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

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

class modint {
  public:
    using ll = long long;
    ll num;
    static const ll MOD = 1e9+7;
    static vector<modint> factorial;
    modint(): num(0) {};
    modint(ll _n): num((_n + MOD) % MOD) {}
    modint(const modint &r): num(r.num) {}
    operator ll() const { return (num+MOD)%MOD; }
    friend istream& operator>>(istream& is, modint &r){
        ll num_;
        is >> num_;
        r = num_;
        return is;
    }
    modint operator+(const modint &r) const { return modint(num + r.num); }
    modint operator-(const modint &r) const { return modint(num - r.num); }
    modint operator*(const modint &r) const { return modint(num * r.num); }
    template<typename T>
    modint operator^(const T &r) const {
        if(r == 0) return 1;
        return (((*this)*(*this)) ^ (r/2)) * modint(r&1 ? num : 1);
    }
    modint operator/(const modint &r) const { return num * (r^(MOD-2)); }
    modint operator+=(const modint &r) { return *this = *this + r; }
    modint operator-=(const modint &r) { return *this = *this - r; }
    modint operator*=(const modint &r) { return *this = *this * r; }
    modint operator/=(const modint &r) { return *this = *this / r; }
    template<typename T>
    modint operator^=(const T &r) { return *this = *this ^ r; }
    static modint fact(int n){
        if((int)factorial.size() <= n) factorial.resize(n+1);
        if(factorial[n]) return factorial[n];
        if(n == 0) return 1;
        return factorial[n] = modint(n) * fact(n-1);
    }
    static modint C(ll n,ll r){
        return n >= r ? fact(n)/(fact(n-r)*fact(r)) : modint(0);
    }
};
vector<modint> modint::factorial;
#define fact(n) modint::fact(n)
#define C(n,r) modint::C(n,r)
#define H(a,b) C(a+b, a)

int main() {
    int X,Y;
    cin>>X>>Y;
    int x = 2 * Y - X;
    int y = 2 * X - Y;
    ll ans;
    if(x >= 0 && y >= 0 && x % 3 == 0 && y % 3 ==0){
        x /= 3;
        y /= 3;
        ans = C(x + y, x);
    }
    else{
        ans = 0;
    }
    cout<<ans<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:55:5: error: 'll' was not declared in this scope
   55 |     ll ans;
      |     ^~
a.cc:59:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   59 |         ans = C(x + y, x);
      |         ^~~
      |         abs
a.cc:62:9: error: 'ans' was not declared in this scope; did you mean 'abs'?
   62 |         ans = 0;
      |         ^~~
      |         abs
a.cc:64:11: error: 'ans' was not declared in this scope; did you mean 'abs'?
   64 |     cout<<ans<<endl;
      |           ^~~
      |           abs
Language: C++

#include <iostream>
#include <cmath>
#include <vector>
#include <string>
#include <ctime>
#include <climits>
#include <iomanip>
#include <fstream>
#include <sstream>
#include <algorithm>
#include <utility>
#include <cstdlib>

using namespace std;
long int pow107 = (int)pow(10, 9) + 7;
int ilimit = INT_MAX;
long int llimit = LONG_MAX;

const int MAX = 510000;
const int MOD = 1000000007;

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

bool ffff = true;

// テーブルを作る前処理
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;
    }
}

// 二項係数計算
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;
}

bool comp(pair<int, int> a, pair<int, int> b){
    if(a.first != b.first) return a.first > b.first;
    else return a.second < b.second;
}

long int jou(long int x, long int y){
    long int f = 1;
    for(int i = 0; i < y; ++i){
        f = f * x % pow107;
    }
    return f;
}

bool pn(long int x){
    if(x != 2 && x % 2 == 0)
        return false;
    for(int i = 3; i < x; ++i){
        if(x != i && x % i == 0)
            return false;
    }
    return true;
}

long int factorial(long int n){
    long int f = 1;
    for(long int i = 1; i <= n; ++i){
        f = f * i % pow107;
    }
    return f;
}

long int Func2(long int n,long int m){
    long int s2 = 1,
        r = 1;


    for(long int i = 1; i <= m; ++i){
        s2 = (s2*(n - (i - 1))/i) % (pow107);
    }

    return s2;
}

//long intの最大llimit
//intの最大ilimit
//10^9+7    pow107
//素数pn
//n乗jou
//階乗factorial
//コンビネーションFunc2

int main(){
    COMinit();s
    long int x,y;
    cin >> x >> y;
    if((x + y) % 3 != 0){
        cout << 0 << endl;
        return 0;
    }

    long int m = (2*x - y) / 3;
    long int n = x - 2 * m;

    if(m < 0 || n < 0){
        cout << 0 << endl;
        return 0;
    }
    cout << n <<" " << m << endl;

    cout << COM(n+m,n) << endl;

}

Compiler output:
a.cc: In function 'int main()':
a.cc:98:15: error: 's' was not declared in this scope
   98 |     COMinit();s
      |               ^
a.cc:100:12: error: 'x' was not declared in this scope
  100 |     cin >> x >> y;
      |            ^
a.cc:100:17: error: 'y' was not declared in this scope; did you mean 'yn'?
  100 |     cin >> x >> y;
      |                 ^
      |                 yn
Language: C++

#include <bits/stdc++.h>
#define MAX_INT 2100000000
#define rep(i,n) for (i=1;i<=(n);++i)
using namespace std;
typedef long long int ll;
/*
#ifdef COMPILE_IN_VCPP
#include <windows.h>
HWND GetConsoleHwnd(void)
{
#define MY_BUFSIZE 1024 // Buffer size for console window titles.
	HWND hwndFound;         // This is what is returned to the caller.
	char pszNewWindowTitle[MY_BUFSIZE]; // Contains fabricated// WindowTitle.
	char pszOldWindowTitle[MY_BUFSIZE]; // Contains original// WindowTitle.
	ULARGE_INTEGER nt;
	nt.QuadPart = GetTickCount64();
	GetConsoleTitle(pszOldWindowTitle, MY_BUFSIZE);
	wsprintf(pszNewWindowTitle, "%d%d/%d", nt.HighPart, nt.LowPart, GetCurrentProcessId());
	SetConsoleTitle(pszNewWindowTitle);
	Sleep(40);
	hwndFound = FindWindow(NULL, pszNewWindowTitle);
	SetConsoleTitle(pszOldWindowTitle);
	return(hwndFound);
}
#endif
*/
ll mod = 1e9 + 7;
// abc145d
int countxy(int x, int y)
{
	if (x == 0 && y == 0) return 1;
	if (x >= 2 && y >= 2) return (countxy(x - 1, y - 2) + countxy(x - 2, y - 1))%mod;
	if (x >= 1 && y >= 2) return countxy(x - 1, y - 2)%mod;
	if (x >= 2 && y >= 1) return countxy(x - 2, y - 1)%mod;
	return 0;
}
int main(void)
{
	int x, y, i, j, k;
	cin >> x >> y;
	int t, s;
	if ((2 * x - y) % 3 || (2 * y - x) % 3)
	{
		cout << 0 << endl;
		return 0;
	}
	if ((2 * x - y) >= 0 || (2 * y - x) >=0)
	{
		cout << 0 << endl;
		return 0;
	}
	s = (2 * x - y) / 3;
	t = (2 * y - x) / 3;
	long long int ans = 1;
	for (i = 1; i <= s + t; i++)
	{
		ans *= i;
		ans %= mod;
	}
	ll facts=1, factt=1;
	for (i = 1; i <= s; i++)
	{
		facts *= i;
		i %= mod;
	}
	for (i = 1; i <= t; i++)
	{
		factt *= i;
		i %= mod;
	}
	ans *= pow_mod(facts, mod - 2);
	ans %= mod;
	ans *= pow_mod(factt, mod - 2);
	ans %= mod;


	for (i = 1; i <= s; i++)
	{
		ll res = 1;
		ll a = i, b = mod - 2;
		while (b)
		{
			if (b % 2) res = res * a % mod;
			a = a * a % mod;
			b >>= 1;
		}
		ans *= res;
		ans %= mod;
	}
	for (i = 1; i <= t; i++)
	{
		ll res = 1;
		ll a = i, b = mod - 2;
		while (b)
		{
			if (b % 2) res = res * a % mod;
			a = a * a % mod;
			b >>= 1;
		}
		ans *= res;
		ans %= mod;
	}
	cout << ans << endl;
}


long long pow_mod(long long a, long long b) {
	long long res = 1;
	while (b) {
		if (b % 2) res = res * a % mod;
		a = a * a % mod;
		b >>= 1;
	}
	return res;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:71:16: error: 'pow_mod' was not declared in this scope
   71 |         ans *= pow_mod(facts, mod - 2);
      |                ^~~~~~~
Language: C++

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

#define rep(i,n)  for(int i=0;i<n;++i)
#define per(i,n)  for(int i=n-1;i>=0;--i)
#define sc1(a)  scanf("%d",&a)
#define sc2(a,b)  scanf("%d %d",&a,&b)
#define sc3(a,b,c)  scanf("%d %d %d",&a,&b,&c)
#define sl1(a)  scanf("%lld",&a)
#define sl2(a,b)  scanf("%lld %lld",&a,&b)
#define sl3(a,b,c)  scanf("%lld %lld %lld",&a,&b,&c)
#define PI 3.1415926535897932

//typedef long long ll;

const int MAX=510000;
const int MOD=1000000007;

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

//前処理 
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;
    }
}
//二項係数計算
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(){
//前処理
    COMinit();
    int x,y,ans=0;
    sc2(x,y);
    if ((x+y)%3!=0 || x>(x+y)/3*2 || y>(x+y)/3*2){
        printf("0\n");
        return 0;
    }
    ans=COM(h+w-2,h-1); //nCk n,kいずれもMOD以下想定のはず
    printf("%d\n",ans);
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:47:13: error: 'h' was not declared in this scope
   47 |     ans=COM(h+w-2,h-1); //nCk n,kいずれもMOD以下想定のはず
      |             ^
a.cc:47:15: error: 'w' was not declared in this scope
   47 |     ans=COM(h+w-2,h-1); //nCk n,kいずれもMOD以下想定のはず
      |               ^
Language: C++

#include <iostream>
#include <stdio.h>
#include <vector>
#include <cmath>
#include <algorithm>
#include <string>
#include <queue>
#include <stack>
#include <functional>
#include <list>
#include <utility>
#include <map>
#include <vector>
using namespace std;

typedef long long ll;
typedef long double ld;
typedef pair<int,int> Pii;
typedef pair<ll, ll> Pll;
typedef pair<int, Pii > P1;

#define rep(i,x,n) for(int i=x;i<n;++i)
#define sor(v) sort(v.begin(),v.end())
#define rev(s) reverse(s.begin(),s.end())
#define lb(vec,a) lower_bound(vec.begin(),vec.end(),a)
#define ub(vec,a) upper_bound(vec.begin(),vec.end(),a)
#define mp1(a,b,c) P1(a,P(b,c))
#define get_arsize(a) (sizeof(a)/sizeof(a[0]))
const ll mod = 1000000007;
const double eps = 1e-10;
const int MAX = 200000;

// https://www.hamayanhamayan.com/entry/2018/06/06/210256

ll f[1010101010], rf[1010101010];

ll inv(ll x) {
    ll res = 1;
    ll k = mod - 2;
    ll y = x;
    while (k) {
        if (k & 1) res = (res * y) % mod;
        y = (y * y) % mod;
        k /= 2;
    }
    return res;
}

void init() {
  f[0] = 1;
  rep(i,1,1010101010) f[i] = (f[i - 1] * i) % mod;
  rep(i,0,1010101010) rf[i] = inv(f[i]);
}


ll C(int n, int k) {
    ll a = f[n] % mod; // = n!
    ll b = rf[n-k] % mod; // = (n-k)!
    ll c = rf[k] % mod; // = k!

    ll bc = (b * c) % mod;

    return (a * bc) % mod;
}


int main() {
  int x, y;
	cin >> x >> y;
  if ((x + y) % 3) {
    cout << 0 << endl;
    return 0;
  }
  init();
  // 連立方程式解いた
  int m = (2 * x - y) / 3;
  int n = (2 * y - x) / 3;
  cout << C(m+n, n) << endl;
  return 0;
}

Compiler output:
/tmp/cc9yh1bn.o: in function `init()':
a.cc:(.text+0x1b6): relocation truncated to fit: R_X86_64_PC32 against symbol `rf' defined in .bss section in /tmp/cc9yh1bn.o
/tmp/cc9yh1bn.o: in function `C(int, int)':
a.cc:(.text+0x23f): relocation truncated to fit: R_X86_64_PC32 against symbol `rf' defined in .bss section in /tmp/cc9yh1bn.o
a.cc:(.text+0x292): relocation truncated to fit: R_X86_64_PC32 against symbol `rf' defined in .bss section in /tmp/cc9yh1bn.o
collect2: error: ld returned 1 exit status
Language: C++

#include <iostream>
#include <typeinfo>
#include <cstring>
#include <utility>
#include <vector>
#include <cmath>
#include <algorithm>
#include <queue>

using namespace std;


const int MOD = 1000000007;


long long factorial(long long x) {
    long long ans = 1;
    while (x >= 1) {
        ans *= x;
        ans %= MOD;
        x--;
    }
    return ans;
}

long long modinv(long long a, long long m) {
    long long b = m, u = 1, v = 0;
    while (b) {
        long long t = a / b;
        a -= t * b; swap(a, b);
        u -= t * v; swap(u, v);
    }
    u %= m;
    if (u < 0) u += m;
    return u;
}


int main() {
    // inputs
    int X, Y;
    cin >> X >> Y;

    long long A = 2 * Y - X;
    long long B = 2 * X - Y;


Compiler output:
a.cc: In function 'int main()':
a.cc:45:29: error: expected '}' at end of input
   45 |     long long B = 2 * X - Y;
      |                             ^
a.cc:39:12: note: to match this '{'
   39 | int main() {
      |            ^
Language: C++

#include <iostream>
#include <iomanip>
#include <vector>
#include <algorithm>
#include <numeric>
#include <functional>
#include <cmath>
#include <queue>
#include <stack>
  
#define repd(i,a,b) for (int i=(a);i<(b);i++)
#define rep(i,n) repd(i,0,n)
#define REP(i, n) for(int i=0; i<(n); ++i)
#define FOR(i, a, b) for(int i=(a); i<(b); ++i)
#define FORR(i, a, b) for(int i=(b)-1; i>=(a); --i)
typedef long long ll;

const ll MOD=1000000007ll;
const int MAX=5100000;

using namespace std;

int inputValue(){
    int a;
    cin >> a;
    return a;
};

void inputArray(int * p, int a){
    rep(i, a){
        cin >> p[i];
    }
};

void inputVector(vector<int> * p, int a){
    rep(i, a){
        int input;
        cin >> input;
        p -> push_back(input);
    }
}

ll fact[MAX], fact_inv[MAX];

ll power(ll a, ll b){
	ll res=1;
	while(b>0){
		if(b&1) res=res*a%MOD;
		a=a*a%MOD;
		b>>=1;
	}
	return res;
}

ll comb(ll n, ll r){
	ll n=1000000;
	fact[0]=1;
	REP(i, n) fact[i+1]=fact[i]*(i+1)%MOD;
	fact_inv[n]=power(fact[n], MOD-2);
        // 逆元の計算
	FORR(i, 0, n) fact_inv[i]=fact_inv[i+1]*(i+1)%MOD;
	return (fact[n]*fact_inv[r])%MOD*fact_inv[n-r]%MOD;
}

int main()
{
  ll const mod = 1000000007;
  ll i,j;
  ll x,y; cin >> x >> y;
  if((x+y)%3 != 0){cout << 0 << endl; return 0;}
  ll newx = (ll)((2 * x - y) / 3);
  ll newy = (ll)((2 * y - x) / 3);
  if(newx < 0 || newy < 0){cout << 0 << endl; return 0;}

    // nCrの計算
    cout<< comb(newx + newy, newy) << endl;

  return 0;
}


Compiler output:
a.cc: In function 'll comb(ll, ll)':
a.cc:56:12: error: declaration of 'll n' shadows a parameter
   56 |         ll n=1000000;
      |            ^
a.cc:55:12: note: 'll n' previously declared here
   55 | ll comb(ll n, ll r){
      |         ~~~^
Language: Java

import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    int x = Integer.parseInt(sc.next());
    int y = Integer.parseInt(sc.next());
    long ans = 0;
    int tmpx = x;
    int tmpy = y;
    if((x % 3 == 0 && y % 3 == 0) || (x % 3 == 1 && y % 3 == 2) || (x % 3 == 2 && y % 3 == 1)) {
      int count = 0;
      while(tmpx > 0 && tmpy > 0)) {
        if(tmpx >= tmpy) {
          count++;
          tmpx -= 2;
          tmpy -= 1;
        } else {
          tmpx -= 1;
          tmpy -= 2;
        }
      }
      if(tmpx == 0 && tmpy == 0) ans = nCk((x + y) / 3, count, 1000000007);
    }
    System.out.println(ans);
  }

  public static long nCk(int n, int k, long p) {
    long factorial = 1;
    k = Math.min(k, n - k);
    //k!(mod p)の逆元をmodPowを用いて計算
    for(int i = 2; i <= k; i++) {
      factorial = (factorial * i) % p;
    }
    factorial = modPow(factorial, p-2, p);
    //n(n-1)...(n-k+1) (mod p)の計算
    for(int i = n - k + 1; i <= n; i++) {
      factorial = (factorial * i) % p;
    }
    return factorial;
  }

  public static long modPow(long a, long b, long p) {
    long power = 1;
    while(b > 0) {
      if((1 & b) == 1) power = (power * a) % p;
      a = (a * a) % p;
      b = b >> 1;
    }
    return power;
  }
}


Compiler output:
Main.java:13: error: illegal start of expression
      while(tmpx > 0 && tmpy > 0)) {
                                 ^
1 error
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=2;i<=n;i++)
#define rep2(i,n) for(int i=2;i<=n;i++)
#define repr(i,a,n) for(int i=a;i<n;i++)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
int MAX=510000;
int MOD=1e9+7;
struct Union{
  vector<int> par;
  Union(int n){
	par= vector<int>(n, -1);
  }
  int find(int x){
    if(par[x]<0)
      return x;
    else
      return par[x]=find(par[x]);
  }
  bool same(int a,int b){
    return find(a)==find(b);
  }
  int Size(int a){
    return -par[find(a)];
  }
  void unite(int a,int b){
    a=find(a);
    b=find(b);
    if(a==b)
      return;
    if(Size(b)>Size(a))
      swap<int>(a,b);
    par[a]+=par[b];
    par[b]=a;
  }
};
int fac[MAX], finv[MAX], inv[MAX];

// テーブルを作る前処理
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;
    }  
}

// 二項係数計算
int 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;
}
signed main(){
int a,b;
  cin>>a>>b;
 if((a+b)%3==0){
  int c=(a+b)/3;
  int d=abs(a-c);
  COMinit();
    cout<<COM(c,d)<<endl;
  
 }
   else
     cout<<0;
}


Compiler output:
a.cc:44:9: error: size of array 'fac' is not an integral constant-expression
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |         ^~~
a.cc:44:20: error: size of array 'finv' is not an integral constant-expression
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |                    ^~~
a.cc:44:30: error: size of array 'inv' is not an integral constant-expression
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |                              ^~~
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=2;i<=n;i++)
#define rep2(i,n) for(int i=2;i<=n;i++)
#define repr(i,a,n) for(int i=a;i<n;i++)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
int MAX=1e10;
int MOD=1e9+7;
struct Union{
  vector<int> par;
  Union(int n){
	par= vector<int>(n, -1);
  }
  int find(int x){
    if(par[x]<0)
      return x;
    else
      return par[x]=find(par[x]);
  }
  bool same(int a,int b){
    return find(a)==find(b);
  }
  int Size(int a){
    return -par[find(a)];
  }
  void unite(int a,int b){
    a=find(a);
    b=find(b);
    if(a==b)
      return;
    if(Size(b)>Size(a))
      swap<int>(a,b);
    par[a]+=par[b];
    par[b]=a;
  }
};
int fac[MAX], finv[MAX], inv[MAX];

// テーブルを作る前処理
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;
    }  
}

// 二項係数計算
int 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;
}
signed main(){
int a,b;
  cin>>a>>b;
 if((a+b)%3==0){
  int c=(a+b)/3;
  int d=abs(a-c);
  COMinit();
    cout<<COM(c,d)<<endl;
  
 }
   else
     cout<<0;
}


Compiler output:
a.cc:44:9: error: size of array 'fac' is not an integral constant-expression
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |         ^~~
a.cc:44:20: error: size of array 'finv' is not an integral constant-expression
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |                    ^~~
a.cc:44:30: error: size of array 'inv' is not an integral constant-expression
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |                              ^~~
Language: C++

#define _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
#define int long long
#define rep(i,n) for(int i=0;i<n;i++)
#define rep1(i,n) for(int i=2;i<=n;i++)
#define rep2(i,n) for(int i=2;i<=n;i++)
#define repr(i,a,n) for(int i=a;i<n;i++)
#define all(a) a.begin(),a.end()
#define P pair<long long,long long>
#define double long double
template<class T> inline bool chmax(T& a, T b) { if (a < b) { a = b; return 1; } return 0; }
template<class T> inline bool chmin(T& a, T b) { if (a > b) { a = b; return 1; } return 0; }
int INF=1e10;
int MOD=1e9+7;
struct Union{
  vector<int> par;
  Union(int n){
	par= vector<int>(n, -1);
  }
  int find(int x){
    if(par[x]<0)
      return x;
    else
      return par[x]=find(par[x]);
  }
  bool same(int a,int b){
    return find(a)==find(b);
  }
  int Size(int a){
    return -par[find(a)];
  }
  void unite(int a,int b){
    a=find(a);
    b=find(b);
    if(a==b)
      return;
    if(Size(b)>Size(a))
      swap<int>(a,b);
    par[a]+=par[b];
    par[b]=a;
  }
};
int fac[MAX], finv[MAX], inv[MAX];

// テーブルを作る前処理
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;
    }  
}

// 二項係数計算
int 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;
}
signed main(){
int a,b;
  cin>>a>>b;
 if((a+b)%3==0){
  int c=(a+b)/3;
  int d=abs(a-c);
  COMinit();
    cout<<COM(c,d)<<endl;
  
 }
   else
     cout<<0;
}


Compiler output:
a.cc:44:9: error: 'MAX' was not declared in this scope
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |         ^~~
a.cc:44:20: error: 'MAX' was not declared in this scope
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |                    ^~~
a.cc:44:30: error: 'MAX' was not declared in this scope
   44 | int fac[MAX], finv[MAX], inv[MAX];
      |                              ^~~
a.cc: In function 'void COMinit()':
a.cc:48:5: error: 'fac' was not declared in this scope
   48 |     fac[0]=fac[1]=1;
      |     ^~~
a.cc:49:5: error: 'finv' was not declared in this scope
   49 |     finv[0]=finv[1]=1;
      |     ^~~~
a.cc:50:5: error: 'inv' was not declared in this scope; did you mean 'int'?
   50 |     inv[1]=1;
      |     ^~~
      |     int
a.cc:51:19: error: 'MAX' was not declared in this scope
   51 |     for(int i=2;i<MAX;i++){
      |                   ^~~
a.cc: In function 'long long int COM(long long int, long long int)':
a.cc:62:12: error: 'fac' was not declared in this scope
   62 |     return fac[n]*(finv[k]*finv[n - k]%MOD)%MOD;
      |            ^~~
a.cc:62:20: error: 'finv' was not declared in this scope
   62 |     return fac[n]*(finv[k]*finv[n - k]%MOD)%MOD;
      |                    ^~~~
Language: Java

import java.util.*;

public class Test2 {
	static int N = 1000001;

	// array to store inverse of 1 to N
	static long[] factorialNumInverse = new long[N + 1];

	// array to precompute inverse of 1! to N!
	static long[] naturalNumInverse = new long[N + 1];

	// array to store factorial of first N numbers
	static long fact[] = new long[N + 1];

	// Function to precompute inverse of numbers
	static void InverseofNumber(long p) {
		naturalNumInverse[0] = naturalNumInverse[1] = 1;
		for (int i = 2; i <= N; i++)
			naturalNumInverse[i] = naturalNumInverse[(int) (p % i)] * (p - p / i) % p;
	}

	// Function to precompute inverse of factorials
	static void InverseofFactorial(long p) {
		factorialNumInverse[0] = factorialNumInverse[1] = 1;

		// precompute inverse of natural numbers
		for (int i = 2; i <= N; i++)
			factorialNumInverse[i] = (naturalNumInverse[i] * factorialNumInverse[i - 1]) % p;
	}

	// Function to calculate factorial of 1 to N
	static void factorial(long p) {
		fact[0] = 1;

		// precompute factorials
		for (int i = 1; i <= N; i++) {
			fact[i] = (fact[i - 1] * i) % p;
		}
	}

	// Function to return nCr % p in O(1) time
	static long Binomial(int N, int R, long p) {
		// n C r = n!*inverse(r!)*inverse((n-r)!)
		long ans = ((fact[N] * factorialNumInverse[R]) % p * factorialNumInverse[N - R]) % p;
		return ans;
	}

	// Driver Code

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int x = sc.nextInt();
		int y = sc.nextInt();
		int m = (2 * x - y) / 3;
		int n = (2 * y - x) / 3;

		if ((2 * x - y) % 3 == 0 && (2 * y - x) % 3 == 0) {
			if (n == 0 || m == 0)
				System.out.println(1);
			else {
				long p = 1000000007;
				InverseofNumber(p);
				InverseofFactorial(p);
				factorial(p);
				long sum = 0;
				for (int i = 1; i <= Math.min(m + 1, n); i++) {
					sum += (Binomial(m + 1, i, p) * Binomial(n - 1, i - 1, p)) % p;
					sum %= p;

				}
				System.out.println(sum);
			}
		} else {
			System.out.println(0);
		}

	}

	public static int c(int n, int r) {
		return 1;
	}

}


Compiler output:
Main.java:3: error: class Test2 is public, should be declared in a file named Test2.java
public class Test2 {
       ^
1 error
Language: C++

#include "../lib/lib.h"

using namespace std;

const int MAX = 800000;
const int MOD = 1000000007;

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

// テーブルを作る前処理
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;
    }
}

// 二項係数計算
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(void)
{
    long long x, y;
    long long n, k;

    cin >> x >> y;

    if ((2 * x - y) % 3 != 0)
    {
        cout << 0 << endl;
    }
    else
    {
        n = (2 * x - y) / 3;
        k = (y - n) / 2;

        // 前処理
        COMinit();

        // 計算
        cout << COM(n + k, n) % MOD << endl;
    }

    return 0;
}

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

#include<iostream>
#include<vector>

void comb(std::vector<std::vector <long long int> > &v){
  for(int i = 0;i <v.size(); i++){
    v[i][0]=1;
    v[i][i]=1;
  }
  for(int k = 1;k <v.size();k++){
    for(int j = 1;j<k;j++){
      v[k][j]=(v[k-1][j-1]+v[k-1][j]);
    }
  }
}

int main() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    std::vector<std::vector<long long int> > v(a+b+1,vector<long long int>(a+b+1,0));
    comb(v);
    std::cout << v[a+b][temp_num] % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:54: error: 'vector' was not declared in this scope
   35 |     std::vector<std::vector<long long int> > v(a+b+1,vector<long long int>(a+b+1,0));
      |                                                      ^~~~~~
a.cc:35:54: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:35:61: error: expected primary-expression before 'long'
   35 |     std::vector<std::vector<long long int> > v(a+b+1,vector<long long int>(a+b+1,0));
      |                                                             ^~~~
Language: C++

#include<iostream>
#include<vector>

void comb(std::vector<std::vector <long long int> > &v){
  for(int i = 0;i <v.size(); i++){
    v[i][0]=1;
    v[i][i]=1;
  }
  for(int k = 1;k <v.size();k++){
    for(int j = 1;j<k;j++){
      v[k][j]=(v[k-1][j-1]+v[k-1][j]);
    }
  }
}

int main() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    vector<vector<long long int> > v(a+b+1,vector<long long int>(a+b+1,0));
    comb(v);
    std::cout << v[a+b][temp_num] % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:5: error: 'vector' was not declared in this scope
   35 |     vector<vector<long long int> > v(a+b+1,vector<long long int>(a+b+1,0));
      |     ^~~~~~
a.cc:35:5: note: suggested alternatives:
In file included from /usr/include/c++/14/vector:66,
                 from a.cc:2:
/usr/include/c++/14/bits/stl_vector.h:428:11: note:   'std::vector'
  428 |     class vector : protected _Vector_base<_Tp, _Alloc>
      |           ^~~~~~
/usr/include/c++/14/vector:93:13: note:   'std::pmr::vector'
   93 |       using vector = std::vector<_Tp, polymorphic_allocator<_Tp>>;
      |             ^~~~~~
a.cc:35:19: error: expected primary-expression before 'long'
   35 |     vector<vector<long long int> > v(a+b+1,vector<long long int>(a+b+1,0));
      |                   ^~~~
a.cc:36:10: error: 'v' was not declared in this scope
   36 |     comb(v);
      |          ^
Language: C++

#include "../lib/lib.h"

using namespace std;

const int MAX = 800000;
const int MOD = 1000000007;

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

// テーブルを作る前処理
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;
    }
}

// 二項係数計算
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(void)
{
    long long x, y;
    long long n, k;

    cin >> x >> y;

    if ((2 * x - y) % 3 != 0)
    {
        cout << 0 << endl;
    }
    else
    {
        n = (2 * x - y) / 3;
        k = (y - n) / 2;

        cout << n << "\t" << k << endl;

        // 前処理
        COMinit();

        // 計算
        cout << COM(n + k, n) % MOD << endl;
    }

    return 0;
}

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

#include<iostream>
#include<vector>

std::vector<std::vector<long long>> comb(int n, int r) {
  std::vector<std::vector<long long>> v(n + 1,std::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() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:37:37: error: no match for 'operator%' (operand types are 'std::vector<std::vector<long long int> >' and 'int')
   37 |     std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
      |                  ~~~~~~~~~~~~~~~~~~ ^ ~~~~~~~~~~~~
      |                      |                 |
      |                      |                 int
      |                      std::vector<std::vector<long long int> >
Language: C++

#include<iostream>
#include<vector>

int main() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    std::vector<std::vector<long long>> comb(int n, int r) {
	  std::vector<std::vector<long long>> v(n + 1,std::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;
    }
    std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:23:60: error: a function-definition is not allowed here before '{' token
   23 |     std::vector<std::vector<long long>> comb(int n, int r) {
      |                                                            ^
a.cc:36:18: error: 'comb' was not declared in this scope; did you mean 'wctomb'?
   36 |     std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
      |                  ^~~~
      |                  wctomb
Language: C++

#include<iostream>



int main() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    std::vector<std::vector<long long>> comb(int n, int r) {
	  std::vector<std::vector<long long>> v(n + 1,std::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;
    }
    std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:24:10: error: 'vector' is not a member of 'std'
   24 |     std::vector<std::vector<long long>> comb(int n, int r) {
      |          ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include<iostream>
  +++ |+#include <vector>
    2 | 
a.cc:24:22: error: 'vector' is not a member of 'std'
   24 |     std::vector<std::vector<long long>> comb(int n, int r) {
      |                      ^~~~~~
a.cc:24:22: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
a.cc:24:29: error: expected primary-expression before 'long'
   24 |     std::vector<std::vector<long long>> comb(int n, int r) {
      |                             ^~~~
a.cc:37:18: error: 'comb' was not declared in this scope; did you mean 'wctomb'?
   37 |     std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
      |                  ^~~~
      |                  wctomb
Language: C++

#include<iostream>

std::vector<std::vector<long long>> comb(int n, int r) {
  std::vector<std::vector<long long>> v(n + 1,std::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() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    
    std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc:3:6: error: 'vector' in namespace 'std' does not name a template type
    3 | std::vector<std::vector<long long>> comb(int n, int r) {
      |      ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include<iostream>
  +++ |+#include <vector>
    2 | 
a.cc: In function 'int main()':
a.cc:37:18: error: 'comb' was not declared in this scope; did you mean 'wctomb'?
   37 |     std::cout << comb(a+b,temp_num) % (1000000007) << std::endl;
      |                  ^~~~
      |                  wctomb
Language: C++

#include<iostream>

std::vector<std::vector<long long>> comb(int n, int r) {
  std::vector<std::vector<long long>> v(n + 1,std::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() {
  int X;
  int Y;
  int flag = 0;
  int64_t sum = 1;
  std::cin >> X >> Y;
  if ((2*X - Y) % 3 != 0 || (-1*X + 2*Y) % 3 != 0 || (2*X - Y) < 0 || (-1*X + 2*Y) % 3 < 0) {
    std::cout << "0" << std::endl;
  }
  else {
    int a = (2*X - Y)/3;
    int b = (-1*X + 2*Y)/3;
    int temp_num;
    if (a < b) {
      temp_num = a;
    }
    else {
      temp_num = b;
    }
    int j = 1;
    for (int i = a+b; i > temp_num; i--) {
      sum *= i;
      while (sum % j == 0 && j < temp_num+1) {
        sum /= j;
        j++;
      }
    }
    std::cout << sum % (1000000007) << std::endl;
  }
}

Compiler output:
a.cc:3:6: error: 'vector' in namespace 'std' does not name a template type
    3 | std::vector<std::vector<long long>> comb(int n, int r) {
      |      ^~~~~~
a.cc:2:1: note: 'std::vector' is defined in header '<vector>'; this is probably fixable by adding '#include <vector>'
    1 | #include<iostream>
  +++ |+#include <vector>
    2 |
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
int X,Y;
int MOD = 1000000007
cin >> X >> Y;
if((X+Y)%3!=0)
cout << 0 << endl;
else if( Y > X*2|| X > Y*2)
cout << 0 << endl;
else{
int n = (X+Y)/3;
int r = min(X,Y)-n;
    long ans = 1;
    for (int i = n; i > n - r; --i) {
        ans = ans*i % MOD;
    }
    for (int i = 1; i < r + 1 ; ++i) {
        ans = ans / i % MOD;
    }
    cout << ans % MOD << endl; 
}


}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:1: error: expected ',' or ';' before 'cin'
    6 | cin >> X >> Y;
      | ^~~
Language: Java

import java.util.*;
import static java.lang.Math.*;
import java.math.BigInteger;

public class Main implements Runnable {
    public static void main(String[] args){
        Thread.setDefaultUncaughtExceptionHandler((t,e)->System.exit(1));
        new Thread(null, new Main(), "", 16 * 1024 * 1024).start();
    }
	public void run(){
		Scanner sc = new Scanner(System.in);
		
		// 入力
		int x = sc.nextInt();
		int y = sc.nextInt();
		int MOD = 1000000007;
		
		// 計算
		long result = 0;
		if((x + y)%3 != 0){
		    System.out.println(result);
		    return;
		}
		
		result = combination((x+y)/3, (2*x-y)/3, MOD);
		
		// 出力
		System.out.println(result);
      　System.gc();
	}
	
	public static long pow(long a, long n, long MOD) {
	    long res=1;
	    while (n>0) {
	        if ((n-n/2*2)==1) {
	            res=(res*a)%MOD;
	        }
	        a=(a*a)%MOD;
	        n>>=1;
	    }
	    return res%MOD;
	}
	
	public static long[] fact(int n, long MOD) {
	    long[] f = new long[n+1];
	    for(int i = 0; i < n+1; i++){
	        if(i == 0) f[i] = 1;
	        if(i > 0) f[i] = (f[i-1]*i)%MOD;
	    }
	    return f;
	}
	
	public static long combination(int n, int k, long MOD) {
	    if(n < k) return 0;
	    long[] f = fact(n, MOD);
	    long a = f[n];
	    long b = pow(f[k], MOD - 2, MOD);
	    long c = pow(f[n - k], MOD - 2, MOD);
	    return (((a*b)%MOD)*c)%MOD;
	}
}




Compiler output:
Main.java:29: error: illegal character: '\u3000'
      ?System.gc();
      ^
1 error
Language: Java

import java.util.Scanner;
public class Main{
 public static void main(String[] args){
   Scanner sc = new Scanner(System.in);
    int x = sc.nextInt(); 
    int y = sc.nextInt(); 
     if(x<0||y<0||(y+x)%3!=0) System.out.println(0);
else if(x>=y){
 int k = x - y;
  int t = (y - k)/3;
    
  System.out.println(C(2*t+k,t,100000007));
}
   else{
 int k = y - x;
  int t = (x - k)/3;
    
  System.out.println(C(2*t+k,t,100000007));

}

 }
public static long C(int n, int r, int p)
{
	long ret = 1;
	while(true){
		if(r == 0)break;
		int N = n % p;
		int R = r % p;
		if(N < R)return 0;
 
		for(int i = 0;i < R;i++){
			ret = ret * (N-i) % p;
		}
		long imul = 1;
		for(int i = 0;i < R;i++){
			imul = imul * (i+1) % p;
		}
		ret = ret * Modulo.inv(imul, p) % p;
		n /= p; r /= p;
	}
	return ret;
}
}

Compiler output:
Main.java:39: error: cannot find symbol
		ret = ret * Modulo.inv(imul, p) % p;
		            ^
  symbol:   variable Modulo
  location: class Main
1 error
Language: C++

#include <bits/stdc++.h>
using namespace std;
#define rp(i,s,e) for(int i=(s);i<(e);++i)
 
int main(){
  int n,k;
  cin>>n>>K;
  int t=max(n,k);
  int y=min(n,k);
  
  if((n+k)%3!=0) cout<<0<<endl;
  else{
    int m=(2*t-y)/3;
    if((n-m)<0) cout<<0<<endl;
    else{
      int g=(n-m)/2;
    }
    long long ans=0;
    for(int i=n+m;i>=max(n,m);i--){
      ans*=i;
      ans/=(1000000000+7);
    }
    cout<<ans<<endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:11: error: 'K' was not declared in this scope
    7 |   cin>>n>>K;
      |           ^
Language: C++

#include<bits/stdc++.h>
#include<math.h>
using namespace std;
int main(){
int X,Y;
cin >> X >> Y;
if((X+Y)%3!=0)
cout << 0 << endl;
else if(X-(X+Y)/3<0||Y-(X+Y)/3<0)
cout << 0 << endl;
else{
int n = (X+Y)/3;
int r = min(X,Y)-n;
    long ans = 1;
    for (int i = n; i > n - r; --i) {
        ans = ans*i;
    }
    for (int i = 1; i < r + 1 ; ++i) {
        ans = ans / i;
    }
    cout << ans % mod << endl; 
}


}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:19: error: 'mod' was not declared in this scope; did you mean 'modf'?
   21 |     cout << ans % mod << endl;
      |                   ^~~
      |                   modf
Language: C++

#include<bits/stdc++.h>
#include<math.h>
using namespace std;
int main(){
int X,Y;
cin >> X >> Y;
if((X+Y)%3!==0)
cout << 0 << endl;
else if(X-(X+Y)/3<0||Y-(X+Y)/3<0)
cout << 0 << endl;
else{
int n = (X+Y)/3;
int r = min(X,Y)-n;
    long ans = 1;
    for (int i = n; i > n - r; --i) {
        ans = ans*i;
    }
    for (int i = 1; i < r + 1 ; ++i) {
        ans = ans / i;
    }
    cout << ans << endl; 
}


}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:13: error: expected primary-expression before '=' token
    7 | if((X+Y)%3!==0)
      |             ^
Language: Java

import java.util.Scanner;
public class Main{
 public static void main(String[] args){
   Scanner sc = new Scanner(System.in);
    int x = sc.nextInt(); 
    int y = sc.nextInt(); 
           int c[][] = new int [700005][700005];

        int mod = 1000000007;
        c[0][0]=1;
        for(int i=0;i<700003;i++) {
            for(int j=0;j<700003;j++) {
                long tmp =  c[i][j]%mod;
                c[i+1][j]+=tmp;
                c[i+1][j+1]+=tmp;
            }
        }
     if(x<0||y<0||(y+x)%3!=0) System.out.println(0);
else if(x>=y){
 int k = x - y;
  int t = (y - k)/3;
    
  System.out.println(c[2*t+k], [t]);
}
   else{
 int k = y - x;
  int t = (x - k)/3;
    
  System.out.println(c[2*t+k][t]);

}

 }

}

Compiler output:
Main.java:23: error: illegal start of expression
  System.out.println(c[2*t+k], [t]);
                               ^
Main.java:23: error: ';' expected
  System.out.println(c[2*t+k], [t]);
                                  ^
2 errors
Language: C++

#include<bits/stdc++.h>
#include<math.h>
using namespace std;
int main(){
int X,Y;
cin >> X >> Y;
if((X+Y)%3!=0)
cout << 0 << endl;
else if(X-(X+Y)/3<0||Y-(X+Y)/3<0)
cout << 0 << endl;
else{
int n = (X+Y)/3;
int e = min(X,Y)-n;
    long ans = 1;
    for (int i = n; i > n - r; --i) {
        ans = ans*i;
    }
    for (int i = 1 ; i < r + 1; ++i) {
        ans = ans / i;
    }
    cout << ans << endl; 
}


}

Compiler output:
a.cc: In function 'int main()':
a.cc:15:29: error: 'r' was not declared in this scope
   15 |     for (int i = n; i > n - r; --i) {
      |                             ^
a.cc:18:26: error: 'r' was not declared in this scope
   18 |     for (int i = 1 ; i < r + 1; ++i) {
      |                          ^
Language: C

#include<stdio.h>
#include<math.h>
#include<stdlib.h>

int main()
{
  long long int x,y;
  long long int k,ka,kb;
  long long int ans;
  int i;

  scanf("%lld %lld",&x,&y);

  long long int a,b;

  if((2*x-y)%3==0&&((-1)*(x-2*y))%3==0)
  {
    a=(2*x-y)/3;
    b=(-1)*(x-2*y)/3;

    printf("%lld %lld\n",a,b);

    k=1;
    ka=1;
    kb=1;

    for(i=0;i<(a+b);i++)
    {
      k=k*(i+1);
    }
    for(i=0;i<a;i++)
    {
      ka=ka*(i+1);
    }
    for(i=0;i<b;i++)
    {
      kb=kb*(i+1);
    }
    printf("%lld %lld %lld\n",k,ka,kb);
    ans=k/(ka*kb);
    ans=ans%1000000007;
  }
  else
  {
    ans=0;...
  }
  printf("%lld",ans);

  return 0;
}


Compiler output:
main.c: In function 'main':
main.c:45:11: error: expected expression before '...' token
   45 |     ans=0;...
      |           ^~~
Language: C++

#include <iostream>
#include <math.h>
#include<iomanip>
using namespace std;

long nCr(int n, int r) {
    long ans = 1;
    for (int i = n; i > n - r; --i) {
        ans = ans*i;
    }
    for (int i = 1 ; i < r + 1; ++i) {
        ans = ans / i;
    }
    return ans;
}

int main(){
  int A=0,B=0,C=0,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=0,O=0,P=0,Q=0,R=0,S=0;
  int X,Y;
  double sum=0;
  cin >> X >> Y;
  if(Y>X){
    int tmp=X;
    X=Y;
    Y=tmp;
  }
  if((X+Y)%3!=0){
    F=900;
  }
  else if(X/Y>2.0){
    F=90;
  }
  else{
    A=X;
    B=Y;  
    for(int i=0;A!=B;i++){
      A-=2;
      B-=1;
      C=i;
    }
    D=(X+Y)/3;
    E=Y-C;
  }
  long long int sum=0;
  sum = nCr(D,E);
  sum %= 1000000009;
  
  cout <<sum << endl;
  
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:44:17: error: conflicting declaration 'long long int sum'
   44 |   long long int sum=0;
      |                 ^~~
a.cc:20:10: note: previous declaration as 'double sum'
   20 |   double sum=0;
      |          ^~~
a.cc:46:7: error: invalid operands of types 'double' and 'int' to binary 'operator%'
   46 |   sum %= 1000000009;
      |   ~~~~^~~~~~~~~~~~~
a.cc:46:7: note:   in evaluation of 'operator%=(double, int)'
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
 long long int a,b;
 cin>>a>>b;
 long long int c,d;
 if(a>b){
     c=a-b;
     d=b-c; 
     if(d%3!=0){cout<<'0';} 
     else{cout<<long long int ((pow(2,d)+c)/1000000007);}
 }
 else if(a=b){
     if(b%3!=0){cout<<'0';} 
     else{d=b/3; cout<<long long int ((pow(2,d))/1000000007);}
 }
 else{
     c=b-a; 
     d=a-c; 
     if(d%3!=0){cout<<'0';} 
     else{cout<<long long int ((pow(2,d)+c)/1000000007);}
 }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:12:17: error: expected primary-expression before 'long'
   12 |      else{cout<<long long int ((pow(2,d)+c)/1000000007);}
      |                 ^~~~
a.cc:16:24: error: expected primary-expression before 'long'
   16 |      else{d=b/3; cout<<long long int ((pow(2,d))/1000000007);}
      |                        ^~~~
a.cc:22:17: error: expected primary-expression before 'long'
   22 |      else{cout<<long long int ((pow(2,d)+c)/1000000007);}
      |                 ^~~~