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

#include <iostream>
#include <string>
#include <cstring>
#include <vector>
#include <algorithm>
#include <set>
#include <stack>
#include <deque>
#include <cmath>
#include <map>
using namespace std;
using ll = long long;
#define rep(i, n) for (ll i = 0; i < n; i++)
template<typename T1,typename T2> inline void chmin(T1 &a,T2 b){if(a>b) a=b;}
template<typename T1,typename T2> inline void chmax(T1 &a,T2 b){if(a<b) a=b;}

ll n;
ll a[3100];
ll dp[3100][3100], visit[3100][3100];
ll inf = 1LL<<60;
ll rec(ll L, ll R) {
    if (L > R) return 0;
    if (visit[L][R] == 1) return dp[L][R];
    visit[L][R] = 1;
    
    ll diff = N - (R - L + 1);

    ll res;
    if (diff % 2 == 0) {
        ll res = -inf;
        chmax(res, rec(L+1, R) + A[L]);
        chmax(res, rec(L, R-1) + A[R]);
    } else {
        ll res = inf;
        chmin(res, rec(L+1, R) + A[L]);
        chmin(res, rec(L, R-1) + A[R]);
    }
    return dp[L][R] = res;
}

int main() {
    cin >> n;
    rep (i, n) cin >> a[i];
    cout << rec(0, n-1) << endl; 
}

Compiler output:
a.cc: In function 'll rec(ll, ll)':
a.cc:26:15: error: 'N' was not declared in this scope
   26 |     ll diff = N - (R - L + 1);
      |               ^
a.cc:31:34: error: 'A' was not declared in this scope
   31 |         chmax(res, rec(L+1, R) + A[L]);
      |                                  ^
a.cc:35:34: error: 'A' was not declared in this scope
   35 |         chmin(res, rec(L+1, R) + A[L]);
      |                                  ^
Language: C++

#include <iostream>
#include <algorithm>
typedef long long ll;
#define  rep(i,a,b)for(long long i=a;i<b;++i)
#define  rrep(i,a,b)for(int i=a;i>=b;--i)
#define  yesno(flag)if(flag)cout<<"Yes"<<endl; else cout<<"No"<<endl;
using namespace std;
const ll INF=1000000000000LL;
const ll r197=1000000007;
typedef pair<ll,ll>P;
typedef pair<P,P>Pa;
bool Inframe(int a,int b,int c,int d,int h,int w){
	if(a+b>=0&&a+b<h&&c+d>=0&&c+d<w)return true;
	return false;
}
ll dp[3003][3003]={};
int n;
ll a[3003];
ll reg(int m,int s){
	if(dp[m][s]!=INF)return dp[m][s];
	if(s==n)return 0;
	ll res;
	if(s%2==0){
		res=max(a[m]+reg(m+1,s+1),a[m+n-s-1]+reg(m,s+1))
	}else{
		res=min(-a[m]+reg(m+1,s+1),-a[m+n-s-1]+reg(m,s+1))
	}
	return dp[m][s]=res;
}

int main() {
	cin>>n;	
	rep(i,0,n+1){
		rep(j,0,n+1)dp[i][j]=INF;
	}
	rep(i,0,n)cin>>a[i];
	cout<<reg(0,0)<<endl;
	return 0;
}


Compiler output:
a.cc: In function 'll reg(int, int)':
a.cc:24:65: error: expected ';' before '}' token
   24 |                 res=max(a[m]+reg(m+1,s+1),a[m+n-s-1]+reg(m,s+1))
      |                                                                 ^
      |                                                                 ;
   25 |         }else{
      |         ~                                                        
a.cc:26:67: error: expected ';' before '}' token
   26 |                 res=min(-a[m]+reg(m+1,s+1),-a[m+n-s-1]+reg(m,s+1))
      |                                                                   ^
      |                                                                   ;
   27 |         }
      |         ~
Language: C++

#include <iostream>
#include <algorithm>
typedef long long ll;
#define  rep(i,a,b)for(long long i=a;i<b;++i)
#define  rrep(i,a,b)for(int i=a;i>=b;--i)
#define  yesno(flag)if(flag)cout<<"Yes"<<endl; else cout<<"No"<<endl;
using namespace std;
const ll INF=1000000000000LL;
const ll r197=1000000007;
typedef pair<ll,ll>P;
typedef pair<P,P>Pa;
bool Inframe(int a,int b,int c,int d,int h,int w){
	if(a+b>=0&&a+b<h&&c+d>=0&&c+d<w)return true;
	return false;
}
ll dp[3003][3003]={};
int n;
ll a[3003];
ll reg(int m,int s){
	if(dp[m][s]!=INF)return dp[m][s];
	if(s==n)return 0;
	ll res;
	if(s%2==0){
		res=max(a[m]+reg(m+1,s+1),a[m+n-s-1]+reg(m,s+1))
	}else{
		res=min(-a[m]+reg(m+1,s+1),-a[m+n-s-1]+reg(m,s+1))
	}
	return dp[m][s]=res;
}

int main() {
	cin>>n;	
	rep(i,0,n+1){
		rep(j,0,n+1)dp[i][j]=INF

Compiler output:
a.cc: In function 'll reg(int, int)':
a.cc:24:65: error: expected ';' before '}' token
   24 |                 res=max(a[m]+reg(m+1,s+1),a[m+n-s-1]+reg(m,s+1))
      |                                                                 ^
      |                                                                 ;
   25 |         }else{
      |         ~                                                        
a.cc:26:67: error: expected ';' before '}' token
   26 |                 res=min(-a[m]+reg(m+1,s+1),-a[m+n-s-1]+reg(m,s+1))
      |                                                                   ^
      |                                                                   ;
   27 |         }
      |         ~                                                          
a.cc: In function 'int main()':
a.cc:34:41: error: expected ';' at end of input
   34 |                 rep(j,0,n+1)dp[i][j]=INF
      |                                         ^
      |                                         ;
a.cc:34:41: error: expected '}' at end of input
a.cc:33:21: note: to match this '{'
   33 |         rep(i,0,n+1){
      |                     ^
a.cc:34:41: error: expected '}' at end of input
   34 |                 rep(j,0,n+1)dp[i][j]=INF
      |                                         ^
a.cc:31:12: note: to match this '{'
   31 | int main() {
      |            ^
Language: C++

#include<bits/stdc++.h>

#define int long long int
#define mp make_pair
using namespace std;

int n;
vector <int> v(3002);
int dp[3002][3002][2];

fun(int start , int end , int turn)
{
    if(start >end){
        return 0;
    }
    if(dp[start][end][turn] != -1){
        return dp[start][end][turn];
    }
    if(turn == 0){
        dp[start][end][turn] = max(v[start] + fun(start+1 , end , 1) , v[end] + fun(start , end-1 , 1));
    }
    else{
        dp[start][end][turn] = min(-v[start] + fun(start+1 , end , 0) , -v[end] + fun(start , end-1 , 0));
    }
    return dp[start][end][turn];
}

int32_t main() {
    scanf("%lld", &n);
    for (int i = 0; i < n; ++i) {
        scanf("%lld", &v[i]);
    }
    for (int i = 0; i < 3002; ++i) {
        for (int j = 0; j < 3002; ++j) {
            for (int k = 0; k < 2; ++k) {
                dp[i][j][k] = -1;
            }
        }
    }
    int ans = fun(0 , n-1 , 0);
    printf("%lld",ans);
    return 0;
}

Compiler output:
a.cc:11:1: error: ISO C++ forbids declaration of 'fun' with no type [-fpermissive]
   11 | fun(int start , int end , int turn)
      | ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std ;
#define ll long long
#define fast ios_base::sync_with_stdio(false) ;cin.tie(NULL);cout.tie(NULL)
#define F(i,a,b) for(int i= (int)(a); i<=(int)(b);i++)
#define RF(i,a,b) for(int i = (int)(a); i >= (int)(b); i--)
#define what_is(x) cerr << #x << " is " << x << endl;
#define rep(i, begin, end) for (__typeof(end) i = (begin) - ((begin) > (end)); i != (end) - ((begin) > (end)); i += 1 - 2 * ((begin) > (end)))
#define ms(x,a) memset(x,(int)(a),sizeof(x))
#define pii pair<int,int>
#define vii vector<int,int>
#define eb emplace_back
#define mp make_pair
#define f first
#define s second
#define MOD 1000000007
ll a[3001] ;
ll dp[3001][3001] ;

ll fun(int s,int e){
	if(s>e) return 0 ;
	if(s==e) return a[s] ;
	if(dp[s][e] != -1)
	return dp[s][e] ;
	dp[s][e] = max(min(fun(s+1,e-1)+a[s]-a[e],fun(s-2,e)+a[s]-a[s+1]), min(fun(s+1,e-1)+a[e]-a[s],fun(s,e-2)+a[e]-a[e-1])) ; 
	dp[s][e]=max(x,y);
	return dp[s][e] ;
}

int main(){
	fast ;
	int N ;
	cin >> N ;
	F(i,1,N) cin >> a[i] ;
	ms(dp,-1) ;
	cout << fun(1,N) << endl ;

}


Compiler output:
a.cc: In function 'long long int fun(int, int)':
a.cc:26:22: error: 'x' was not declared in this scope
   26 |         dp[s][e]=max(x,y);
      |                      ^
a.cc:26:24: error: 'y' was not declared in this scope
   26 |         dp[s][e]=max(x,y);
      |                        ^
Language: C++

#define _CRT_SECURE_NO_WARNINGS
#include <bits/stdc++.h>
#include <iostream>
#include <vector>
#include <set>
#include <map>
#include <algorithm>
#include <iomanip>
#include <string>
#include <deque>
#include <stack>
#include <cmath>

using namespace std;

#define PB push_back
#define MP make_pair
#define f first
#define s second
#define FOR(i,a,b) for (LL i = a; i < b; ++i)
#define RFOR(i, b, a) for (int i = b-1; i>=a; --i)
#define FILL(a, b) memset(a, b, sizeof a)
#define ALL(a) a.begin(), a.end()
#define SZ(a) (int)a.size()

typedef long long LL;
typedef pair<int, int> PII;
typedef vector<LL> VI;
typedef pair<LL, LL> PLL;

const int INF = 1000 * 1000 * 1000;
const LL LINF = 1LL * INF*INF;
const int MAX = 400040	;
const long double PI = acos(-1.);
const double EPS = 1e-6;
LL mod = 1000LL * 1000 * 1000 + 7;

int n,k;
LL arr[300];
LL dpT[3007][3007][2];
LL dp(int l, int r, int turn)
{
	if(l>r)
		return 0;
	if(dpT[l][r]!=-1LL)
		return dpT[l][r];
	if(turn)
		return dpT[l][r]=min(dp(l+1,r,0)-arr[l],dp(l,r-1,0)-arr[r]);
	else
		return dpT[l][r]=max(dp(l+1,r,1)+arr[l],dp(l,r-1,1)+arr[r]);
}



int main()
{
	//freopen("input.tXXt", "r", stdin);
	ios_base::sync_with_stdio(0);
	FILL(dpT,-1);
	cin >> n;
	FOR(i,0,n)
		cin >> arr[i];
	cout<<dp(0,n-1,0);
	return 0;
}


Compiler output:
a.cc: In function 'LL dp(int, int, int)':
a.cc:45:21: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   45 |         if(dpT[l][r]!=-1LL)
      |            ~~~~~~~~~^~~~~~
a.cc:46:32: error: invalid conversion from 'LL*' {aka 'long long int*'} to 'LL' {aka 'long long int'} [-fpermissive]
   46 |                 return dpT[l][r];
      |                        ~~~~~~~~^
      |                                |
      |                                LL* {aka long long int*}
a.cc:48:33: error: incompatible types in assignment of 'const long long int' to 'LL [2]' {aka 'long long int [2]'}
   48 |                 return dpT[l][r]=min(dp(l+1,r,0)-arr[l],dp(l,r-1,0)-arr[r]);
      |                        ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
a.cc:50:33: error: incompatible types in assignment of 'const long long int' to 'LL [2]' {aka 'long long int [2]'}
   50 |                 return dpT[l][r]=max(dp(l+1,r,1)+arr[l],dp(l,r-1,1)+arr[r]);
      |                        ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Language: C++

#include <iostream>
#include <iomanip>
#include <sstream>
#include <cstdio>
#include <cmath>
#include <cstring>
#include <cctype>
#include <string>
#include <vector>
#include <list>
#include <set>
#include <map>
#include <queue>
#include <stack>
#include <algorithm>
#include <cstdio>
#include <functional>
#include <numeric>
#include <unordered_map>
#include <unordered_set>
using namespace std;
// #define int long long
#define DEBUG(x) cout << '>' << #x << ':' << x << endl;
#define REP(i,n) for(int i=0;i<(n);i++)
#define FOR(i,a,b) for(int i=(a);i<=(b);i++)
#define FORD(i,a,b) for(int i=(a);i>=(b);i--)
inline bool EQ(double a, double b) { return fabs(a-b) < 1e-9; }
const int INF = (((1<<30)-1)<<1)+1;
const int nINF = 1<<31;
typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<char, int> pci;

/////////////////////////////////////////////////////////////////////

const int N = 3010;
int n, a[N];
ll dp[N][N]; //dp[i][j] - best value of X-Y for segments i..j

ll rec(int l, int r) {return l > r ? 0 : (dp[l][r] != -1 ? dp[l][r] : dp[l][r] = max(a[l]-rec(l+1, r), a[r]-rec(l, r-1));}

signed main() {
    ios::sync_with_stdio(false);
    //cout << fixed << setprecision(7);
    memset(dp, -1, sizeof(dp));
    cin >> n;
    FOR(i, 1, n) cin >> a[i];
    cout << rec(1, n) << endl;

    return 0;
}

// Easy things to check:
// - LONG LONGS (WA)
// - const int N is correct (WA, RTE)
// - .size()-k underflow (WA, RTE, TLE)
// - small n edge cases (WA)

// Rare mistakes made in the past:
// - division by 0 (WA)
// - integer division (WA)
// - setprecision (WA)
// - INF not big enough using ll (WA)
// - setting min to 0 instead of -INF (WA)
// - outputting debug (WA)
// - allocating too much memory (locRTE, MLE)
// - stack size (locRTE)


Compiler output:
a.cc: In function 'll rec(int, int)':
a.cc:42:121: error: expected ')' before ';' token
   42 | ll rec(int l, int r) {return l > r ? 0 : (dp[l][r] != -1 ? dp[l][r] : dp[l][r] = max(a[l]-rec(l+1, r), a[r]-rec(l, r-1));}
      |                                          ~                                                                              ^
      |                                                                                                                         )
Language: C++

#include<bits/stdc++.h>

#define INF 1e9
#define llINF 1e18
#define MOD 1000000007
#define pb push_back
#define mp make_pair 
#define F first
#define S second
#define ll long long
#define ALL(a) (a).begin(),(a).end()
#define Yes(hoge) cout<<((hoge)?"Yes":"No")<<endl;
#define YES(hoge) cout<<((hoge)?"YES":"NO")<<endl;
using namespace std;
struct Grid{int x,y,t;};
struct Edge{int to,cost;};
struct Graph{vector<vector<Edge>>E;int V;
  const ll Inf = llINF;const int MAX_V=1010;vector<ll>d;
  Graph(int n):E(n){d.resize(MAX_V);E.resize(n);V=n;}
  void init(){for(int i=0;i<MAX_V;i++)d[i]=Inf;}
  void add_edge(int from,int to,int cost){E[from-1].pb({to-1,cost});}
};
ll n;
ll dp[3010][3010]={};
vector<ll>ho(3010);
ll dfs(int fr,int to,int now){
  if(fr==to){
    ///cout<<"!"<<endl;
    if(now==0)
      return dp[fr][to]=ho[to];
    else
      return dp[fr][to]=-ho[to];
  }
  if(dp[from][to]!=-llINF)return dp[from][to];
  // cout<<fr<<" "<<to<<" "<<now<<endl;
  if(now==0){
    return dp[fr][to]=max(dfs(fr+1,to,1)+ho[fr],dfs(fr,to-1,1)+ho[to]);
  }else{
    return dp[fr][to]=min(dfs(fr+1,to,0)-ho[fr],dfs(fr,to-1,0)-ho[to]);
  }
}
int main(){
  cin>>n;
  for(int i=0;i<n+1;i++)
    for(int j=0;j<n+1;j++)
      dp[i][j]=-llINF;
  for(int i=0;i<n;i++)cin>>ho[i];
  for(int i=0;i<n;i++){
    for(int j=0;j<n;j++){
    }
  }
  dfs(0,n-1,0);
  cout<<dp[0][n-1]<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'long long int dfs(int, int, int)':
a.cc:34:9: error: 'from' was not declared in this scope; did you mean 'fr'?
   34 |   if(dp[from][to]!=-llINF)return dp[from][to];
      |         ^~~~
      |         fr
Language: C++

#include<bits/stdc++.h>

#define INF 1e9
#define llINF 1e18
#define MOD 1000000007
#define pb push_back
#define mp make_pair 
#define F first
#define S second
#define ll long long
#define ALL(a) (a).begin(),(a).end()
#define Yes(hoge) cout<<((hoge)?"Yes":"No")<<endl;
#define YES(hoge) cout<<((hoge)?"YES":"NO")<<endl;
using namespace std;
struct Grid{int x,y,t;};
struct Edge{int to,cost;};
struct Graph{vector<vector<Edge>>E;int V;
  const ll Inf = llINF;const int MAX_V=1010;vector<ll>d;
  Graph(int n):E(n){d.resize(MAX_V);E.resize(n);V=n;}
  void init(){for(int i=0;i<MAX_V;i++)d[i]=Inf;}
  void add_edge(int from,int to,int cost){E[from-1].pb({to-1,cost});}
};
ll n;
ll dp[3010][3010]={};
vector<ll>ho(3010);
ll dfs(int fr,int to,int now){
  if(fr==to){
    ///cout<<"!"<<endl;
    if(now==0)
      return dp[fr][to]=ho[to];
    else
      return dp[fr][to]=-ho[to];
  }
  if(dp[i][j]!=-llINF)return dp[i][j];
  // cout<<fr<<" "<<to<<" "<<now<<endl;
  if(now==0){
    return dp[fr][to]=max(dfs(fr+1,to,1)+ho[fr],dfs(fr,to-1,1)+ho[to]);
  }else{
    return dp[fr][to]=min(dfs(fr+1,to,0)-ho[fr],dfs(fr,to-1,0)-ho[to]);
  }
}
int main(){
  cin>>n;
  for(int i=0;i<n+1;i++)
    for(int j=0;j<n+1;j++)
      dp[i][j]=-llINF;
  for(int i=0;i<n;i++)cin>>ho[i];
  for(int i=0;i<n;i++){
    for(int j=0;j<n;j++){
    }
  }
  dfs(0,n-1,0);
  cout<<dp[0][n-1]<<endl;
  return 0;
}


Compiler output:
a.cc: In function 'long long int dfs(int, int, int)':
a.cc:34:9: error: 'i' was not declared in this scope
   34 |   if(dp[i][j]!=-llINF)return dp[i][j];
      |         ^
a.cc:34:12: error: 'j' was not declared in this scope
   34 |   if(dp[i][j]!=-llINF)return dp[i][j];
      |            ^
Language: C++

#include <bits/stdc++.h>

using namespace std;

#define rep(i, n) for (int i = 0; i < (n); i++)

using ll = long long;

ll memo[3001][3001];
ll sum[3001];
int N;
int a[3000];

void init()
{
  cin >> N;
  rep(i, N) {
    cin >> a[i];
    sum[i+1] = sum[i] + a[i];
    rep(j, N) {
      if (i == j) continue;
      memo[i][j] = -1;
    }
  }
}

ll dfs(int s, int t)
{
  ll& res = memo[s][t];
  if (res == -1) return res;
  ll x = a[s] + (sum[t] - sum[s+1]) - dfs(s+1, t);
  ll y = a[t-1] + (sum[t-1] - sun[s]) - dfs(s, t-1);
  return res = max(x, y);
}

int main()
{
  ll x = dfs(0, N);
  ll y = sum[N] - x;
  cout << x - y << endl;
}

Compiler output:
a.cc: In function 'll dfs(int, int)':
a.cc:32:31: error: 'sun' was not declared in this scope; did you mean 'sum'?
   32 |   ll y = a[t-1] + (sum[t-1] - sun[s]) - dfs(s, t-1);
      |                               ^~~
      |                               sum
Language: C++

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

const int mxN=3000;
int n, a[mxN];
long long dp[mxN][mxN+1];

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

	cin >> n;
	for(int i=0; i<n; ++i)
		cin >> a[i];
	for(int i=n-1; i>=0; --i) {
		for(int j=i+1; j<=n; ++j) {
			dp[i][j]=max(a[i]-dp[i+1][j], a[j-1]-dp[i][j-1]);
		}
	}
	cout << dp[0][n];
}

Compiler output:
a.cc:1:2: error: stray '#' in program
    1 | a#include <bits/stdc++.h>
      |  ^
a.cc:1:1: error: 'a' does not name a type
    1 | a#include <bits/stdc++.h>
      | ^
a.cc: In function 'int main()':
a.cc:9:9: error: 'ios' has not been declared
    9 |         ios::sync_with_stdio(0);
      |         ^~~
a.cc:10:9: error: 'cin' was not declared in this scope
   10 |         cin.tie(0);
      |         ^~~
a.cc:17:34: error: 'max' was not declared in this scope
   17 |                         dp[i][j]=max(a[i]-dp[i+1][j], a[j-1]-dp[i][j-1]);
      |                                  ^~~
a.cc:20:9: error: 'cout' was not declared in this scope
   20 |         cout << dp[0][n];
      |         ^~~~
Language: C++

use proconio::input;

const MOD: i64 = 1000000007;

fn main() {
  input! {
    n : usize, k: usize,
    a: [usize; n]
  }
  
  if (n == 1) {
    println!("{}", if k > a[0] { 0 } else { 1 });
    return;
  }
  
  let mut dp = vec![0; k + 1];
  dp[0] = 1;
  for i in 1..=a[n-1] {
    dp[i] = (dp[i - 1] + 1) % MOD;
  }
  for i in (a[n-1]+1)..=k {
    dp[i] = dp[i - 1];
  }

  for i in (1..(n-1)).rev() {
    let mut dp_next = vec![0; k + 1];
    dp_next[0] = 1;
    for j in 1..=a[i] {
      dp_next[j] = (dp_next[j-1] + dp[j]) % MOD;
    }
    for j in (a[i]+1)..=k {
      dp_next[j] = (dp_next[j - 1] + (dp[j] + MOD - dp[j - a[i] - 1]) % MOD) % MOD;
    }
    dp = dp_next;
  }
  if k > a[0] { dp[k] = (dp[k] + MOD - dp[k - a[0] - 1]) % MOD }
  println!("{}", dp[k]);
}



Compiler output:
a.cc:18:12: error: too many decimal points in number
   18 |   for i in 1..=a[n-1] {
      |            ^~~
a.cc:25:13: error: too many decimal points in number
   25 |   for i in (1..(n-1)).rev() {
      |             ^~~
a.cc:28:14: error: too many decimal points in number
   28 |     for j in 1..=a[i] {
      |              ^~~
a.cc:1:1: error: 'use' does not name a type
    1 | use proconio::input;
      | ^~~
a.cc:3:10: error: found ':' in nested-name-specifier, expected '::'
    3 | const MOD: i64 = 1000000007;
      |          ^
      |          ::
a.cc:3:7: error: 'MOD' does not name a type
    3 | const MOD: i64 = 1000000007;
      |       ^~~
a.cc:5:1: error: 'fn' does not name a type
    5 | fn main() {
      | ^~
Language: C++

#include <bits/stdc++.h>

using namespace std;


typedef long long ll;

const ll mdl = 1e9 + 7;



int main() {

	ll n, k;
	cin >> n >> k;

	ll ans[n + 1][k + 1];
	ll a[n];
	for (int i = 0; i < n; i++) cin >> a[i];
	for (int i = 0; i <= k; i++) {
		ans[1][i] = (i <= a[0]) ? 1 : 0;
	}

	for (int i = 2; i <= n; i++) {
		for (int j = 0; j <= k; j++) {
			if (j == 0)
				ans[i][j] = ans[i - 1][j];
			else {
				ans[i][j] = (ans[i][j - 1] + ans[i - 1][j] - ((j - 1 - a[i - 1] >= 0) ? ans[i - 1][j - 1 - a[i - 1]] : 0 )) % modl;
			}
		}
	}

	cout << (ans[n][k] % mdl) << endl;

	return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:29:143: error: 'modl' was not declared in this scope; did you mean 'modfl'?
   29 |                                 ans[i][j] = (ans[i][j - 1] + ans[i - 1][j] - ((j - 1 - a[i - 1] >= 0) ? ans[i - 1][j - 1 - a[i - 1]] : 0 )) % modl;
      |                                                                                                                                               ^~~~
      |                                                                                                                                               modfl
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll mod = 1e9+7;
ll arr[101];
ll n, k;
ll dp[101][100001];
ll pre[101][100001];
int main(){
    cin>>n>>k;
    for(int x=1;x<=n;x++)
        cin>>arr[x];

    dp[0][0] = 1;
    pre[0][0] = 1;
    for(int x = 1;x<=k;x++){
        pre[0][x] = 1;
    }
    for(int x=1;x<=n;x++){
        for(int y=0; y<=k; y++){
            int l = max((ll)0, y-arr[x]);
            int r = y;

            //cout<<l << " "<<r<<endl;

            int sub = 0;
            if(l != 0) sub = pre[x-1][l-1];

            dp[x][y] += pre[x-1][r] - sub;
            dp[x][y] %= mod;

//            int dl, dr;
//            for(int z=0;z<=min(arr[x],(ll) y);z++){
//
//            }
        }
        pre[x][0] = 1;
        for(int y=1;y<=k;y++){
            pre[x][y] += dp[x][y]+pre[x][y-1];
            pre[x][y] %= mod;
        }
    }

//    for(int x=0;x<=n;x++){
//        for(int y=0;y<=k;y++){
//            cout<<dp[x][y]<<"  ";
//        }
//        cout<<endl;
//    }

    cout<<(dp[n][k] % m + dp[n][k] ) % m;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:51:23: error: 'm' was not declared in this scope; did you mean 'tm'?
   51 |     cout<<(dp[n][k] % m + dp[n][k] ) % m;
      |                       ^
      |                       tm
Language: C++

#include<bits/stdc++.h>
using namespace std;
#include<debug.h>
#define A(x) (x).begin(),(x).end()
#define sz(x) ((int)(x).size())
void _read();
const int mod = 1e9 + 7;
int dp[101][100001];
int pre[101][100001];
int main () { _read(); 

      int n,m;
      cin >> n >> m;
      vector<int> v(n+1);
      for( int i = 1; i <= n; ++i) {
            cin >> v[i];
      }
      dp[0][0] = 1;
      for( int i = 1; i <= n; i++) {
            for( int k = 1; k <= m; k++) {
                  (dp[i-1][k] += dp[i-1][k-1]) %= mod;
            }
            for( int k = 0; k <= m; k++) {
                  dp[i][k] = (dp[i-1][k] - ( (k - v[i] - 1) >= 0 ? dp[i-1][k-v[i]-1] : 0) + mod ) % mod;
            }
      }
      cout << dp[n][m] << '\n';
      return 0;
};

void _read() {
      ios_base :: sync_with_stdio(false);
      cin.tie(NULL);
      #ifdef LOCAL
      freopen("input.txt","r",stdin);
      #endif
}


Compiler output:
a.cc:3:9: fatal error: debug.h: No such file or directory
    3 | #include<debug.h>
      |         ^~~~~~~~~
compilation terminated.
Language: C++

import java.util.*;

public class Main{
  public static void main(String[] args)
  {
    Scanner sc=new Scanner(System.in);
    int n=sc.nextInt();
    int k=sc.nextInt();
    int a[]=new int[n];
    int mod=1000000007;
    for(int i=0;i<n;i++)
    {
      a[i]=sc.nextInt();
    }
    int dp[][]=new int[n][k+1];
    int sum[]=new int[k+1];
    for(int i=0;i<=a[0];i++)
    {
      dp[0][i]=1;
    }
    for(int i=1;i<n;i++)
    {
      sum[0]=dp[i-1][0]%mod;
      for(int j=1;j<=k;j++)
      {
        sum[j]=(sum[j-1]%mod+dp[i-1][j]%mod)%mod;
      }
      for(int j=0;j<=k;j++)
      {
        if(a[i]<j)
        dp[i][j]=sum[j]-sum[j-a[i]-1];
        else
        dp[i][j]=sum[j];
      }
      /*for(int j=0;j<=k;j++)
      System.out.println(dp[i][j]+" ");
      System.out.println();*/
    }
    System.out.println(dp[n-1][k]);
  }
}

Compiler output:
a.cc:1:1: error: 'import' does not name a type
    1 | import java.util.*;
      | ^~~~~~
a.cc:1:1: note: C++20 'import' only available with '-fmodules-ts'
a.cc:3:1: error: expected unqualified-id before 'public'
    3 | public class Main{
      | ^~~~~~
Language: C++

#include <bits/stdc++.h>
using ll = long long;
using namespace std;
const long long MOD  = 1e9 +7;

int main()
{
	#ifndef ONLINE_JUDGE
	freopen("in.txt","r",stdin);
	freopen("out.txt","w",stdout);
	#endif
	ll n,k;
	cin >>n>>k;
	vector<int> v(n+1);
	for(int i = 0;i < n; i++) cin >> v[i];
	vector<vector<ll>> dp(n+1,vector<ll>(k+1));
	vector<ll> end(k+1);
	ll ans = 0;
		dp[0][0]  = 1;
	for(int i = 0, m;i < n; i++) {
		 ans  = 0;
		 for(int j = 0;j <= k;j++) {
			 ans = ans+dp[i][j];
			 if(ans>=MOD) ans = ans - MOD;
		 	 m = min(j + v[i],k);
		 	 end[m] = dp[i][j];
		 	 dp[i+1][j] = ans;
		 	 ans = ans - end[j];
		 	 end[j] = 0;
		 }
	}

	cout <<dp[n][k]<<'\n';
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:33: error: no matching function for call to 'min(int, ll&)'
   25 |                          m = min(j + v[i],k);
      |                              ~~~^~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:25:33: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'll' {aka 'long long int'})
   25 |                          m = min(j + v[i],k);
      |                              ~~~^~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:25:33: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   25 |                          m = min(j + v[i],k);
      |                              ~~~^~~~~~~~~~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
long long M=1e9+7;
int solve(){
	int n,K,x,y,p,q;
	cin>>n>>K;
	vector<int>A(n);
	for(int i=0;i<n;i++) cin>>A[i];
	long long dp[2][K+1];
	memset(dp,0,sizeof(dp));
	for(int i=0;i<=min(A[0],K);i++) dp[0][i]=1;
  	int p=1;
	for(int i=1;i<n;i++){
		//check 7 dec 16 in diary for solution;
		x=min(A[i],K);
		dp[p][0]=1;
		long long sum=dp[1-p][0];
		for(int k=1;k<=x;k++){
			sum=(sum+dp[1-p][k])%M;
			dp[p][k]=sum;
		}
		for(int k=x+1;k<=K;k++){
			sum=(sum-dp[1-p][k-x-1]+M)%M;
			dp[p][k]=sum;
		}
      	p=1-p;
	}
	return dp[1-p][K];

}
int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout<<solve()<<"\n";

}

Compiler output:
a.cc: In function 'int solve()':
a.cc:12:13: error: redeclaration of 'int p'
   12 |         int p=1;
      |             ^
a.cc:5:21: note: 'int p' previously declared here
    5 |         int n,K,x,y,p,q;
      |                     ^
Language: C++

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

#define int         long long
#define pb          push_back
#define pii         pair<int,int>
#define vi          vector<int>
#define vii         vector<pii>
#define mi          map<int,int>
#define mii         map<pii,int>
#define all(a)      (a).begin(),(a).end()
#define f           first
#define s          second
#define sz(x)       (int)x.size()
#define rep(i,a,b)  for(int i=a;i<b;i++)
#define rep0(a,n)  for(int i=0;i<n;i++)cin>>a[i]
#define si(x)       cin>>x
#define sii(x,y)    cin>>x>>y
#define siii(x,y,z) cin>>x>>y>>z
#define ahell   998244353
#define hell 1000000007
#define N1 100001
#define fl 1.0000000000
//#define mod 998244353
#define cntbit(a) __builtin_popcountl(a)
#define ios ios_base::sync_with_stdio(false); cin.tie(NULL);
using namespace std;
int dp[201][200001];

void func()
{
    int k,n,i,j,l;
    cin>>n>>k;
    int a[n];

    for(i=0;i<n;i++)
        cin>>a[i];
    //int dp[n+1][k+2];
/*    for(i=0;i<n;i++)
    {

        for(j=0;j<=k;j++)
            dp[i][j]=0;

    }
'*/'
    for(i=0;i<=a[0];i++)
       dp[0][i]=1;
    for(i=1;i<=k;i++)
        dp[0][i]+=dp[0][i-1];

    for(i=1;i<n;i++)
    {
        for(j=0;j<=k;j++)
        {
            int id1=j,id2=0;
            id2=j-a[i]-1;
            if(id2<0)
                dp[i][j]=dp[i-1][id1];
            else
            {
                dp[i][j]=(dp[i-1][id1]%hell-dp[i-1][id2]%hell+hell)%hell;
            }
        }



        if(i<(n-1))
        {
            for(j=1;j<=k;j++)
            {dp[i][j]+=dp[i][j-1];dp[i][j]%=hell;
            }
        }
    }


    cout<<(dp[n-1][k]+hell)%hell;
}
main()
{
  ios
int n,m,i;
int j;
int u,v,q;
int test=1;
//si(test);

while(test--)
{
string s;
int d;
func();
}

}


Compiler output:
a.cc:46:4: warning: missing terminating ' character
   46 | '*/'
      |    ^
a.cc:46:4: error: missing terminating ' character
a.cc:79:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   79 | main()
      | ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int dp[101][10005];
int main(){
    int n,k;
    cin>>n>>k;
    int a[n];
    for(int i=0;i<n;i++){
        cin>>a[i];
    }
    sort(a,a+n);
    memset(dp,0,sizeof dp);
    for(int i=0;i<=k;i++){
        if(i<=a[0])
        dp[0][i]=1;
    }
    for(int i=1;i<n;i++){
        for(int j=0;j<=k;j++){
            if(j<a[i]){
                int l=j;
                while(l--){
                    dp[i][j]+=dp[i-1][l];
                }
            }
            else {
                int d=1;
                while(j-2*d-1>=0){
                dp[i][j]=dp[i][j-2*d-1];
                d++;
                j++;
                }
                break;
            }
            
        }
    }
    cout<<dp[n-1][k]%(1e9+7);
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:21: error: invalid operands of types 'int' and 'double' to binary 'operator%'
   37 |     cout<<dp[n-1][k]%(1e9+7);
      |           ~~~~~~~~~~^~~~~~~~
      |                    |     |
      |                    int   double
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define DEBUG(x) cout << '>' << #x << ':' << x << endl;
#define FOR(i,k,n) for(ll i=(k);(k)<(n)?i<(n):i>(n);(k)<(n)?i+=1:i-=1)
#define fastio ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
const int INF = 1<<29;
typedef long long ll;
typedef unsigned long long ull;
typedef vector< ll > vi;
typedef vector< vi > vvi;
typedef pair< ll,ll > ii;
#define F first
#define S second
#define EB emplace_back
#define PB push_back
#define MP make_pair
#define sz(a) ll((a).size())
#define all(o) (o).begin(), (o).end()
#define present(container, element) (container.find(element) != container.end())
#define cpresent(container, element) (find(all(container),element) != container.end())
#define TR(container, it) for(typeof(container.begin()) it = container.begin(); it != container.end(); it++)
template<class T> void chmax(T & a, const T & b) { a = max(a, b); }
template<class T> void chmin(T & a, const T & b) { a = min(a, b); }
template<class T> T** arr2D(int n,int m,T init){
    T** mat=new T*[n];
    FOR(i,0,n){
        mat[i]=new T[m];
        FOR(j,0,m){
            mat[i][j]=init;
        }
    }
    return mat;
}
template<class T> void initialise(T** mat,T init,int n,int m){
    FOR(i,0,n){
        FOR(j,0,m){
            mat[i][j]=init;
        }
    }
}
template<class T> void destroy(T** mat,int n,int m){
    FOR(i,0,n){
        delete[] mat[i];
    }delete[] mat;
}
const int MOD = 1000000007;
ll fastpowMOD(ll a, ll p,ll MOD){ if(p==0) return 1; ll z = fastpowMOD(a,p/2,MOD); z = (z*z)%MOD; if(p%2) z = (z*a)%MOD; return z; }

/////////////////////////////////////////////////////////////////////

 ways[2][100100];
void solve(){
    int N,K;
    cin>>N>>K;
    vector<int> arr(N);
    FOR(i,0,N) cin>>arr[i];
    int t=1;
    ways[0][0]=1;
    FOR(i,0,N){
        FOR(k,0,K+1){
            ll ans;
            if(k==0){
                ans=1;
            }else{
                ans=(1LL*ways[t^1][k]+ways[t][k-1])%MOD;
                // debug(ways[t^1][k],ways[t][k-1]);
                if(k-arr[i]-1>=0){
                    ans-=ways[t^1][k-arr[i]-1];
                    // debug(t^1,k-arr[i]-1,ways[t^1][k-arr[i]-1]);
                }
            }
            // debug(i,k,ans);
            ways[t][k]=ans%MOD;
        }
        t^=1;
    }
    cout<<ways[t^1][K]<<'\n';
}
int main()
{
    fastio
    #ifndef ONLINE_JUDGE
    freopen("input.txt","r",stdin);
    #endif
    solve();
    return 0;
}


Compiler output:
a.cc:51:2: error: 'ways' does not name a type
   51 |  ways[2][100100];
      |  ^~~~
a.cc: In function 'void solve()':
a.cc:58:5: error: 'ways' was not declared in this scope
   58 |     ways[0][0]=1;
      |     ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int dp[105][100005]，a[105],n,k;
const int MOD=1e9+7;
int main()
{
	cin>>n>>k;
	for(int i=0;i<n;i++)
		cin>>a[i];
	for(int i=0;i<=a[0];i++)
		dp[0][i]=1;
	for(int i=1;i<n;i++)
	{
		vector<int>vec(k+1);
		vec[0]=dp[i-1][0];
		for(int j=1;j<k+1;j++)
			vec[j]=(vec[j-1]+dp[i-1][j])%MOD;
		for(int j=0;j<k+1;j++)
		{
			if(j>a[i])
				dp[i][j]=(vec[j]+MOD-vec[j-a[i]-1])%MOD;
			else
				dp[i][j]=vec[j];
		}
	}
	cout<<dp[n-1][k];
	return 0;
}

Compiler output:
a.cc:3:20: error: expected initializer before '\U0000ff0ca'
    3 | int dp[105][100005]，a[105],n,k;
      |                    ^~~
a.cc: In function 'int main()':
a.cc:7:14: error: 'n' was not declared in this scope; did you mean 'yn'?
    7 |         cin>>n>>k;
      |              ^
      |              yn
a.cc:7:17: error: 'k' was not declared in this scope
    7 |         cin>>n>>k;
      |                 ^
a.cc:9:22: error: 'a' was not declared in this scope
    9 |                 cin>>a[i];
      |                      ^
a.cc:10:24: error: 'a' was not declared in this scope
   10 |         for(int i=0;i<=a[0];i++)
      |                        ^
a.cc:11:17: error: 'dp' was not declared in this scope; did you mean 'dup'?
   11 |                 dp[0][i]=1;
      |                 ^~
      |                 dup
a.cc:15:24: error: 'dp' was not declared in this scope; did you mean 'dup'?
   15 |                 vec[0]=dp[i-1][0];
      |                        ^~
      |                        dup
a.cc:20:30: error: 'a' was not declared in this scope
   20 |                         if(j>a[i])
      |                              ^
a.cc:26:15: error: 'dp' was not declared in this scope; did you mean 'dup'?
   26 |         cout<<dp[n-1][k];
      |               ^~
      |               dup
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define mod 1e9+7;
int main(){
	int n,k;
  	cin>>n>>k;
  	vector<int> a(n+1);
  	for(int i=1;i=<n;i++)
      	cin>>a[i];
  	int dp[n+1][k];
  	for(int c=0;c<k;c++)
      dp[1][c]=c<=a[i]?1:0;
  	for(int i=2;i<=n;i++){
      	dp[i][0]=1;
    	for(int c=1;c<=k;c++){
        	dp[i][c]=(mod+dp[i][c-1] +dp[i-1][c]-(c-1-a[i]?dp[i][c-1-a[i]]:0)%mod;
        }
    }
  	cout<<dp[n][k];
	}


Compiler output:
a.cc: In function 'int main()':
a.cc:8:23: error: expected primary-expression before '<' token
    8 |         for(int i=1;i=<n;i++)
      |                       ^
a.cc:12:21: error: 'i' was not declared in this scope
   12 |       dp[1][c]=c<=a[i]?1:0;
      |                     ^
a.cc:3:18: error: expected ')' before ';' token
    3 | #define mod 1e9+7;
      |                  ^
a.cc:16:27: note: in expansion of macro 'mod'
   16 |                 dp[i][c]=(mod+dp[i][c-1] +dp[i-1][c]-(c-1-a[i]?dp[i][c-1-a[i]]:0)%mod;
      |                           ^~~
a.cc:16:26: note: to match this '('
   16 |                 dp[i][c]=(mod+dp[i][c-1] +dp[i-1][c]-(c-1-a[i]?dp[i][c-1-a[i]]:0)%mod;
      |                          ^
a.cc:16:82: error: invalid operands of types 'int' and 'double' to binary 'operator%'
   16 |                 dp[i][c]=(mod+dp[i][c-1] +dp[i-1][c]-(c-1-a[i]?dp[i][c-1-a[i]]:0)%mod;
      |                                                      ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
      |                                                               |
      |                                                               int
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define ll long long
ll mod=1e9+7;
int main(){
    ios::sync_with_stdio(0); cin.tie(0);
    ll n,k;
    cin>>n>>k;
    ll x[n],dp[k+1]={};
    dp[0]=1;
    for(ll &i:x) cin>>i;
    for(ll i=0;i<n;i++){
        ll pre[k+2]={};
        for(ll j=0;j<=k;j++) pre[j+1]=pre[j]+dp[j],pre[j+1]%=mod;
        for(ll j=k;j>=0;j--){
            dp[j]+=pre[j]-pre[max(j-x[i],0)];
            dp[j]=(dp[j]+mod)%mod;
        }
    }
    cout<<dp[k];
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:34: error: no matching function for call to 'max(long long int, int)'
   16 |             dp[j]+=pre[j]-pre[max(j-x[i],0)];
      |                               ~~~^~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:257:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::max(const _Tp&, const _Tp&)'
  257 |     max(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:257:5: note:   template argument deduction/substitution failed:
a.cc:16:34: note:   deduced conflicting types for parameter 'const _Tp' ('long long int' and 'int')
   16 |             dp[j]+=pre[j]-pre[max(j-x[i],0)];
      |                               ~~~^~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::max(const _Tp&, const _Tp&, _Compare)'
  303 |     max(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:303:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5706:5: note: candidate: 'template<class _Tp> constexpr _Tp std::max(initializer_list<_Tp>)'
 5706 |     max(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5706:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5716:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::max(initializer_list<_Tp>, _Compare)'
 5716 |     max(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5716:5: note:   template argument deduction/substitution failed:
a.cc:16:34: note:   mismatched types 'std::initializer_list<_Tp>' and 'long long int'
   16 |             dp[j]+=pre[j]-pre[max(j-x[i],0)];
      |                               ~~~^~~~~~~~~~
Language: Java


import java.util.*;

public class main {

	public static void main(String[] args) {
		Scanner s=new Scanner(System.in);
		int n=s.nextInt();
		int candy=s.nextInt();
		int[] a=new int[n];
		for(int i=0;i<n;i++)
			a[i]=s.nextInt();
		long[][] dp=new long[n][candy+1];
		for(int i=0;i<n;i++)
			Arrays.fill(dp[i], -1);
		System.out.println((int)ways(0,n,a,candy,dp));

	}
	public static long ways(int idx,int n, int[] a,int candy,long[][] dp) {
		if(candy<0)
			return 0;
		if(idx==n) {
			if(candy==0)
			return 1;
			else
			return  0;
		}
		if(dp[idx][candy]!=-1)
			return dp[idx][candy];
		
		int max=0;
		for(int i=0;i<=a[idx];i++) {
			max+=ways(idx+1,n,a,candy-i,dp);
			max=max%1000000007;
		}
		max=max%1000000007;
		return dp[idx][candy]=max;
	}

}


Compiler output:
Main.java:4: error: class main is public, should be declared in a file named main.java
public class main {
       ^
1 error
Language: Java


import java.io.BufferedReader;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Scanner;
import java.util.StringTokenizer;

public class Solution{
	static Scanner sc = new Scanner(System.in);

	public static void main(String[] args) throws Exception {
		int n = sc.nextInt();
		int k =sc.nextInt();
		int[] arr = input(n);
		
		long[] dp = new long[k+1];
		long[] cum = new long[k+1];
		for(int i = 0 ; i < n;i++ ) {
			dp= new long[k+1];
			long mod = 1000000007;
			for(int j = 0 ;j <= k ;j++) {
				if(i==0) {
					if(j<=arr[i])
					dp[j]=1;
					continue;
				}
				dp[j] = cum[j];
				dp[j]-= (j - arr[i]>0)? dp[j - arr[i]-1] : 0 ;
				dp[j]%=mod;
			}
			cum = new long[k+1];
			
			for(int j = 0 ;j <= k ;j++) {
				cum[j] = dp[j];
				cum[j]+= (j>0 ? cum[j-1] : 0);
				
				cum[j] %=mod;
			}
			
		}
	
		System.out.println(dp[k]);
	}

	public static int[] input(int n) throws Exception {

		int[] arr = new int[n];
		for (int i = 0; i < n; i++) {
			arr[i] = sc.nextInt();
		}
		return arr;
	}

	public static int[][] input(int n, int m) throws Exception {

		int[][] arr = new int[n][m];
		for (int i = 0; i < n; i++) {
			for (int j = 0; j < m; j++) {

				arr[i][j] = sc.nextInt();
			}
		}
		return arr;
	}

}


Compiler output:
Main.java:9: error: class Solution is public, should be declared in a file named Solution.java
public class Solution{
       ^
1 error
Language: Java


import java.util.*;

public class Pm
{
    private final static int MOD = 1_000_000_007;

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
	String[] temp = in.nextLine().split(" ");
	int N = Integer.parseInt(temp[0]);
	int K = Integer.parseInt(temp[1]);
	int[] arr = new int[N];
	temp = in.nextLine().split(" ");
	for (int i = 0; i < N; i++) {
	    arr[i] = Integer.parseInt(temp[i]);
	}
	int[][] dp = new int[N+1][K+1];
	dp[0][0] = 1;
	for (int i = 1; i <= N; i++) {
	    dp[i][0] = 1;
	    for (int j = 0; j < K; j++) {
		dp[i][j+1] = dp[i][j] + dp[i-1][j+1];
		if (j - arr[i-1] >= 0) {
		    dp[i][j+1] -= dp[i-1][j-arr[i-1]];
		}
		dp[i][j+1] %= MOD;
	    }
	}
	System.out.println(dp[N][K]);
	in.close();
    }
}


Compiler output:
Main.java:4: error: class Pm is public, should be declared in a file named Pm.java
public class Pm
       ^
1 error
Language: Java



import java.util.Arrays;
import java.util.Scanner;

public class AtcoderM {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in= new Scanner(System.in);
		int n = in.nextInt();
		int k = in.nextInt();
		int arr [] = new int[n];
		long dp[] = new long[k+1];
		for( int i=0;i<n;i++) {
			arr[i] = in.nextInt();
		}
		int mod= (int)1e9 + 7;
		dp[0] =1;
		int dpPrev[] = new int[k+1];
		int sum=0;
		for(int i=1;i<=n;i++) {
			 sum+= arr[i-1];
			 for(int j=0;j<=k;j++)
				 dpPrev[j]=(int)dp[j];
			for(int j=1;j<=k; j++) {
			           if(arr[i-1]-j>=0)
			             dp[j]= (dp[j]%mod +dp[j-1]%mod) % mod;
			           else if(j<=sum){
			        	   dp[j]=dp[j-1]%mod - dpPrev[j-arr[i-1]-1]%mod;
			           }
			           
			           
			   }
		}
		
		System.out.println(dp[k]);
	}

}


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

 #include<iostream>
#include<cmath>
#include<unordered_map>
#include<math.h>
#include<vector>
#include<queue>
#include<set>
#include<algorithm>
#include<iomanip>
#include<string>
#include<map>
#define PI 3.14159265
#define mod 998244353  
#define mod1 1000000007  
using namespace std;

// A Dynamic Programming based solution to compute nCr % p 


// Returns nCr % p 
int nCrModp(long long n, long long r, long long p) 
{ 
	// Optimization for the cases when r is large 
	if (r > n - r) 
		r = n - r; 

	// The array C is going to store last row of 
	// pascal triangle at the end. And last entry 
	// of last row is nCr 
	long long C[r + 1]; 
	memset(C, 0, sizeof(C)); 

	C[0] = 1; // Top row of Pascal Triangle 

	// One by constructs remaining rows of Pascal 
	// Triangle from top to bottom 
	for (int i = 1; i <= n; i++) { 

		// Fill entries of current row using previous 
		// row values 
		for (int j = min((long long)(i), r); j > 0; j--) 

			// nCj = (n-1)Cj + (n-1)C(j-1); 
			C[j] = (C[j] + C[j - 1]) % p; 
	} 
	return C[r]; 
} 


void func(){
    long long n , k ;
    cin >> n >> k ;
    //k is the total chocos and n is total no. of student.
     
    long long ans =  nCrModp((n + k - 1) , k , mod1) , arr[n];
    //cout << ans << " ";
    for(int i = 0 ; i < n ; ++i){
        cin >> arr[i];
    }
    long long sum = 0;
    for(int i = 0 ; i < n; ++i){
       // cout << (n + k - 1 - arr[i]) << " " << k - arr[i] << "\n";
        if(arr[i] == k){
            continue;
        }
        else
         sum += nCrModp((n + k - 2 - arr[i]) , k - 1 - arr[i] , mod1);
    }

   
    cout << (ans - sum) % mod1 << "\n";
}   

int main(){
int t = 1 , cnt = 0 ;
//cin >> t;

while(t--){  
    func();
}
}

Compiler output:
a.cc: In function 'int nCrModp(long long int, long long int, long long int)':
a.cc:31:9: error: 'memset' was not declared in this scope
   31 |         memset(C, 0, sizeof(C));
      |         ^~~~~~
a.cc:12:1: note: 'memset' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
   11 | #include<map>
  +++ |+#include <cstring>
   12 | #define PI 3.14159265