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

#include <bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < (n); i++)
using namespace std;
using P = pair<int, int>;
using ll = long long;

int main(){
	string s, t;
  	cin >> s >> t;
  
  	t.pop_back();
  	if(s === t) cout << "Yes" << endl;
  	else cout << "No" << endl;
  
  	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:12:16: error: expected primary-expression before '=' token
   12 |         if(s === t) cout << "Yes" << endl;
      |                ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
	string s,t;
	cin>>s>>t;
	if(substring(t,0,s.length())==s)
	cout<<"YES\n";
	else
	cout<<"NO\n";
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:12: error: 'substring' was not declared in this scope
    7 |         if(substring(t,0,s.length())==s)
      |            ^~~~~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
inline void solve(){
	string s,t;cin>>s>>t;
	for(int i=0;i<s.length();i++){
		if(s[i]==t[i]){
			continue;
		}
		else {cout<<"No";break;}
	}
	if(i==s.length()-1)cout<<"Yes";
	return;
}
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);
	solve();
	return 0;
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:11:12: error: 'i' was not declared in this scope
   11 |         if(i==s.length()-1)cout<<"Yes";
      |            ^
Language: Java

import java.util.Scanner;

public class A {
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        String s = scan.next();
        if(s.length() >= 1 && s.length() <= 10){
            String t = scan.next();

            char[] x = new char[s.length()];
            for(int i = 0 ; i < s.length() ; i++){
                x[i] = s.charAt(i);
            }
            char[] y = new char[t.length()];
            for(int i = 0 ; i < t.length() ; i++){
                y[i] = t.charAt(i);
            }

            String out = "Yes";

            if((s.length() + 1) == t.length()){
                for(int i = 0 ; i < s.length() ; i++){
                    if(x[i] != y[i]){
                        out = "No";
                        break;
                    }
                }
                System.out.println(out);
            }
        }
    }
}


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

import java.util.Scanner;

public class A {
    public static void main(String[] args){
        Scanner scan = new Scanner(System.in);
        String s = scan.next();
        if(s.length() >= 1 && s.length() <= 10){
            String t = scan.next();

            char[] x = new char[s.length()];
            for(int i = 0 ; i < s.length() ; i++){
                x[i] = s.charAt(i);
            }
            char[] y = new char[t.length()];
            for(int i = 0 ; i < t.length() ; i++){
                y[i] = t.charAt(i);
            }

            String out = "Yes";

            if((s.length() + 1) == t.length()){
                for(int i = 0 ; i < s.length() ; i++){
                    if(x[i] != y[i]){
                        out = "No";
                        break;
                    }
                }
                System.out.println(out);
            }
        }
    }
}

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

#include<bits/stdc++.h>
using namespace std;
int main()
{
	string str,str2;
  	cin >> str;
  	cin >> str2;
  	int len1 = str.length();
  	int len2 = str2.length();
  	for(int i=0;<len1;i++){
    	if(str[i]!=str2[i]){
        	cout<<"No\n";exit(0);
        }
    }
  
  	(len1 == len2-1)? cout<<"Yes\n":cout<<"No\n";
  	return 0;
  
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:21: error: expected primary-expression before '<' token
   10 |         for(int i=0;<len1;i++){
      |                     ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
	string str,str2;
  	cin >> str;
  	cin >> str2;
  	int len1 = str.length();
  	int len12 = str2.length();
  	for(int i=0;<len1;i++){
    	if(str[i]!=str2[i]){
        	cout<<"No\n";exit(0);
        }
    }
  
  	(len1 == len2-1)? cout<<"Yes\n":cout<<"No\n";
  	return 0;
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:21: error: expected primary-expression before '<' token
   10 |         for(int i=0;<len1;i++){
      |                     ^
a.cc:16:18: error: 'len2' was not declared in this scope; did you mean 'len12'?
   16 |         (len1 == len2-1)? cout<<"Yes\n":cout<<"No\n";
      |                  ^~~~
      |                  len12
Language: Java

import java.util.Scanner

public class Main {
	Scanner sc = new Scanner(System.in);
    String S = sc.next();
    String T = sc.next();
    System.out.println(S+S.length())
}

Compiler output:
Main.java:1: error: ';' expected
import java.util.Scanner
                        ^
Main.java:7: error: <identifier> expected
    System.out.println(S+S.length())
                      ^
Main.java:7: error: <identifier> expected
    System.out.println(S+S.length())
                        ^
3 errors
Language: C++

#include <iostream>
#include <algorithm>
#include <map>
#include <vector> 

using namespace std;

const int N=15;
typedef long long ll; 

int book[N];//书的价格
int w[N][N]; 
bool st[N];
int v[N];//用于记录每个算法的累加值 
int n,m,x;
int minmon=2e9;

void dfs(int u,int summon)//u记录已经有几本书在列 
{
	num++; 
	if(u==n) return;//应该走完所有路径才能找到最优解,u是从开始的
	else 
	{
		for(int i=0;i<n;i++)
			if(!st[i])
			{
				for(int j=0;j<m;j++) v[j]+=w[i][j];
				summon+=book[i];
				int flag=1;
				for(int j=0;j<m;j++) if(v[j]<x) flag=0;
				if(flag) 
				{
					if(summon<minmon) minmon=summon;
				}
				st[i]=1;
				dfs(u+1,summon);
				for(int j=0;j<m;j++) v[j]-=w[i][j];
				summon-=book[i];
				st[i]=0;
			}
	}	
}

int main()
{
	scanf("%d%d%d",&n,&m,&x);
	for(int i=0;i<n;i++)
	{
		scanf("%d",&book[i]);
		for(int j=0;j<m;j++) scanf("%d",&w[i][j]);
	}
	dfs(0,0);
	if(minmon==2e9) printf("-1");
	else printf("%d",minmon);

	return 0;
}

Compiler output:
a.cc: In function 'void dfs(int, int)':
a.cc:20:9: error: 'num' was not declared in this scope; did you mean 'enum'?
   20 |         num++;
      |         ^~~
      |         enum
Language: C++

#include<iostream>
using namespace std;
int main()
{
	string str1;
    string str2;
	cin >> str1 >> str2;
  	size_t length = strlen(str1);
  	bool comp = str2.compare(0,length,str1);
    if(comp){
      cout << "Yes"; 
    } else{
      cout << "No" ;
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:25: error: 'strlen' was not declared in this scope
    8 |         size_t length = strlen(str1);
      |                         ^~~~~~
a.cc:2:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    1 | #include<iostream>
  +++ |+#include <cstring>
    2 | using namespace std;
Language: C

S = input()
t = input()

T = t[:-1]
if S == T:
    print("Yes")
else:
    print("No")

Compiler output:
main.c:1:1: warning: data definition has no type or storage class
    1 | S = input()
      | ^
main.c:1:1: error: type defaults to 'int' in declaration of 'S' [-Wimplicit-int]
main.c:1:5: error: implicit declaration of function 'input' [-Wimplicit-function-declaration]
    1 | S = input()
      |     ^~~~~
main.c:1:5: error: initializer element is not constant
main.c:2:1: error: expected ',' or ';' before 't'
    2 | t = input()
      | ^
Language: C++

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

int main() {
  string S,T;
  cin>>S>>T;
  S.push_back(T.at(S.size()));
  if(S==T){
    cout<<"Yes"<<ensl;
  }
  else{
    cout<<"No"<<endl;
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: 'ensl' was not declared in this scope
    9 |     cout<<"Yes"<<ensl;
      |                  ^~~~
Language: C++

#include<iostream>
#include<cstring>
#include<algorithm>
using namespace std;
int main()
{
  string s,f;
  cin>>s;
  cin>>f;
  int c=f.length();
  f-=f[c-1];
  if(s==f) cout<<"Yes";
  else cout<<"No";
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:4: error: no match for 'operator-=' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'})
   11 |   f-=f[c-1];
Language: Java

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

public class Solution{
	static PrintWriter out=new PrintWriter(System.out);
	public static void main (String[] args) throws IOException{
		BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
		
		String[] input=br.readLine().trim().split(" ");
		
		
		String a=input[0];
		input=br.readLine().trim().split(" ");
		String b=input[0];
		
		out.println(isPossible(a,b));
		
		out.flush();
		out.close();
	}
	public static String isPossible(String a,String b)
	{
	   if(b.length()==a.length()+1){
	       for(int i=0;i<a.length();i++){
	           if(a.charAt(i)!=b.charAt(i)){
	               return "No";
	           }
	       }
	       return "Yes";
	   }
	   else{
	       return "No";
	   }
	}
}

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

#include<bits/stdc++.h>
using namespace std;
int main()
{
  string s, t;
  cin>>s>>t;
  for(int i=0;i<s.size();i++)
  {
    if(s[i]!=t[i]
       {
         cout<<"No"<<endl;
         return 0;
       }
  }
       cout<<"Yes";
       return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:18: error: expected ')' before '{' token
    9 |     if(s[i]!=t[i]
      |       ~          ^
      |                  )
   10 |        {
      |        ~          
a.cc:14:3: error: expected primary-expression before '}' token
   14 |   }
      |   ^
Language: C++

#include<bits.stdc++.h>
using namespace std;
int main()
{
  string s, t;
  cin>>s>>t;
  for(int i=0;i<s.size();i++)
  {
    if(s[i]!=t[i]
       {
         cout<<"No"<<endl;
         return 0;
       }
  }
       cout<<"Yes";
       return 0;
}

Compiler output:
a.cc:1:9: fatal error: bits.stdc++.h: No such file or directory
    1 | #include<bits.stdc++.h>
      |         ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include<bits/stdc++.h>
#include<iostream>
using namespace std;
typedef long long int ll;
#define mod                          1000000007  // 1e9 + 7 >>>  ans%mod
#define greator_sort(arr,n)          sort(arr, arr+n, greater<int>())  //descending order sorting of array
#define mk(arr,n,type)               type*arr = new type[n];    //to make array dynamically // n = size_of_array  |  type = int or long long etc;                      
#define w(x)                         int x;cin>>x; while(x--)   //x = test cases




int main()
{
	int check;
	string s;cin>>s;
	string t;cin>>t;
	for(int i=0;i<s.siz(),i++)
	{
		if(t[i]==s[i])
			check=1;

		else if(t[i] !=s[i])
			check=0;
			cout<<"No"<<endl;
		    break;
	}
	if(check==1)
		cout<<"Yes"<<endl;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:18:25: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'siz'; did you mean 'size'?
   18 |         for(int i=0;i<s.siz(),i++)
      |                         ^~~
      |                         size
a.cc:18:34: error: expected ';' before ')' token
   18 |         for(int i=0;i<s.siz(),i++)
      |                                  ^
      |                                  ;
Language: C++

#include <iostream>
#include <string>
using namespace std;
 
int main(void) {
  string s, t;
  cin >> s >> t;
  for (int i = 0; i < s.length(); i++) {
    if (s[i] != t[i]) {
      cout << "No" << endl;
      return 0;
    }
  }
  cout << "Yes" << endl;
  return 0;

Compiler output:
a.cc: In function 'int main()':
a.cc:15:12: error: expected '}' at end of input
   15 |   return 0;
      |            ^
a.cc:5:16: note: to match this '{'
    5 | int main(void) {
      |                ^
Language: C++

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

int main(){
  int S;
  int T;
  cin >> S >> T;
  
  if (S.size()==T.size() - 1) {
    cout << "Yes" << endl;
  }
  
  else {
    cout << "No" << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:9: error: request for member 'size' in 'S', which is of non-class type 'int'
    9 |   if (S.size()==T.size() - 1) {
      |         ^~~~
a.cc:9:19: error: request for member 'size' in 'T', which is of non-class type 'int'
    9 |   if (S.size()==T.size() - 1) {
      |                   ^~~~
Language: C++

/****************************
/////  Shubham Singhal
/////  LNMIIT
*****************************/
#include <bits/stdc++.h>
#define ff first
#define ss second
#define mp make_pair
#define pb push_back
#define ppb pop_back
#define pf push_front
#define ppf pop_front
#define eb emplace_back
#define lwr lower_bound
#define upr upper_bound
#define pq priority_queue
#define umap unordered_map
#define rep(i,n) for(i=0; i<n;i++)
#define repp(i,a,n) for(i=a; i<n;i++)
#define precise(x) cout<<fixed<<setprecision(x)
#define all(x) x.begin(),x.end()
#define lcm(a,b) (a*b)/__gcd(a,b)
#define prn(x) cout<<x<<"\n"
#define prn2(x, y) cout<<x<<" "<<y<<"\n"
#define prn3(x, y, z) cout<<x<<" "<<y<<" "<<z<<"\n"
#define prn4(x, y, z, a) cout<<x<<" "<<y<<" "<<z<<" "<<a<<"\n"
#define prnv(x) for(auto i:x) cout<<i<<" "; cout<<"\n"
#define MOD 1000000007
#define MAX 300005
using namespace std;
 
typedef unsigned long long ull;
typedef long long ll;
typedef double ld;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
typedef pair<int, ll> pil;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd; 
typedef vector<int> vi;
typedef vector<long> vl;
typedef vector<char> vc;
typedef vector<ll> vll;
typedef vector<bool> vb;
typedef vector<double> vd;
typedef vector<string> vs;
typedef vector<pii> vpii;
typedef vector<pil> vpil;
typedef vector<pli> vpli;
typedef vector<pll> vpll;
const long long INF64 = 1e18;
clock_t time_p=clock();
void time()
{
    time_p=clock()-time_p;
    cerr<<"Time Taken : "<<(float)(time_p)/CLOCKS_PER_SEC<<"\n";
}
void doc()
{
   	freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
}
void fast()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
}

int main()
{
	fast();
	string s,t;
	cin>>s>>t;
	bool flag=true;
	for(i=0;i<s.length();i++)
	{
		if(s[i]!=t[i])
			flag=false;
	}
	if(flag)
		cout<<"Yes";
	else
		cout<<"No";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:75:13: error: 'i' was not declared in this scope
   75 |         for(i=0;i<s.length();i++)
      |             ^
Language: C++

/****************************
/////  Shubham Singhal
/////  LNMIIT
*****************************/
#include <bits/stdc++.h>
#define ff first
#define ss second
#define mp make_pair
#define pb push_back
#define ppb pop_back
#define pf push_front
#define ppf pop_front
#define eb emplace_back
#define lwr lower_bound
#define upr upper_bound
#define pq priority_queue
#define umap unordered_map
#define rep(i,n) for(i=0; i<n;i++)
#define repp(i,a,n) for(i=a; i<n;i++)
#define precise(x) cout<<fixed<<setprecision(x)
#define all(x) x.begin(),x.end()
#define lcm(a,b) (a*b)/__gcd(a,b)
#define prn(x) cout<<x<<"\n"
#define prn2(x, y) cout<<x<<" "<<y<<"\n"
#define prn3(x, y, z) cout<<x<<" "<<y<<" "<<z<<"\n"
#define prn4(x, y, z, a) cout<<x<<" "<<y<<" "<<z<<" "<<a<<"\n"
#define prnv(x) for(auto i:x) cout<<i<<" "; cout<<"\n"
#define MOD 1000000007
#define MAX 300005
using namespace std;
 
typedef unsigned long long ull;
typedef long long ll;
typedef double ld;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
typedef pair<int, ll> pil;
typedef pair<ll, ll> pll;
typedef pair<double, double> pdd; 
typedef vector<int> vi;
typedef vector<long> vl;
typedef vector<char> vc;
typedef vector<ll> vll;
typedef vector<bool> vb;
typedef vector<double> vd;
typedef vector<string> vs;
typedef vector<pii> vpii;
typedef vector<pil> vpil;
typedef vector<pli> vpli;
typedef vector<pll> vpll;
const long long INF64 = 1e18;
clock_t time_p=clock();
void time()
{
    time_p=clock()-time_p;
    cerr<<"Time Taken : "<<(float)(time_p)/CLOCKS_PER_SEC<<"\n";
}
void doc()
{
   	freopen("input.txt","r",stdin);
    freopen("output.txt","w",stdout);
}
void fast()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
}

int main()
{
	fast();
	string s,t;
	cin>>s>>t;
	bool flag=true;
	for(i=0;i<s.length();i++)
	{
		if(s[i]!=t[i])
			flag=false;
	}
	if(flag)
		cout<<"yes";
	else
		cout<<"no";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:75:13: error: 'i' was not declared in this scope
   75 |         for(i=0;i<s.length();i++)
      |             ^
Language: C++

#include<bits/stdc++.h>

using namespace std;

int main(){

  string a,t;
  
  int s1,s2,w=0;
  
  s1=a.length();
  s2=t.length();
  
  for(int i=0;i<s1;s++)
  {
  	 if( (a.at(i) - t.at(i))
        {
        	w=1;
        }
  }
       
       if( a.at(s1-1) != t.at(s2-1))
        {
        	w=1;
        }
        
     if(w ==1)
        {
        	cout<<"No"<<endl;
        }
        else
        {
        	cout<<"Yes"<<endl;
        }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:20: error: 's' was not declared in this scope
   14 |   for(int i=0;i<s1;s++)
      |                    ^
a.cc:16:33: error: expected ')' before '{' token
   16 |          if( (a.at(i) - t.at(i))
      |            ~                    ^
      |                                 )
   17 |         {
      |         ~                        
a.cc:20:3: error: expected primary-expression before '}' token
   20 |   }
      |   ^
Language: C++

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

int main() {
     string S,T;
     string ans = "Yes";
     cin >> S >> T;
     if(S.length() + 1 == T.length()) {
         for(int i=0;i<S.length();i++) {
             if(S[i] != T[i]) {
                  ans = "No";
                  break;
              } 
          }   
      } else {
          ans = "No";
      }
      cout << ans;
  }
~      


Compiler output:
a.cc:20:2: error: expected class-name at end of input
   20 | ~
      |  ^
Language: C++

#include<bits/stdc++.h>
  2 using namespace std;
  3 
  4 int main() {
  5     string S,T;
  6     string ans = "Yes";
  7     cin >> S >> T;
  8     if(S.length() + 1 == T.length()) {
  9         for(int i=0;i<S.length();i++) {
 10             if(S[i] != T[i]) {
 11                 ans = "No";
 12                 break;
 13             } 
 14         }   
 15     } else {
 16         ans = "No";
 17     }
 18     cout << ans;
 19 }
~      

Compiler output:
a.cc:2:3: error: expected unqualified-id before numeric constant
    2 |   2 using namespace std;
      |   ^
a.cc:3:3: error: expected unqualified-id before numeric constant
    3 |   3
      |   ^
a.cc:20:2: error: expected class-name at end of input
   20 | ~
      |  ^
Language: C++

#include <iostream>
#include <string>
using namespace std;
int main(){
string s,t;
cin >> s;
cin >> t;
bool same = true;
if(s.length()>=1&&s.lenth()<=10){
for(int i = 0;i < s.length();i++){
if(s[i]!=t[i])same = false;
}
if(same){
cout << "Yes" << endl;
}else{
cout << "No" << endl;
}
}
return 0;
}









Compiler output:
a.cc: In function 'int main()':
a.cc:9:21: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'lenth'; did you mean 'length'?
    9 | if(s.length()>=1&&s.lenth()<=10){
      |                     ^~~~~
      |                     length
Language: C++

#unclude<bits/stdc++.h>
using namespace std;
int main(){
  string s,t;
  cin >> s >> t;
  int l=s.size();
  int flag=0;
  for(int i=0;i<l;i++){
    if(s.at(i)!=t.at(i)){
      flag++;
    }
  }
  if(flag==0){
    cout << "Yes" << endl;
  }else{
    cout << "No" << endl;
  }
}
    


Compiler output:
a.cc:1:2: error: invalid preprocessing directive #unclude; did you mean #include?
    1 | #unclude<bits/stdc++.h>
      |  ^~~~~~~
      |  include
a.cc: In function 'int main()':
a.cc:4:3: error: 'string' was not declared in this scope
    4 |   string s,t;
      |   ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
  +++ |+#include <string>
    1 | #unclude<bits/stdc++.h>
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> s >> t;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #unclude<bits/stdc++.h>
a.cc:5:10: error: 's' was not declared in this scope
    5 |   cin >> s >> t;
      |          ^
a.cc:5:15: error: 't' was not declared in this scope
    5 |   cin >> s >> t;
      |               ^
a.cc:14:5: error: 'cout' was not declared in this scope
   14 |     cout << "Yes" << endl;
      |     ^~~~
a.cc:14:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:14:22: error: 'endl' was not declared in this scope
   14 |     cout << "Yes" << endl;
      |                      ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | #unclude<bits/stdc++.h>
a.cc:16:5: error: 'cout' was not declared in this scope
   16 |     cout << "No" << endl;
      |     ^~~~
a.cc:16:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:16:21: error: 'endl' was not declared in this scope
   16 |     cout << "No" << endl;
      |                     ^~~~
a.cc:16:21: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
Language: C++

#unclude<bits/stdc++.h>
using namespace std;
int main(){
  string s,t;
  cin >> s >> t;
  int l=s.size();
  int flag=0;
  for(int i=0;i<l;i++){
    if(s.at(i)!=t.at(i)){
      flag++;
    }
  }
  if(flag==0){
    cout << 'Yes' << endl;
  }else{
    cout << 'No' << endl;
  }
}
    

Compiler output:
a.cc:1:2: error: invalid preprocessing directive #unclude; did you mean #include?
    1 | #unclude<bits/stdc++.h>
      |  ^~~~~~~
      |  include
a.cc:14:13: warning: multi-character character constant [-Wmultichar]
   14 |     cout << 'Yes' << endl;
      |             ^~~~~
a.cc:16:13: warning: multi-character character constant [-Wmultichar]
   16 |     cout << 'No' << endl;
      |             ^~~~
a.cc: In function 'int main()':
a.cc:4:3: error: 'string' was not declared in this scope
    4 |   string s,t;
      |   ^~~~~~
a.cc:1:1: note: 'std::string' is defined in header '<string>'; this is probably fixable by adding '#include <string>'
  +++ |+#include <string>
    1 | #unclude<bits/stdc++.h>
a.cc:5:3: error: 'cin' was not declared in this scope
    5 |   cin >> s >> t;
      |   ^~~
a.cc:1:1: note: 'std::cin' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
  +++ |+#include <iostream>
    1 | #unclude<bits/stdc++.h>
a.cc:5:10: error: 's' was not declared in this scope
    5 |   cin >> s >> t;
      |          ^
a.cc:5:15: error: 't' was not declared in this scope
    5 |   cin >> s >> t;
      |               ^
a.cc:14:5: error: 'cout' was not declared in this scope
   14 |     cout << 'Yes' << endl;
      |     ^~~~
a.cc:14:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:14:22: error: 'endl' was not declared in this scope
   14 |     cout << 'Yes' << endl;
      |                      ^~~~
a.cc:1:1: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
  +++ |+#include <ostream>
    1 | #unclude<bits/stdc++.h>
a.cc:16:5: error: 'cout' was not declared in this scope
   16 |     cout << 'No' << endl;
      |     ^~~~
a.cc:16:5: note: 'std::cout' is defined in header '<iostream>'; this is probably fixable by adding '#include <iostream>'
a.cc:16:21: error: 'endl' was not declared in this scope
   16 |     cout << 'No' << endl;
      |                     ^~~~
a.cc:16:21: note: 'std::endl' is defined in header '<ostream>'; this is probably fixable by adding '#include <ostream>'
Language: C

#include<stdio.h>
#include<string.h>
 
int main(void)
{
  scanf("%s %s",&s,&t);
	
  for(a=0; moji[a]!='\0'; ++a);
  for(b=0; moji[b]!='\0'; ++b);
//s1とs2の4番目までの文字が同じ値かどうか
if(strncmp(s,t,a)==0){
   if(b == a+1){
   		printf("Yes");
   }else{
   	printf("No");
   }
  
}

Compiler output:
main.c: In function 'main':
main.c:6:18: error: 's' undeclared (first use in this function)
    6 |   scanf("%s %s",&s,&t);
      |                  ^
main.c:6:18: note: each undeclared identifier is reported only once for each function it appears in
main.c:6:21: error: 't' undeclared (first use in this function)
    6 |   scanf("%s %s",&s,&t);
      |                     ^
main.c:8:7: error: 'a' undeclared (first use in this function)
    8 |   for(a=0; moji[a]!='\0'; ++a);
      |       ^
main.c:8:12: error: 'moji' undeclared (first use in this function)
    8 |   for(a=0; moji[a]!='\0'; ++a);
      |            ^~~~
main.c:9:7: error: 'b' undeclared (first use in this function)
    9 |   for(b=0; moji[b]!='\0'; ++b);
      |       ^
main.c:18:1: error: expected declaration or statement at end of input
   18 | }
      | ^
Language: C++

#include <bits/stdc++.h>
#define rep(I,n) for (int I = 0; I < (n); ++I)
#define FOR(I,k,n) for(int I=(k);I<(n);++I)
using namespace std;
typedef long long ll;
 
int main() {

    string s;
    string t;
    cin >> s;
    cin >> t;

    t.popback();
    if(s==t) {
        cout << "Yes"<< endl;
    }
    else
    {
        cout << "No"  <<endl;
    }
    
    
  
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:14:7: error: 'std::string' {aka 'class std::__cxx11::basic_string<char>'} has no member named 'popback'; did you mean 'pop_back'?
   14 |     t.popback();
      |       ^~~~~~~
      |       pop_back
Language: Java

import java.util.*;

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

        String s;
        String t;

        do{
            String s = sc.nextLine();
            String t = sc.nextLine();
        }while(s.length() < 1 || s.length() > 10);

        String ss = s.substring(0, s.length()-1);
        String ts = t.substring(0, s.length()-1);

        if(ss.equals(ts) && s.length()+1 == t.length()){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
}


Compiler output:
Main.java:11: error: variable s is already defined in method main(String[])
            String s = sc.nextLine();
                   ^
Main.java:12: error: variable t is already defined in method main(String[])
            String t = sc.nextLine();
                   ^
2 errors
Language: Java

import java.util.*;

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

        do{
            String s = sc.nextLine();
            String t = sc.nextLine();
        }while(s.length() < 1 || s.length() > 10);
            
        
        String s = sc.nextLine();
        String t = sc.nextLine();

        String ss = s.substring(0, s.length()-1);
        String ts = t.substring(0, s.length()-1);

        if(ss.equals(ts) && s.length()+1 == t.length()){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
}


Compiler output:
Main.java:10: error: cannot find symbol
        }while(s.length() < 1 || s.length() > 10);
               ^
  symbol:   variable s
  location: class Main
Main.java:10: error: cannot find symbol
        }while(s.length() < 1 || s.length() > 10);
                                 ^
  symbol:   variable s
  location: class Main
2 errors
Language: Java

import java.util.*;

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

        do{
            String s = sc.nextLine();
            String t = sc.nextLine();
        }while(s.length() < 1 || s.length() > 10)
            
        
        String s = sc.nextLine();
        String t = sc.nextLine();

        String ss = s.substring(0, s.length()-1);
        String ts = t.substring(0, s.length()-1);

        if(ss.equals(ts) && s.length()+1 == t.length()){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
}


Compiler output:
Main.java:10: error: ';' expected
        }while(s.length() < 1 || s.length() > 10)
                                                 ^
1 error
Language: Java

import java.util.Scanner;

public class AtCoder {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
        String S = sc.nextLine();
        String T = sc.nextLine();
		if(S.length() + 1 == T.length()) {
			
			String TS = T.substring(0,S.length());
			if(TS.equals (S)) {
				System.out.println("Yes");
			}else {
				System.out.println("No");
			}
			
		}else {
			System.out.println("No");
		}

}
}

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

public class AtCoder {

	public static void main(String[] args) {
		String S = "", T = "";
		if(S.length() + 1 == T.length()) {
			
			String TS = T.substring(0,S.length());
			if(TS.equals (S)) {
				System.out.println("Yes");
			}else {
				System.out.println("No");
			}
			
		}else {
			System.out.println("No");
		}
	}

}


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

import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		String S = sc.next();
      	String T = sc.next();
      	
      	String[] Sr = str.split("");
      	String[] Tr = Ttr.split("");
        
		for(int i=0;i<Sr.length;i++){
        if(Sr[i]==Tr[i]&&Sr.length+1==Tr.length){
        	System.out.println("Yes");
        }
        else{
        System.out.println("No");
        }
        }
		
	}
}

Compiler output:
Main.java:9: error: cannot find symbol
      	String[] Sr = str.split("");
      	              ^
  symbol:   variable str
  location: class Main
Main.java:10: error: cannot find symbol
      	String[] Tr = Ttr.split("");
      	              ^
  symbol:   variable Ttr
  location: class Main
2 errors
Language: Java

import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		String S = sc.next();
      	String T = sc.next();
      	
      	String[] Sr = str.split("");
      	String[] Tr = Ttr.split("");
        
		for(int i=0;i<Sr[].length;i++){
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
        	System.out.println("Yes");
        }
        else{
        System.out.println("No");
        }
        }
		
	}
}
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		String S = sc.next();
      	String T = sc.next();
      	
      	String[] Sr = str.split("");
      	String[] Tr = Ttr.split("");
        
		for(int i=0;i<Sr.length;i++){
        if(Sr[i]==Tr[i]&&Sr.length+1==Tr.length){
        	System.out.println("Yes");
        }
        else{
        System.out.println("No");
        }
        }
		
	}
}
提出情報

Compiler output:
Main.java:12: error: class expected
		for(int i=0;i<Sr[].length;i++){
		                   ^
Main.java:13: error: class expected
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
                              ^
Main.java:13: error: class expected
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
                                             ^
Main.java:23: error: class, interface, enum, or record expected
import java.util.*;
^
Main.java:45: error: reached end of file while parsing
????
^
5 errors
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
 
int main() {
  string s, t;
  cin >> s >> t;
  t.erase(s.length);
  if (s == t){
    cout << "Yes" << endl;
  }else{
    cout << "No" << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: invalid use of non-static member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::length() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
    8 |   t.erase(s.length);
      |           ~~^~~~~~
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1083:7: note: declared here
 1083 |       length() const _GLIBCXX_NOEXCEPT
      |       ^~~~~~
Language: Java


import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		String S = sc.next();
      	String T = sc.next();
      	
      	String[] Sr = str.split("");
      	String[] Tr = Ttr.split("");
        
		for(int i=0;i<Sr[].length;i++){
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
        	System.out.println("Yes");
        }
        else{
        System.out.println("No");
        }
        }
		
	}
}

Compiler output:
Main.java:13: error: class expected
		for(int i=0;i<Sr[].length;i++){
		                   ^
Main.java:14: error: class expected
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
                              ^
Main.java:14: error: class expected
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
                                             ^
3 errors
Language: C++

#include <bits/stdc++.h>
using namespace std;
 
 
int main() {
  string s, t;
  cin >> s >> t;
  t.erase(s.size);
  if (s == t){
    cout << "Yes" << endl;
  }else{
    cout << "No" << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: invalid use of non-static member function 'std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size_type std::__cxx11::basic_string<_CharT, _Traits, _Alloc>::size() const [with _CharT = char; _Traits = std::char_traits<char>; _Alloc = std::allocator<char>; size_type = long unsigned int]'
    8 |   t.erase(s.size);
      |           ~~^~~~
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:1:
/usr/include/c++/14/bits/basic_string.h:1076:7: note: declared here
 1076 |       size() const _GLIBCXX_NOEXCEPT
      |       ^~~~
Language: Java

#164B(Atcoder)
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		String S = sc.next();
      	String T = sc.next();
      	
      	String[] Sr = str.split("");
      	String[] Tr = Ttr.split("");
        
		for(int i=0;i<Sr[].length,i++){
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
        	System.out.println("Yes");
        }
        else{
        System.out.println("No");
        }
        }
		
	}
}


Compiler output:
Main.java:1: error: illegal character: '#'
#164B(Atcoder)
^
Main.java:1: error: class, interface, enum, or record expected
#164B(Atcoder)
    ^
Main.java:13: error: class expected
		for(int i=0;i<Sr[].length,i++){
		                   ^
Main.java:13: error: ';' expected
		for(int i=0;i<Sr[].length,i++){
		                         ^
Main.java:14: error: class expected
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
                              ^
Main.java:14: error: class expected
        if(Sr[i]==Tr[i]&&Sr[].length+1==Tr[].length){
                                             ^
6 errors
Language: C++

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

int main(){
  string s,t;
  cin >> s >> t;
  bool flag = True;
  for(int i = 0; i < s.size()-1; i++){
    if(s.at(i) != t.at(i))
      flag = False;
  }
  
  if(flag)
    cout << "Yes" << endl;
  else
    cout << "No" << endl;
}
    


Compiler output:
a.cc: In function 'int main()':
a.cc:7:15: error: 'True' was not declared in this scope
    7 |   bool flag = True;
      |               ^~~~
a.cc:10:14: error: 'False' was not declared in this scope
   10 |       flag = False;
      |              ^~~~~
Language: C++

#include<iostream>
#include<string.h>
using namespace std;
int main() 
{
  strings,t;
  cin >> s >> t;
  
  int l = S.length();
  
  for(int i = 0;i<=l; i++){
    if(s[i] != t[i]){
      cout << "No";
      break;
    }
    else if (i == l - 1){
	  cout << "Yes";
      break;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'strings' was not declared in this scope; did you mean 'stdin'?
    6 |   strings,t;
      |   ^~~~~~~
      |   stdin
a.cc:6:11: error: 't' was not declared in this scope; did you mean 'tm'?
    6 |   strings,t;
      |           ^
      |           tm
a.cc:7:10: error: 's' was not declared in this scope
    7 |   cin >> s >> t;
      |          ^
a.cc:9:11: error: 'S' was not declared in this scope
    9 |   int l = S.length();
      |           ^
Language: C++

#include<iostream>
#include<string.h>
using namespace std;
int main() 
{
  strings,t;
  cin >> s >> t;
  
  int l = S.length();
  
  for(int i = 0;i<=l; i++){
    if(S[i] != T[i]){
      cout << "No";
      break;
    }
    else if (i == l - 1){
	  cout << "Yes";
      break;
    }
  }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:6:3: error: 'strings' was not declared in this scope; did you mean 'stdin'?
    6 |   strings,t;
      |   ^~~~~~~
      |   stdin
a.cc:6:11: error: 't' was not declared in this scope; did you mean 'tm'?
    6 |   strings,t;
      |           ^
      |           tm
a.cc:7:10: error: 's' was not declared in this scope
    7 |   cin >> s >> t;
      |          ^
a.cc:9:11: error: 'S' was not declared in this scope
    9 |   int l = S.length();
      |           ^
a.cc:12:16: error: 'T' was not declared in this scope
   12 |     if(S[i] != T[i]){
      |                ^
Language: C++

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

int main(){
  int s,t;
  cin >> s >> t;
  int flag = 0;
  for(int i = 0; i < s.size()-1; i++){
    if(s.at(i) != t.at(i))
      flag = 1;
  }
  
  if(flag)
    cout << "No" << endl;
  else
    cout << "Yes" << endl;
}
    

Compiler output:
a.cc: In function 'int main()':
a.cc:8:24: error: request for member 'size' in 's', which is of non-class type 'int'
    8 |   for(int i = 0; i < s.size()-1; i++){
      |                        ^~~~
a.cc:9:10: error: request for member 'at' in 's', which is of non-class type 'int'
    9 |     if(s.at(i) != t.at(i))
      |          ^~
a.cc:9:21: error: request for member 'at' in 't', which is of non-class type 'int'
    9 |     if(s.at(i) != t.at(i))
      |                     ^~
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main()
{
  char s[10],t[11];
  cin>>s;
  cin>>t;
  int l,count=0;
  l = s.length();  
  for(int i=0;i<l;i++){
    if(s[i]==t[i]){
      count++;
    }
  }
  if(count==l){
    cout<<"YES\n";
  }
  else{
    cout<<"NO\n";
  }
  return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: request for member 'length' in 's', which is of non-class type 'char [10]'
   10 |   l = s.length();
      |         ^~~~~~
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main()
{
  char s[10],t[11];
  cin>>s;
  cin>>t;
  int l,count=0;
  l=len(s);
  for(int i=0;i<l;i++){
    if(s[i]==t[i]){
      count++;
    }
  }
  if(count==l){
    cout<<"YES\n";
  }
  else{
    cout<<"NO\n";
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:5: error: 'len' was not declared in this scope
   10 |   l=len(s);
      |     ^~~
Language: C++

#include<bits/stdc+.h>
uisng namespace std;
int main()
{
  string s,t;
  cin>>s>>t;
  int n=s.size();
  int m=t.size();
  if(n+1==m)
  {
    for(int i=0;i<n;i++)
      if(s[i]!=t[i]){
        cout<<"NO\n";
        return 0;}
    cout<<"Yes\n";
  }
  else
    cout<<"No\n";
  return 0;
}

Compiler output:
a.cc:1:9: fatal error: bits/stdc+.h: No such file or directory
    1 | #include<bits/stdc+.h>
      |         ^~~~~~~~~~~~~~
compilation terminated.
Language: Java

import java.util.*;
public class main {
	public static void main(String args[]) {
		Scanner s = new Scanner(System.in);
		String s1 = s.next();
		String s2 = s.next();
		
		char[] s1c = s1.toCharArray();
		char[] s2c = s2.toCharArray();
		
		boolean ok = true;
		
		for(int i = 0; i < s1c.length; i++) {
			if(s1c[i] != s2c[i])
				ok = false;
		}
		
		if(ok) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
		
		s.close();
	}
}


Compiler output:
Main.java:2: error: class main is public, should be declared in a file named main.java
public class main {
       ^
1 error
Language: Java

import java.util.*;
public class CompProg {
	public static void main(String args[]) {
		Scanner s = new Scanner(System.in);
		String s1 = s.next();
		String s2 = s.next();
		
		char[] s1c = s1.toCharArray();
		char[] s2c = s2.toCharArray();
		
		boolean ok = true;
		
		for(int i = 0; i < s1c.length; i++) {
			if(s1c[i] != s2c[i])
				ok = false;
		}
		
		if(ok) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
		
		s.close();
	}
}


Compiler output:
Main.java:2: error: class CompProg is public, should be declared in a file named CompProg.java
public class CompProg {
       ^
1 error
Language: C

#include <stdio.h>
#include <string.h>
int main () {
	char s[20],t[20];
  	int i,j;
  gets(s);
  gets(t);
  for( i=0; i<strlen(a); i++){
    if(a[i]!=b[i]){
      puts("No");
      return 0;
    }
  }
  puts("Yes");
  return 0;

 
}
  


Compiler output:
main.c: In function 'main':
main.c:6:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    6 |   gets(s);
      |   ^~~~
      |   fgets
main.c:8:22: error: 'a' undeclared (first use in this function)
    8 |   for( i=0; i<strlen(a); i++){
      |                      ^
main.c:8:22: note: each undeclared identifier is reported only once for each function it appears in
main.c:9:14: error: 'b' undeclared (first use in this function)
    9 |     if(a[i]!=b[i]){
      |              ^
Language: C

#include <stdio.h>
#include <string.h>
int main () {
	char s[20],t[20];
  	int i,j;
  gets(s);
  gets(t);
  
  for(i=0;s[i]==t[i] && i<10;){
  i++;
  }
  if(i==strlen(s) && strlen(t)<=10){

  printf("Yes");
  return 0;
  }else{
  printf("No");
  return 0;
  }
}
  
}

Compiler output:
main.c: In function 'main':
main.c:6:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    6 |   gets(s);
      |   ^~~~
      |   fgets
main.c: At top level:
main.c:22:1: error: expected identifier or '(' before '}' token
   22 | }
      | ^
Language: C

#include <stdio.h>
#include <string.h>
int main () {
	char s[20],t[20];
  	int i,j;
  gets(s);
  gets(t);
  
  for( i=0; i<strlen(s); i++){
    if(s[i]!=t[i]){
      puts("No");
      return 0;
    }
  }
  puts("Yes");
  return 0;
}
}
  


Compiler output:
main.c: In function 'main':
main.c:6:3: error: implicit declaration of function 'gets'; did you mean 'fgets'? [-Wimplicit-function-declaration]
    6 |   gets(s);
      |   ^~~~
      |   fgets
main.c: At top level:
main.c:18:1: error: expected identifier or '(' before '}' token
   18 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
 string s1,s2;
  cin>>s2;
  cin>>s1;
  int m=0,n2=s2.size();
  for(i=0;i<n2;i++)
  {
    if(s1[i]!=s2[i])
    {
      m=1;
      break;
    }
  }
  if(m==1)
    cout<<"No"<<endl;
  else
      cout<<"Yes"<<endl;
   
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: 'i' was not declared in this scope
    9 |   for(i=0;i<n2;i++)
      |       ^
Language: Java

import java.util.*;

class Main{
  public static void main(String[]args){
    Scanner sc=new Scanner(System.in);
    String s=sc.next();
    String s1=sc.next();
    
    if(s1.length()-1!=s.length())
    {System.out.println("No");return 0;}
    
    
    if(s1.contains(s))
      System.out.println("Yes");
    else
      System.out.println("No");
    
  }
}  

Compiler output:
Main.java:10: error: incompatible types: unexpected return value
    {System.out.println("No");return 0;}
                                     ^
1 error
Language: C++

#include<bits/stdc++.h>
#define rep0(i,n) for(i=0;i<n;i++)
#define rep(i,n) for(i=1;i<=n;i++)
#define reps(i,a,n) for(i=a;i<=n;i++)
#define mem(ara,n) memset(ara,n,sizeof(ara))
#define memb(ara) memset(ara,false,sizeof(ara))
#define all(x) (x).begin(),(x).end()
#define fast ios_base:: sync_with_stdio( false ); cin.tie(0); cout.tie(0);
#define eb              emplace_back
#define em              emplace
#define pb              push_back
#define Mp              make_pair
#define ff              first
#define ss              second
#define mod 1000000007
typedef long long ll;
using namespace std;

const int M = (int)(2e6 + 239);

void decitobinbitodeci()
{
    string binary = bitset<8>(128).to_string(); //to binary
    cout<<binary<<"\n";

    unsigned long decimal = bitset<8>(binary).to_ulong();
    cout<<decimal<<"\n";
}

int getnum(string a)
{
    int i,p=0;
    rep0(i,a.size())
    {
        p*=10;
        p+=a[i]-'0';
    }
    return p;
}

/*
1.always remember for ncr(n,2), you can calculate by->
n*(n-1)/2
2.Power of 2 ->  (1ll<<i)
*/

int main()
{
    /*#ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
    #endif*/
    fast

    string a,b;
    cin>>a>>b;
    ll s=b.substr(0,a.size());
    if(a==b)
    {
        cout<<"Yes"<<endl;
    }
    else
    {
        cout<<"No"<<endl;
    }
}

/*Remember Remember, if you are so much excited that
your mind is shaking,
this is not the last contest that you are proceeding now,
if Almighty wants,
time will come.*/


Compiler output:
a.cc: In function 'int main()':
a.cc:57:18: error: cannot convert 'std::__cxx11::basic_string<char>' to 'll' {aka 'long long int'} in initialization
   57 |     ll s=b.substr(0,a.size());
      |          ~~~~~~~~^~~~~~~~~~~~
      |                  |
      |                  std::__cxx11::basic_string<char>
Language: Java

import java.io.*;
import java.util.StringTokenizer;

public class A {
    public static void main(String[] args) throws IOException {
        PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
        InputReader in=new InputReader(System.in);
        String s=in.next();
        String t=in.next();
        boolean flag=true;
        for(int i=0;i<s.length();i++)
            if(s.charAt(i)!=t.charAt(i))
                flag=false;
            if(flag&&t.length()-s.length()==1)
                out.println("Yes");
            else
                out.println("No");
        out.flush();
    }
    static class InputReader{
        private BufferedReader in;
        private StringTokenizer tokenizer;
        public InputReader(InputStream stream){
            in = new BufferedReader(new InputStreamReader(stream),32768);
            tokenizer = null;
        }
        public String next() throws IOException{
            while(tokenizer==null || !tokenizer.hasMoreTokens()){
                tokenizer = new StringTokenizer(in.readLine());
            }
            return tokenizer.nextToken();
        }
        public Long nextLong() throws IOException {
            String next = next();
            return Long.valueOf(next);
        }
        public int nextInt() throws IOException{
            return Integer.valueOf(next());
        }
    }
}

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