++) {
            dp[i][j] = dp[i - 1][j] * j + dp[i][j - 1] * i - (i - 1) * (j - 1) * dp[i - 1][j - 1]];
            counter += 1;
        }
    }

    printf("%d", dp[C][D] % MOD_NUM);


    return 0;
}

Compiler output:
main.c: In function 'main':
main.c:31:98: error: expected ';' before ']' token
   31 |             dp[i][j] = dp[i - 1][j] * j + dp[i][j - 1] * i - (i - 1) * (j - 1) * dp[i - 1][j - 1]];
      |                                                                                                  ^
      |                                                                                                  ;
main.c:31:98: error: expected statement before ']' token
Language: C++

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

vector<vector<long long>> comb(int n, int r) {
  vector<vector<long long>> v(n + 1,vector<long long>(n + 1, 0));
  for (int i = 0; i < v.size(); i++) {
    v[i][0] = 1;
    v[i][i] = 1;
  }
  for (int j = 1; j < v.size(); j++) {
    for (int k = 1; k < j; k++) {
      v[j][k] = (v[j - 1][k - 1] + v[j - 1][k]);
    }
  }
  return v;
}

int main(void)
{
  int A, B, C, D, n, k;
  long long answer;
  vector<vector<long long>> cmb;
  cin >> A >> B >> C >> D;
  
  n = C * D - A * B;    // 増えたマス数
  k = (C - A) + (D - B); // 増えた行数 + 増えた列数
  cmb = comb(n, r); //　C(n, k) を解く
  answer = mod(cmb[n][k], 998244353);

  cout << answer << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:17: error: 'r' was not declared in this scope
   28 |   cmb = comb(n, r); //　C(n, k) を解く
      |                 ^
a.cc:29:12: error: 'mod' was not declared in this scope
   29 |   answer = mod(cmb[n][k], 998244353);
      |            ^~~
Language: C++

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

vector<vector<long long>> comb(int n, int r) {
  vector<vector<long long>> v(n + 1,vector<long long>(n + 1, 0));
  for (int i = 0; i < v.size(); i++) {
    v[i][0] = 1;
    v[i][i] = 1;
  }
  for (int j = 1; j < v.size(); j++) {
    for (int k = 1; k < j; k++) {
      v[j][k] = (v[j - 1][k - 1] + v[j - 1][k]);
    }
  }
  return v;
}

int main(void)
{
  int A, B, C, D, n, k;
  long long answer;
  vector<vector<long long>> cmb;
  cin >> A >> B >> C >> D;
  
  n = C * D - A * B;    // 増えたマス数
  k = (C - A) + (D - B); // 増えた行数 + 増えた列数
  cmb = comb(int n, int r); //　C(n, k) を解く
  answer = mod(cmb[n][k], 998244353);

  cout << answer << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:14: error: expected primary-expression before 'int'
   28 |   cmb = comb(int n, int r); //　C(n, k) を解く
      |              ^~~
a.cc:28:21: error: expected primary-expression before 'int'
   28 |   cmb = comb(int n, int r); //　C(n, k) を解く
      |                     ^~~
a.cc:29:12: error: 'mod' was not declared in this scope
   29 |   answer = mod(cmb[n][k], 998244353);
      |            ^~~
Language: C++

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

vector<vector<long long>> comb(int n, int r) {
  vector<vector<long long>> v(n + 1,vector<long long>(n + 1, 0));
  for (int i = 0; i < v.size(); i++) {
    v[i][0] = 1;
    v[i][i] = 1;
  }
  for (int j = 1; j < v.size(); j++) {
    for (int k = 1; k < j; k++) {
      v[j][k] = (v[j - 1][k - 1] + v[j - 1][k]);
    }
  }
  return v;
}

int main(void)
{
  int A, B, C, D, n, k;
  long long answer;
  vector<vector<long long>> cmb;
  cin >> A >> B >> C >> D;
  
  n = C * D - A * B;    // 増えたマス数
  k = (C - A) + (D - B) // 増えた行数 + 増えた列数
  cmb = comb(int n, int r) //　C(n, k) を解く
  answer = mod(cmb, 998244353);

  cout << answer << endl;
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:27:24: error: expected ';' before 'cmb'
   27 |   k = (C - A) + (D - B) // 増えた行数 + 増えた列数
      |                        ^
      |                        ;
   28 |   cmb = comb(int n, int r) //　C(n, k) を解く
      |   ~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int a,b,c,d;
  cin >> a>>b>>c>>d;
  int x=c-a,y=d-b;
  vector<vector<long long int>> xy(x+1,vector<long long int>(y+1)); //xy[x+1][y+1];
  xy[0][0]=1;  xy[0][1]=a; xy[1][0]=b;
  for(int i=1;i<=x;i++){
    xy[i][0]=xy[i-1][0]*b;
    xy[i][0]%=998244353;
  }
  for(int i=1;i<=y;i++){
    xy[0][i]=xy[0][i-1]*a;
    xy[0][i]%=998244353;
  }
  for (int i = 1; i <= x; i++) {
    for (int ii = 1; ii <= y; ii++) {
      xy[i][ii]=xy[i][ii-1]*(i+a)+;
      xy[i][ii]%=998244353;
    }
  }
  cout << xy[x][y] << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:35: error: expected primary-expression before ';' token
   20 |       xy[i][ii]=xy[i][ii-1]*(i+a)+;
      |                                   ^
Language: C++

#include <iostream>
#include <climits>
#include <algorithm>
using namespace std;

// 入力
long long a,b,c,d;
long long p,q,r;
long long mod=998244353;
long ans;
long long dp[3001][3001][2];

int main() {
  cin >> a >> b >>c >>d;


  dp[a][b][0]=1;
  for (long long j= b+1; j <=d; ++j){
      
      dp[a][j][0]=(dp[a][j-1][0]*a)%mod;
  }
  // DPループ
  for (long long i = a+1; i <=c; ++i) {
    
    p=(dp[i-1][b][0]*b)%mod;
    
    dp[i][b][0]=p;
    dp[i][b][1]=p;

    for (long long j = b+1; j<=d+1; ++j) {
        dp[i][j][0]=(dp[i-1][j][0]*j)  +  (dp[i][j-1][0]-dp[i][j-1][1])*i + dp[i][j-1][1] ;
        dp[i][j][0]=dp[i][j][0]%mod;
        dp[i][j][1]=(dp[i-1][j][0]*j) %mod;
    }
  }
　ans=dp[c][d][0]%mod;
　if (ans<=0) ans=mod+ans;
  cout << ans << endl;
}

Compiler output:
a.cc:36:1: error: extended character 　 is not valid in an identifier
   36 | 　ans=dp[c][d][0]%mod;
      | ^
a.cc:37:1: error: extended character 　 is not valid in an identifier
   37 | 　if (ans<=0) ans=mod+ans;
      | ^
a.cc: In function 'int main()':
a.cc:36:1: error: '\U00003000ans' was not declared in this scope
   36 | 　ans=dp[c][d][0]%mod;
      | ^~~~~
a.cc:37:1: error: '\U00003000if' was not declared in this scope
   37 | 　if (ans<=0) ans=mod+ans;
      | ^~~~
Language: C++

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

const int MAX = 510000;
const int MOD = 998244353;

long long fac[MAX], finv[MAX], inv[MAX];

void COMinit()
{
    fac[0] = fac[1] = 1;
    finv[0] = finv[1] = 1;
    inv[1] = 1;
    for (int i = 2; i < MAX; i++)
    {
        fac[i] = fac[i - 1] * i % MOD;
        inv[i] = MOD - inv[MOD % i] * (MOD / i) % MOD;
        finv[i] = finv[i - 1] * inv[i] % MOD;
    }
}


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


int main()
{
    COMinit();
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    int row = c - a;
    int line = d - b;
    int cd = c * d ;
  	int ans = 1;

    if(row == 0){
		for(int i=0;i<line-1;i++)
          ans *= line;
      ans *= line-1;
    }
    else if(line == 0){
      for(int i=0;i<row-1;i++)
        ans *= row;
      ans *= row-1;
    }
  	else
      ans = COM(cd,lr);

    cd -= 1;
    int lr = line + row;
    cout << ans << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:54:20: error: 'lr' was not declared in this scope
   54 |       ans = COM(cd,lr);
      |                    ^~
Language: Java

import java.util.Scanner;

public class Main{
	public static void main(String args[]){
    	Scanner sc = new Scanner(System.in);
      
      	int a = sc.nextInt();
      	int b = sc.nextInt();
      	int c = sc.nextInt();
      	int d = sc.nextInt();
      
      	int r_sum = 0;
      	int r = 0;
      
      	int a_a = 1;
        int b_b = 1;
      	for(int i = a; i <= c; i++){
         	if(i == a){
              r = 1;
              for(int j = 1; j <= d; j++){
                if(j > b)
                   r *= i; 
              }
        	}else{
              r = i - a;
              for(int k = 1; k <= d; k++){
                int j = k;
                for(; j <= d; j++){
                     r *= i; 
                }
                for(j = d - k; j <= d; o++){
                     r *= i - 1; 
                }
              }
            }
          
          
          	r_sum += r;
	        r = 0;
        }
      System.out.print(r_sum);
      	
    }
}

Compiler output:
Main.java:31: error: cannot find symbol
                for(j = d - k; j <= d; o++){
                                       ^
  symbol:   variable o
  location: class Main
1 error
Language: C++

#include <bits/stdc++.h>
#define ALL(a)  (a).begin(),(a).end()
#define sz(x) int(x.size())
using namespace std;
typedef long long ll;
typedef pair<int, int> P;
typedef pair<long long, long long> Pll;
typedef vector<int> vi;
typedef vector<vector<int>> vvi;
typedef vector<long long> vll;
typedef vector<vector<long long>> vvll;
template <typename T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template <typename T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
const long long INF = 1LL << 60;
const int INT_INF = 1 << 30;
const double PI = acos(-1.0);
#define MOD 998244353
#define endl "\n"

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  srand((unsigned)time(NULL));
  ll A, B, C, D;
  cin >> A >> B >> C >> D;
  vvll num(C, vll(D, 0LL));
  for(ll i = B; i < D; i++){
    if(i == B) num.at(A-1).at(i) = A;
    else{
      num.at(A-1).at(i) = num.at(A-1).at(i-1) * A % MOD;
    }
  }
  for(ll i = A; i < C; i++){
    if(i == A) num.at(i).at(B-1) = B;
    else{
      num.at(i).at(B-1) = num.at(i-1).at(B-1) * B % MOD;
    }
  }
  for(ll i = A; i < C; i++){
    for(ll j = B; j < D; j++){
      num.at(i).at(j) = (num.at(i).at(j-1) * (i+1LL) % MOD + num.at(i-1).at(j)) % MOD;
    }
  }
  
  cout << num.at(C-1).at(D-1) << endl;
  /*
  cout << num.at(C-2).at(D-1) << endl;
  cout << num.at(C-1).at(D-2) << endl;*/
  /*
  for(int i = C-1; i >= 0; i--){
    for(int j = 0; j < D; j++){
      cout << num.at(i).at(j) << ' ';
      if(j == D-1) cout << endl;
    }
  }/*
}

Compiler output:
a.cc:49:3: error: unterminated comment
   49 |   /*
      |   ^
a.cc: In function 'int main()':
a.cc:45:39: error: expected '}' at end of input
   45 |   cout << num.at(C-1).at(D-1) << endl;
      |                                       ^
a.cc:20:11: note: to match this '{'
   20 | int main(){
      |           ^
Language: Java

import java.util.*;
import java.io.*;
public class B {
    int A, B, C, D;
    long[][] DP;
    long MOD = 998244353;
    long solve(int a, int b) {
        if(DP[a][b] != -1) {
            return DP[a][b];
        }
        long v = 0;
        boolean leftA = (C - a) > 0;
        boolean leftB = (D - b) > 0;
        if(leftA) {
            v += b*solve(a+1, b);
        }
        if(leftB) {
            v += a*solve(a, b+1);
        }
        if(leftA && leftB) {
            v -= (a*b)*solve(a+1, b+1);
        }
        long ov = v;
        v = (v%MOD + MOD)%MOD;
        DP[a][b] = v;
        return v;

    }
    void solve(BufferedReader in) throws Exception {
        int[] xx = toInts(in.readLine());
        A=xx[0];B=xx[1];C=xx[2];D=xx[3];
        DP = new long[C+1][D+1];
        for(int i = 0; i<=C;i++){
            for(int j = 0; j<=D; j++){
                DP[i][j] = -1;
            }
        }
        DP[C][D] = 1;
        for(int i = C-1; i>=A; i--) solve(i, B);
        System.out.println(solve(A, B));
    }
    int toInt(String s) {return Integer.parseInt(s);}
    int[] toInts(String s) {
        String[] a = s.split(" ");
        int[] o = new int[a.length];
        for(int i = 0; i<a.length; i++) o[i] = toInt(a[i]);
        return o;
    }
    void e(Object o) {
        System.err.println(o);
    }
    public static void main(String[] args) throws Exception{
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        (new B()).solve(in);
    }
}


Compiler output:
Main.java:3: error: class B is public, should be declared in a file named B.java
public class B {
       ^
1 error