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

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

int main(){
    char S[100];
    int K;
    bool flag = true;
    cin >> S >> K;
    for(int i=0;i<K;i++){
        if(i==100){
            break;
            }
        if(S[i]!=1){
            cout << S[i] << "\n";
            flag = false;
            break;
        }
    }
    if(flag){cout << "1\n"};
}

Compiler output:
a.cc: In function 'int main()':
a.cc:20:27: error: expected ';' before '}' token
   20 |     if(flag){cout << "1\n"};
      |                           ^
      |                           ;
Language: C

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

int main()
{
   char s[100];
   int S, count;
   double K;
   int i=0;

   if(fgets(s, 100, stdin)==0) return 0;
   if(scanf("%lf", &K)<1) return 0;
   if(K<1.0||K>pow(10,18)) return 0;
   
   if(K==1||s[0]!=1)  printf("%c", s[0]);
   else{ 
      while((s[i]==1||s[i]-=0)&&i<K) ++i;
      if(s[i]==0) return 0;
      printf("%c", s[i]);
   }
   return 0;
}


Compiler output:
main.c: In function 'main':
main.c:17:27: error: lvalue required as left operand of assignment
   17 |       while((s[i]==1||s[i]-=0)&&i<K) ++i;
      |                           ^~
Language: C

#include<stdio.h>

int main()
{
   char s[100];
   int S, count;
   double K;
   int i=0;

   fgets(s, 100, stdin);
   if(scanf("%lf", &K)<1) return 0;
   if(K<1.0||K>1.0+18e) return 0;
   
   if(K==1||s[0]!=1)  printf("%c", s[0]);
   else{ 
      while(s[i]==1&&i<K) ++i;
      printf("%c", s[i]);
   }
   return 0;
}


Compiler output:
main.c: In function 'main':
main.c:12:20: error: exponent has no digits
   12 |    if(K<1.0||K>1.0+18e) return 0;
      |                    ^~~
Language: C++

#include<stdio.h>

int main(void){
 int s[120];
 int k,i;
scanf("%d",&k);
scanf("%s",s);
for(i=0; i<k; i++){
 if(s[i] !=='1'){
  printf("%s",s[i]);
  break;
 }  
 else if(s[i]=='1' &&i==k-1){
  printf("%s",s[i]);
 }
 
}
return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:12: error: expected primary-expression before '=' token
    9 |  if(s[i] !=='1'){
      |            ^
Language: C++

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

int main() {
  string s;
  long k;
  cin >> s >> k;

  if (s[0] == '1') cout << c << endl;
  else cout << s[0] << endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:28: error: 'c' was not declared in this scope
   10 |   if (s[0] == '1') cout << c << endl;
      |                            ^
Language: C

#include<stdio.h>
#include<iostream>
#include<string>
#include<algorithm>
using namespace std;
int main() {
	char S[200];
	long long int K ;
	long long int i = 0;
	//scanf("%s", S);
	//scanf("%d", &K);
	cin >> S >> K;
	for (i = 0; i < K; i++) {
		if (S[i] >= '2') {
			printf("%c\n", S[i]);
			return 0;
		}
	}
	printf("1\n");
	return 0;

}

Compiler output:
main.c:2:9: fatal error: iostream: No such file or directory
    2 | #include<iostream>
      |         ^~~~~~~~~~
compilation terminated.
Language: C

#include<stdio.h>

int main()
{
   char s[100];
   int S, count;
   double K;
   int i=0;  

   fgets(s, 100, stdin);
   if(scanf("%lf", &K)<1) return 0;
   if(K<1.0||K>1.0+18e) return 0;
   
   while(count<(int)K){
      count=pow(atoi(s[i], 1.0+16e);
      ++i
   }
   --i;
   printf("%c", s[i]);
   return 0;
}

Compiler output:
main.c: In function 'main':
main.c:12:20: error: exponent has no digits
   12 |    if(K<1.0||K>1.0+18e) return 0;
      |                    ^~~
main.c:15:13: error: implicit declaration of function 'pow' [-Wimplicit-function-declaration]
   15 |       count=pow(atoi(s[i], 1.0+16e);
      |             ^~~
main.c:2:1: note: include '<math.h>' or provide a declaration of 'pow'
    1 | #include<stdio.h>
  +++ |+#include <math.h>
    2 | 
main.c:15:13: warning: incompatible implicit declaration of built-in function 'pow' [-Wbuiltin-declaration-mismatch]
   15 |       count=pow(atoi(s[i], 1.0+16e);
      |             ^~~
main.c:15:13: note: include '<math.h>' or provide a declaration of 'pow'
main.c:15:17: error: implicit declaration of function 'atoi' [-Wimplicit-function-declaration]
   15 |       count=pow(atoi(s[i], 1.0+16e);
      |                 ^~~~
main.c:15:32: error: exponent has no digits
   15 |       count=pow(atoi(s[i], 1.0+16e);
      |                                ^~~
main.c:15:36: error: expected ')' before ';' token
   15 |       count=pow(atoi(s[i], 1.0+16e);
      |                ~                   ^
      |                                    )
main.c:15:13: error: too few arguments to function 'pow'
   15 |       count=pow(atoi(s[i], 1.0+16e);
      |             ^~~
main.c:16:10: error: expected ';' before '}' token
   16 |       ++i
      |          ^
      |          ;
   17 |    }
      |    ~
Language: C

#include<stdio.h>

int main()
{
   char s[100]
   int S, K, count;
   int i=0;  

   fgets(s, 100, stdin);
   if(scanf("%d", &K)<1) return 0;
   if(K<1||K>1.0+18e) return 0;
   
   while(count<K){
      count=pow(atoi(s[i], 1.0+16e);
      ++i
   }
   --i;
   printf("%c", s[i]);
   return 0;
}

Compiler output:
main.c: In function 'main':
main.c:5:15: error: expected ';' before 'int'
    5 |    char s[100]
      |               ^
      |               ;
    6 |    int S, K, count;
      |    ~~~         
main.c:9:10: error: 's' undeclared (first use in this function)
    9 |    fgets(s, 100, stdin);
      |          ^
main.c:9:10: note: each undeclared identifier is reported only once for each function it appears in
main.c:11:18: error: exponent has no digits
   11 |    if(K<1||K>1.0+18e) return 0;
      |                  ^~~
main.c:14:13: error: implicit declaration of function 'pow' [-Wimplicit-function-declaration]
   14 |       count=pow(atoi(s[i], 1.0+16e);
      |             ^~~
main.c:2:1: note: include '<math.h>' or provide a declaration of 'pow'
    1 | #include<stdio.h>
  +++ |+#include <math.h>
    2 | 
main.c:14:13: warning: incompatible implicit declaration of built-in function 'pow' [-Wbuiltin-declaration-mismatch]
   14 |       count=pow(atoi(s[i], 1.0+16e);
      |             ^~~
main.c:14:13: note: include '<math.h>' or provide a declaration of 'pow'
main.c:14:17: error: implicit declaration of function 'atoi' [-Wimplicit-function-declaration]
   14 |       count=pow(atoi(s[i], 1.0+16e);
      |                 ^~~~
main.c:14:32: error: exponent has no digits
   14 |       count=pow(atoi(s[i], 1.0+16e);
      |                                ^~~
main.c:14:36: error: expected ')' before ';' token
   14 |       count=pow(atoi(s[i], 1.0+16e);
      |                ~                   ^
      |                                    )
main.c:14:13: error: too few arguments to function 'pow'
   14 |       count=pow(atoi(s[i], 1.0+16e);
      |             ^~~
main.c:15:10: error: expected ';' before '}' token
   15 |       ++i
      |          ^
      |          ;
   16 |    }
      |    ~
Language: C

#include <stdio.h>

int main()
{   char s[100]
    int k;
    scanf("%s",s);
    scanf("%d",&n);
    for(i=0;i<=k;i++){
        if(s[i]!='1'){
            break;
        }
    }
    printf("%c",s[i+1]);

    return 0;
}


Compiler output:
main.c: In function 'main':
main.c:4:16: error: expected ';' before 'int'
    4 | {   char s[100]
      |                ^
      |                ;
    5 |     int k;
      |     ~~~         
main.c:6:16: error: 's' undeclared (first use in this function)
    6 |     scanf("%s",s);
      |                ^
main.c:6:16: note: each undeclared identifier is reported only once for each function it appears in
main.c:7:17: error: 'n' undeclared (first use in this function)
    7 |     scanf("%d",&n);
      |                 ^
main.c:8:9: error: 'i' undeclared (first use in this function)
    8 |     for(i=0;i<=k;i++){
      |         ^
Language: C++

#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
#include <functional>

using namespace std;

int main() {

	string S;
	long long K;
	int i = 0;
	char c = 0;
	cin >> S >> K;
	int i = 0;
	for (int i = 0; i != S.length(); ++i) {
		c = S[i];
		if (c == '1') {
			i++;
		}
		else {
			break;
		}
	}

	if (i >= K)cout << 1 << endl;
	else cout << c << endl;

	cout << c << endl;

	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:16:13: error: redeclaration of 'int i'
   16 |         int i = 0;
      |             ^
a.cc:13:13: note: 'int i' previously declared here
   13 |         int i = 0;
      |             ^
Language: C++

#include<iostream>
using namespace std;
int main()
{
	string s;
	cin>>s;
	int k;
	cin>>k;
	
	int pos=0;

	for(int i=1;i<=1000;i++)
	{
	if(s[pos]=='1')
	{
		pos++;
	}
	else
	{
		cout<<s[pos];
		return 0;
    }
}
    
    return 0;
	


Compiler output:
a.cc: In function 'int main()':
a.cc:25:14: error: expected '}' at end of input
   25 |     return 0;
      |              ^
a.cc:4:1: note: to match this '{'
    4 | {
      | ^
Language: C++

int main(){
    unsigned long long s,k;
    cin >> s >> k;
    string S(toString(s));
    unsigned long long i1 = S.find('1') + 1;
    if ( i1 >= k ) {
        cout << "1" << endl;
        return 0;
    }
    cout << S.at(i1) << endl;
    
    /* 
      for(auto itr = vec.begin(); itr != vec.end(); ++itr){
          std::cout << *itr << "\n";        
          
      }
     */

}





Compiler output:
a.cc: In function 'int main()':
a.cc:3:5: error: 'cin' was not declared in this scope
    3 |     cin >> s >> k;
      |     ^~~
a.cc:4:5: error: 'string' was not declared in this scope
    4 |     string S(toString(s));
      |     ^~~~~~
a.cc:5:29: error: 'S' was not declared in this scope
    5 |     unsigned long long i1 = S.find('1') + 1;
      |                             ^
a.cc:7:9: error: 'cout' was not declared in this scope
    7 |         cout << "1" << endl;
      |         ^~~~
a.cc:7:24: error: 'endl' was not declared in this scope
    7 |         cout << "1" << endl;
      |                        ^~~~
a.cc:10:5: error: 'cout' was not declared in this scope
   10 |     cout << S.at(i1) << endl;
      |     ^~~~
a.cc:10:25: error: 'endl' was not declared in this scope
   10 |     cout << S.at(i1) << endl;
      |                         ^~~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
	string s;
	cin>>s;
	int k;
	cin>>k;
	for(int i=0;i<s.size();i++){
		if(s.at(i)!='1'){
			break;
		}
		if(i==k){
			cout<<'1'<<endl;
			return 0;
		}
	}
	else cout<<s.at(0)<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:9: error: 'else' without a previous 'if'
   17 |         else cout<<s.at(0)<<endl;
      |         ^~~~
Language: C++

s = input()
n = len(s)
k = int(input())
ans = "1"
for i in range(n):
    ss = s[i]
    if ss != "1":
        ans = ss
        break
print(ans)

Compiler output:
a.cc:1:1: error: 's' does not name a type
    1 | s = input()
      | ^
Language: C++

#include<cstdio>
#include<cstring>
#include<iostream>
using namespace std;
string s;
int k;
int main()
{
	cin>>s>>k;
	if(k==1)
		printf("%c",s[0]);
	else{
		int i=0;
		while(s[i]=='1'){
			i++;
			k--;
			if(k==0)b
			reak;
				
		}
		if(i==s.size())
			i=s.size()-1;
			printf("%c",s[i]);
	}
	
	
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:33: error: 'b' was not declared in this scope
   17 |                         if(k==0)b
      |                                 ^
Language: C++

#include<iostream>
#include<map>
#include<set>
#include<string>
#include<algorithm>
#include<cmath>
#include<vector>
#include<queue>
#include<stack>
#include<limits>
#include<sstream> 
#include<unordered_map>      

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef int itn;
typedef vector<int> vi;
typedef vector<ll> vl;

const int inf = numeric_limits<int>::max() >> 2;
const ll linf = numeric_limits<ll>::max() >> 2;
const ull ulinf = numeric_limits<ull>::max() >> 2;
const double pi = acos(-1);
const int dx[4]={1,0,-1,0};
const int dy[4]={0,1,0,-1};
const int dx8[8]={-1,0,1,-1,1,-1,0,1};
const int dy8[8]={-1,-1,-1,0,0,1,1,1};

#define p_queue(i) priority_queue<i> 
#define rp_queue(i) priority_queue<i, vector<i>, greater<i>> 
#define umap(i,j) unordered_map<i,j>
#define P(p) cout<<(p)<<endl
#define PS(p) cout<<(p)<< " "
#define IN cin >> 
#define rep(i,m,n) for(int i = (m); i < (int)(n); i++)
#define rrep(i,m,n) for(int i = (m-1); i >= (int)(n); i--)
#define inrep(n,a) for(int i = 0; i < (int)(n); i++)cin >> a[i];
#define mod(i) ((i)%(ll)(1e9 + 7))
#define divm(a,b) (mod(a * modpow((ll)b,(ll)(1e9+5))))
#define rsort(a,b,c) sort(a, b, greater<c>())
#define vsort(v) sort(v.begin(), v.end())
#define rvsort(v) sort(v.begin(), v.end(), greater<c>()) 
#define ft first
#define sd second
#define pb push_back
#define it insert
#define sz(x) ((int)(x).size())
#define lb(a,n,k) (lower_bound(a,a+n,k) - a) 
#define vlb(a,k)  (lower_bound(a.begin(),a.end(),k) - a.begin())
#define ub(a,n,k) (upper_bound(a,a+n,k) - a) 
#define vub(a,k)  (upper_bound(a.begin(),a.end(),k) - a.begin())
#define YES cout<<"YES"<< endl
#define NO cout<<"NO"<<endl
#define Yes cout<<"Yes"<<endl
#define No cout<<"No"<<endl  
#define yes cout<<"yes"<<endl
#define no cout<<"no"<<endl
#define ret return

ll modpow(ll i,ll j){ ll tmp=1; while(j){ if(j%2)tmp=mod(tmp*i);i=mod(i*i);j/=2;}return tmp;}
ll gcd(ll a,ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b) { return a / gcd(a, b) * b; }

vector<string> split(const string &str, char sep){
    vector<string> v;
    stringstream ss(str);
    string buffer;
    while( getline(ss, buffer, sep) ) {
        v.push_back(buffer);
    }
    return v;
}

//ll ncr[100][100];
//ll nCr(int n, int r){if(n==r) ret ncr[n][r] = 1; if(r==0) ret ncr[n][r] = 1; if(r==1) ret ncr[n][r] = n;if(ncr[n][r]) ret ncr[n][r]; ret ncr[n][r] = nCr(n-1,r) + nCr(n-1,r-1);}

//ll npr[100][100]={};
//ll nPr(int n,int r){if(npr[n][r])ret npr[n][r];if(r==0)ret npr[n][r] = 1;if(r==1)ret npr[n][r] = n;ret npr[n][r] = n * nPr(n-1,r-1);}

//ll nHr(int n,int r){ret nCr(n+r-1,r);}

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


int main(){
    string s;
    int k;
    cin >> s >> k;

    if(s[0] == '1'){
	if(k == 1)P(1);
	else {
	    rep(i,0,sz(s))if(s[i] != '1'){
		P(s[i]);
		break;
	    }
    }else{
	P(s[0]);
    }
    return  0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:99:6: error: expected '}' before 'else'
   99 |     }else{
      |      ^~~~
a.cc:92:20: note: to match this '{'
   92 |     if(s[0] == '1'){
      |                    ^
Language: Java

import java.util.Scanner;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    int k = sc.nextInt();
    boolean jud = true;
    int count = 0;
    int j_;
    for(int j = 0; j < s.length(); j++){
      if(s.charAt(j) != '1'){
        j_ = j;
        break;
      }
    }
    if(j_ >= k){
      System.out.println("1");
    }
    else{
      System.out.println(s.charAt(j_));
    }
  }
}


Compiler output:
Main.java:16: error: variable j_ might not have been initialized
    if(j_ >= k){
       ^
1 error
Language: Java

import java.util.Scanner;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    int k = sc.nextInt();
    boolean jud = true;
    int count = 0;
    int j_;
    for(int j = 0; j <= s.length(); j++){
      if(s.charAt(j) != '1'){
        j_ = j;
        break;
      }
    }
    if(j_ >= k){
      System.out.println("1");
    }
    else{
      System.out.println(s.charAt(j_));
    }
  }
}


Compiler output:
Main.java:16: error: variable j_ might not have been initialized
    if(j_ >= k){
       ^
1 error
Language: Java

import java.util.Scanner;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    int k = sc.nextInt();
    boolean jud = true;
    int count = 0;
    int j_;
    for(int j = 0; j <= s.length; j++){
      if(s.charAt(j) != '1'){
        j_ = j;
        break;
      }
    }
    if(j_ >= k){
      System.out.println("1");
    }
    else{
      System.out.println(s.charAt(j_));
    }
  }
}

Compiler output:
Main.java:10: error: cannot find symbol
    for(int j = 0; j <= s.length; j++){
                         ^
  symbol:   variable length
  location: variable s of type String
1 error
Language: C++

#include <iostream>
#include <stdio.h>
#include <stdlib.h> 
 
#define N 1000
 
using namespace std;
 
 
 
int main(void){
    // Your code here!
 int a,b;
 char str[N];int n;int i=0;
int is_one_flag=0;
 
scanf("%s",str);
scanf("%d",&n);


while(i<strlen(str)){
    if(str[i]=='1') is_one_flag=1;
    else break;
    i++;
}

if(is_one_flag){
    puts("1");
    return 0;
}

if( n <=i ){
    puts("1");
    return 0;
    
} 



 
if( n==1 && str[0]=='1' ) printf("1\n");
//else if( str[n-1]=='1' ) printf("%c\n");
else if( n==1 && str[0]!='1' ) printf("%c\n",str[0]); //not strcmp not address
else printf("%c\n",str[1]);

// puts("1");//printf("%c\n",str[0]);
 
 
 
 //Case of 1 seq
 
 
 return 0;   
}

Compiler output:
a.cc: In function 'int main()':
a.cc:21:9: error: 'strlen' was not declared in this scope
   21 | while(i<strlen(str)){
      |         ^~~~~~
a.cc:4:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include <stdlib.h>
  +++ |+#include <cstring>
    4 |
Language: C++

#include <bits/stdc++.h>
#define REP(i, n) for(int i = 0;i < n;i++)
#define REPR(i, n) for(int i = n;i >= 0;i--)
#define FOR(i, m, n) for(int i = m;i < n;i++)
#define FORR(i, m, n) for(int i = m;i >= n;i--)
#define SORT(v, n) sort(v, v+n);
#define VSORT(v) sort(v.begin(), v.end());
#define llong long long
#define pb(a) push_back(a)
#define INF 1000000000
using namespace std;
typedef pair<int, int> P;
typedef pair<llong, llong> LP;
typedef pair<int, P> PP;
typedef pair<llong, LP> LPP;

int dy[]={0, 0, 1, -1, 0};
int dx[]={1, -1, 0, 0, 0};

int main(){
  cin.tie(0);
  ios::sync_with_stdio(false);
  string S;
  int K;
  cin >> S;
  cin >> K;
  if(K==1){
    cout << S[0] << endl;
    return 0;
  }
  else{
    for(int i=0;i<S.size();i++){
      if(S[i] != "1"){
        cout << S[1] << endl;
        return 0;
      }
    }
  }
  cout << S[0] << endl;
      
}


Compiler output:
a.cc: In function 'int main()':
a.cc:33:15: error: ISO C++ forbids comparison between pointer and integer [-fpermissive]
   33 |       if(S[i] != "1"){
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define fs first
#define sc second
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define ALL(A) A.begin(),A.end()
#define RALL(A) A.rbegin(),A.rend()
typedef long long LL;
typedef pair<LL,LL> P;
const LL mod=1e9+7;
const LL LINF=1LL<<62;



int main(){
    strings s;
    LL k;
    cin >> s >> k;
    for(int i=0;i<k;i++){
        if(s[i]!='1'){
            cout << s[i] << endl;
            return 0;
        }
    }
    puts("1");
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:5: error: 'strings' was not declared in this scope; did you mean 'stdin'?
   18 |     strings s;
      |     ^~~~~~~
      |     stdin
a.cc:20:12: error: 's' was not declared in this scope
   20 |     cin >> s >> k;
      |            ^
Language: C++

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

int main(void) {
  int limit;
  int given;
  scanf("%d", &limit);
  scanf("%d", &given);
  int digit = 0;
  int box = given;

  while(box != 0){
    box %= 10;
    digit++;
  }

  int number[digit];

  for (int i = 0; i < digit; i++) {
    number[i] = given % ( 10 ^ i);
    if(number[i] != 1){
      printf("%d", digit);
      return 0;
    }else{
      printf(1);
    }
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:14: error: invalid conversion from 'int' to 'const char*' [-fpermissive]
   25 |       printf(1);
      |              ^
      |              |
      |              int
In file included from a.cc:1:
/usr/include/stdio.h:363:43: note:   initializing argument 1 of 'int printf(const char*, ...)'
  363 | extern int printf (const char *__restrict __format, ...);
      |                    ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~
Language: C++

#include<map>
#include<cmath>
#include<queue>
#include<cstdio>
#include<cstring>
#include<cstdlib>
#include<fstream>
#include<iostream>
#include<algorithm>
#define re register
#define ll long long
using namespace std;
string s;
ll k,sum;
int main(){
	cin>>s>>k;
	if(s.length()==1){cout<<s;return 0;}
	for(int i=1;i<s.lenght();i++){
		if(s[0]=='1')sum++;
		if(s[i]='1'&&s[i-1]=='1')sum++;
		if(s[i]!='1')break;
	}
	if(sum==s.length()){
		printf("1");
		return 0;
	}
	if(sum<s.length()){
		printf("%c",s[sum+1]);
		return 0;
	}
	for(int i=0;i<s.length();i++){
		if(s[i]!='1'){printf("%c",s[i]);return 0;}
	}
}

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 'lenght'; did you mean 'length'?
   18 |         for(int i=1;i<s.lenght();i++){
      |                         ^~~~~~
      |                         length
Language: C++

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

int main() {
  int limit;
  int given;
  scanf("%d", &limit);
  scanf("%d", &given);
  int digit = 0;
  int box = given;

  while(box != 0){
    box %= 10;
    digit++;
  }

  int number[digit];

  for (int i = 0; i < digit; i++) {
    number[i] = given % ( 10 ^ i);
    if(number[i] != 1){
      return 0;
    }
  }
  printf("%d", number[i]);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:25:23: error: 'i' was not declared in this scope
   25 |   printf("%d", number[i]);
      |                       ^
Language: C++

#include <stdio.h>
int main() {
  int limit;
  int given;
  scanf("%d", &limit);
  scanf("%d", &given);
  int digit = 0;
  int box = given;
  while(box != 0){
    box %= 10;
    digit++;
  }

  int number[digit];

  for (int i = 0; i < digit; i++) {
    number[i] = given % ( 10 ^ i);
    if(number[i] != 1){
      return 0;
    }
  }
  printf("%d", number[i]);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:23: error: 'i' was not declared in this scope
   22 |   printf("%d", number[i]);
      |                       ^
Language: C++

#include <stdio.h>
int main() {
  int limit;
  int given;
  scanf("%d", &limit);
  scanf("%d", &given);
  int digit = 0;
  int box = given;
  while(box != 0){
    box %= 10;
    digit++;
  }

  int number[digit];

  for (int i = 0; i < digit; i++) {
    number[i] = given % ( 10 ^ i)
    if(number[i] != 1){
      return 0;
    }
  }
  printf("%d", number[i]);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:34: error: expected ';' before 'if'
   17 |     number[i] = given % ( 10 ^ i)
      |                                  ^
      |                                  ;
   18 |     if(number[i] != 1){
      |     ~~                            
a.cc:22:23: error: 'i' was not declared in this scope
   22 |   printf("%d", number[i]);
      |                       ^
Language: C++

#include <stdio.h>
int main() {
  float limit;
  float given;
  scanf("%f", &limit);
  scanf("%f", &given);
  int number[given.length];
  for (int i = 0; i < given.length; i++) {
    number[i] = given % ( 10 ^ i)
    if(number[i] != 1){
      return 0;
    }
  }
  printf("%d", number[i]);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:20: error: request for member 'length' in 'given', which is of non-class type 'float'
    7 |   int number[given.length];
      |                    ^~~~~~
a.cc:8:29: error: request for member 'length' in 'given', which is of non-class type 'float'
    8 |   for (int i = 0; i < given.length; i++) {
      |                             ^~~~~~
a.cc:9:5: error: 'number' was not declared in this scope
    9 |     number[i] = given % ( 10 ^ i)
      |     ^~~~~~
a.cc:9:23: error: invalid operands of types 'float' and 'int' to binary 'operator%'
    9 |     number[i] = given % ( 10 ^ i)
      |                 ~~~~~ ^ ~~~~~~~~~
      |                 |            |
      |                 float        int
a.cc:14:16: error: 'number' was not declared in this scope
   14 |   printf("%d", number[i]);
      |                ^~~~~~
a.cc:14:23: error: 'i' was not declared in this scope
   14 |   printf("%d", number[i]);
      |                       ^
Language: C++

#include <stdio.h>
int main() {
  float limit;
  float given;
  scanf("%d", &limit);
  scanf("%d", &given);
  int number[given.length];
  for (int i = 0; i < given.length; i++) {
    number[i] = given % ( 10 ^ i)
    if(number[i] != 1){
      return;
    }
  }
  printf("%d", number[i]);
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:20: error: request for member 'length' in 'given', which is of non-class type 'float'
    7 |   int number[given.length];
      |                    ^~~~~~
a.cc:8:29: error: request for member 'length' in 'given', which is of non-class type 'float'
    8 |   for (int i = 0; i < given.length; i++) {
      |                             ^~~~~~
a.cc:9:5: error: 'number' was not declared in this scope
    9 |     number[i] = given % ( 10 ^ i)
      |     ^~~~~~
a.cc:9:23: error: invalid operands of types 'float' and 'int' to binary 'operator%'
    9 |     number[i] = given % ( 10 ^ i)
      |                 ~~~~~ ^ ~~~~~~~~~
      |                 |            |
      |                 float        int
a.cc:14:16: error: 'number' was not declared in this scope
   14 |   printf("%d", number[i]);
      |                ^~~~~~
a.cc:14:23: error: 'i' was not declared in this scope
   14 |   printf("%d", number[i]);
      |                       ^
Language: C++

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

int main()
{
  string s;
  INT k, p;
  cin>>s>>k;
  for( p = 0 ; s[p] == '1' ; p++ ) k--;
  if( k <= 0 ) return cout<<'1'<<endl, 0;
  cout<<s[p]<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'INT' was not declared in this scope
    7 |   INT k, p;
      |   ^~~
a.cc:8:11: error: 'k' was not declared in this scope
    8 |   cin>>s>>k;
      |           ^
a.cc:9:8: error: 'p' was not declared in this scope
    9 |   for( p = 0 ; s[p] == '1' ; p++ ) k--;
      |        ^
a.cc:11:11: error: 'p' was not declared in this scope
   11 |   cout<<s[p]<<endl;
      |           ^
Language: C++

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

int main()
{
  string s;
  INT k, p;
  cin>>s>>k;
  for( p = 0 ; s[i] == '1' ; p++ ) k--;
  if( k <= 0 ) return cout<<'1'<<endl, 0;
  cout<<s[i]<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'INT' was not declared in this scope
    7 |   INT k, p;
      |   ^~~
a.cc:8:11: error: 'k' was not declared in this scope
    8 |   cin>>s>>k;
      |           ^
a.cc:9:8: error: 'p' was not declared in this scope
    9 |   for( p = 0 ; s[i] == '1' ; p++ ) k--;
      |        ^
a.cc:9:18: error: 'i' was not declared in this scope
    9 |   for( p = 0 ; s[i] == '1' ; p++ ) k--;
      |                  ^
a.cc:11:11: error: 'i' was not declared in this scope
   11 |   cout<<s[i]<<endl;
      |           ^
Language: C++

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

int main()
{
  string s;
  cin>>s;
  for(int i = 0 ; i < s.size() ; i++ )
  {
    if( s[i] == '1' ) continue;
    return cout<<s[i]<<endl, 0;
  }
  return 0;
}

Compiler output:
a.cc:2:7: error: expected nested-name-specifier before 'namedpace'
    2 | using namedpace std;
      |       ^~~~~~~~~
a.cc: In function 'int main()':
a.cc:6:3: error: 'string' was not declared in this scope
    6 |   string s;
      |   ^~~~~~
a.cc:6:3: note: suggested alternatives:
In file included from /usr/include/c++/14/string:41,
                 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/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:7:3: error: 'cin' was not declared in this scope; did you mean 'std::cin'?
    7 |   cin>>s;
      |   ^~~
      |   std::cin
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:146:
/usr/include/c++/14/iostream:62:18: note: 'std::cin' declared here
   62 |   extern istream cin;           ///< Linked to standard input
      |                  ^~~
a.cc:7:8: error: 's' was not declared in this scope
    7 |   cin>>s;
      |        ^
a.cc:11:12: error: 'cout' was not declared in this scope; did you mean 'std::cout'?
   11 |     return cout<<s[i]<<endl, 0;
      |            ^~~~
      |            std::cout
/usr/include/c++/14/iostream:63:18: note: 'std::cout' declared here
   63 |   extern ostream cout;          ///< Linked to standard output
      |                  ^~~~
a.cc:11:24: error: 'endl' was not declared in this scope; did you mean 'std::endl'?
   11 |     return cout<<s[i]<<endl, 0;
      |                        ^~~~
      |                        std::endl
In file included from /usr/include/c++/14/istream:41,
                 from /usr/include/c++/14/sstream:40,
                 from /usr/include/c++/14/complex:45,
                 from /usr/include/c++/14/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:127:
/usr/include/c++/14/ostream:744:5: note: 'std::endl' declared here
  744 |     endl(basic_ostream<_CharT, _Traits>& __os)
      |     ^~~~
Language: C++

#include<iostream>
using namespace std;
#include<cmath>
#define long long double
long arr[]={0,1,3.2e+16,2.43e+17,-1,-1,-1,-1,-1,-1};
int main(){
    cout<<s[1];
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:11: error: 's' was not declared in this scope
    7 |     cout<<s[1];
      |           ^
Language: C++

#include<iostream>
using namespace std;
#include<cmath>
#define long long double
long arr[]={0,1,3.2e+16,2.43e+17,-1,-1,-1,-1,-1,-1};
int main(){
    cout<<2
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:12: error: expected ';' before '}' token
    7 |     cout<<2
      |            ^
      |            ;
    8 | }
      | ~
Language: C++

#include<iostream>
using namespace std;
#include<cmath>
#define long long double
long arr[]={0,1,3.2e+16,2.43e+17,-1,-1,-1,-1,-1,-1};
int main(){
    string s;
    long k;
    cin>>s;
    cin>>k;
  	cout<<1
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:16: error: expected ';' before '}' token
   11 |         cout<<1
      |                ^
      |                ;
   12 | }
      | ~
Language: C++

#include<iostream>
using namespace std;
#include<cmath>
#define long long double
#define Max 5e+15
long arr[]={0,1,3.2e+16,2.43e+17,-1,-1,-1,-1,-1,-1};
int main(){
    string s;
    long k;
    cin>>s;
    cin>>k;
  
  	if(s[0] != 1) {if(a[s[0]-'0' >k) cout<<s[0]};
    else
    for(int i=0;i<s.length();i++){
      	if(arr[s[i]-'0'] == -1) {
          cout<<s[i];
          break;
        }
        k-=arr[s[i]-'0'];
        if(k<=0) {
            cout<<s[i];
            break;
        }
    }
}


Compiler output:
a.cc: In function 'int main()':
a.cc:13:27: error: 'a' was not declared in this scope
   13 |         if(s[0] != 1) {if(a[s[0]-'0' >k) cout<<s[0]};
      |                           ^
a.cc:13:40: error: expected ']' before ')' token
   13 |         if(s[0] != 1) {if(a[s[0]-'0' >k) cout<<s[0]};
      |                                        ^
      |                                        ]
a.cc:13:52: error: expected ';' before '}' token
   13 |         if(s[0] != 1) {if(a[s[0]-'0' >k) cout<<s[0]};
      |                                                    ^
      |                                                    ;
a.cc:14:5: error: 'else' without a previous 'if'
   14 |     else
      |     ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF=5e8;

int main(){
    char S[100];
    ll K;
    scanf("%s\n%lld", S, &K);

    for(ll i=0LL; i<N; i++){
        if(S[i]!='1' || i==K){
            printf("%c\n",S[i]);
            return 0;
        }
    }
    return 1;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:21: error: 'N' was not declared in this scope
   11 |     for(ll i=0LL; i<N; i++){
      |                     ^
Language: C++

S = input()
K = int(input())
one = 0

while one < K:
  if S[0] == "1":
    S = S[1:]
    one += 1
  else:
    print(S[0])
    break
    
if one == K:
  print("1")


Compiler output:
a.cc:1:1: error: 'S' does not name a type
    1 | S = input()
      | ^
Language: C++

#include<iostream>
using namespace std;
#include<cmath>
#define long long long
#define Max 5e+15
long arr[]={0,1,3.2e+16,2.43e+17,1.024e+18,3.125e+18,-1,-1,-1,-1};
int main(){
	string s;
	long k;
	cin>>s;
	cin>>k;
	for(int i=0;i<s.length();i++){
		k-=arr[s[i]-'0'];
		if(k<=0) {
			cout<<s[i];
			break;
		}
	}
}

Compiler output:
a.cc:6:17: error: narrowing conversion of '3.2e+16' from 'double' to 'long long int' [-Wnarrowing]
    6 | long arr[]={0,1,3.2e+16,2.43e+17,1.024e+18,3.125e+18,-1,-1,-1,-1};
      |                 ^~~~~~~
a.cc:6:25: error: narrowing conversion of '2.43e+17' from 'double' to 'long long int' [-Wnarrowing]
    6 | long arr[]={0,1,3.2e+16,2.43e+17,1.024e+18,3.125e+18,-1,-1,-1,-1};
      |                         ^~~~~~~~
a.cc:6:34: error: narrowing conversion of '1.024e+18' from 'double' to 'long long int' [-Wnarrowing]
    6 | long arr[]={0,1,3.2e+16,2.43e+17,1.024e+18,3.125e+18,-1,-1,-1,-1};
      |                                  ^~~~~~~~~
a.cc:6:44: error: narrowing conversion of '3.125e+18' from 'double' to 'long long int' [-Wnarrowing]
    6 | long arr[]={0,1,3.2e+16,2.43e+17,1.024e+18,3.125e+18,-1,-1,-1,-1};
      |                                            ^~~~~~~~~
Language: C++

#include <iostream>
#include <cmath>
using namespace std;
 
int main() {
	string s;
	long long k;
	cin >> s >> k;
	double sum = 0;
	for(int i = 0; i < s.length(); i++) {
		int n = s[i] - '0';
		sum += 5000000000000000.0 * log((double)n);
		if(log((double)k) <= sum) {
			cout << n << endl;
			break;
		}else
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:9: error: expected primary-expression before '}' token
   17 |         }
      |         ^
Language: C++

#include <iostream>
#include <cmath>
#include <cstdio>
#include <algorithm>
#include <random>
#include <string>
#include <bitset>
#include <map>
#include <vector>
#include <stack>
#include <queue>
#include <list>
#include <set>
#include <cstring>
#include <cstdlib>
#include <cctype>

#define REP(i, n) for(int i = 0; i < n; i++)
#define REPR(i, n) for(int i = n; i >= 0; i--)
#define FOR(i, m, n) for(int i = m; i < n; i++)
#define FORR(i, m, n) for(int i = m; i >= n; i--)
#define SORT(v, n) sort(v, v + n);
#define VSORT(v) sort(v.begin(), v.end());
#define llong long long
#define pb(a) push_back(a)
#define INF 999999999

using namespace std;

typedef pair<int, int> P;
typedef pair<llong, llong> LP;
typedef pair<int, P> PP;
typedef pair<llong, LP> LPP;

int dy[] = {0, 0, 1, -1, 0};
int dx[] = {1, -1, 0, 0, 0};


llong pow(int x, int n){
    llong ans = x;
    if (n == 0) return 1;

    for(int i = 0; i < n - 1; i++) {
        ans *= x;
    }

    return ans;
}


void swap(int *X, int *Y){
    int t = *X; *X = *Y; *Y = t;
}


string toUpper(string s) {
    string t = s;
    REP(i, s.size()) {
        t[i] = toupper(s[i]);
    }
    return t;
}


string toLower(string s) {
    string t = s;
    REP(i, s.size()) {
        t[i] = tolower(s[i]);
    }
    return t;
}

int main() {
    string s;
    llong k;
    cin >> s >> k;
    if (k == 1 || s.size() == 1) {
        cout << s[0] << endl;
        return 0;
    }
    
    if (s[o] == 1) cout << 1 << endl;
    else cout << s[1] << endl;
    
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:82:11: error: 'o' was not declared in this scope
   82 |     if (s[o] == 1) cout << 1 << endl;
      |           ^
Language: C++

#include <iostream>
#include <algorithm>
#include <cmath>
#include <limits>
#include <vector>
#include <cstdio>
#include <bits/stdc++.h>
#include <set>
#include <map>
#include <stdio.h>
#include <stack>
#include <queue>
#include <deque>
#include <numeric>
#define MAX 100000007
using namespace std;
using ll = long long;
map <int ,int> mpa,mpb;
typedef pair<ll, ll> P;
priority_queue<P, vector<P>, greater<P>> pque;

ll ans=0;

int main(){
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  string S;
  ll K;
  cin >> S >> K;
  for(int i=0;i<K-1;i++){
    if(S[i] != '1'){
      cout << S[i] << endl
      return 0;
    }
  }
  cout << S[K-1] << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:32:27: error: expected ';' before 'return'
   32 |       cout << S[i] << endl
      |                           ^
      |                           ;
   33 |       return 0;
      |       ~~~~~~
Language: C++

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

string s;
int k,ans;

main(){
cin>>s;
for(int i=0;i<s.size();i++){if(s[i]!='1')ans=s[i]-'0',break;}
if(k<=100)
for(int i=0;i<k;i++){
if(s[i]!='1')ans=s[i]-'0',break;
else ans=1;
}
cout<<ans<<endl;
}

Compiler output:
a.cc:7:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    7 | main(){
      | ^~~~
a.cc: In function 'int main()':
a.cc:9:55: error: expected primary-expression before 'break'
    9 | for(int i=0;i<s.size();i++){if(s[i]!='1')ans=s[i]-'0',break;}
      |                                                       ^~~~~
a.cc:12:27: error: expected primary-expression before 'break'
   12 | if(s[i]!='1')ans=s[i]-'0',break;
      |                           ^~~~~
Language: C++

S = list(map(int,input()))
K = int(input())
if K == 1 or S.count(S[0]) == len(S) or S.count(1) == len(S):
    print(S[0])
else:
  for x in range(K):
    if S[x] != 1:
      print(S[x])
      break


Compiler output:
a.cc:1:1: error: 'S' does not name a type
    1 | S = list(map(int,input()))
      | ^
Language: C++



int main() {
	
	string s;
	ll k;
	cin >> s>>k;

	for (int i = 0; i < k; i++) {
		if (s[i] != '1') {
			cout << s[i] << endl;
			return 0;
		}
	}

	cout << '1' << endl;

	return 0;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:5:9: error: 'string' was not declared in this scope
    5 |         string s;
      |         ^~~~~~
a.cc:6:9: error: 'll' was not declared in this scope
    6 |         ll k;
      |         ^~
a.cc:7:9: error: 'cin' was not declared in this scope
    7 |         cin >> s>>k;
      |         ^~~
a.cc:7:16: error: 's' was not declared in this scope
    7 |         cin >> s>>k;
      |                ^
a.cc:7:19: error: 'k' was not declared in this scope
    7 |         cin >> s>>k;
      |                   ^
a.cc:11:25: error: 'cout' was not declared in this scope
   11 |                         cout << s[i] << endl;
      |                         ^~~~
a.cc:11:41: error: 'endl' was not declared in this scope
   11 |                         cout << s[i] << endl;
      |                                         ^~~~
a.cc:16:9: error: 'cout' was not declared in this scope
   16 |         cout << '1' << endl;
      |         ^~~~
a.cc:16:24: error: 'endl' was not declared in this scope
   16 |         cout << '1' << endl;
      |                        ^~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long int mod=1e9 +7;

long long int fast_exp(long long int base,long long int ex) {
    long long int res=1;
    while(ex>0) {
       if(ex%2==1) res=(res*base)%mod;
       base=(base*base)%mod;
       ex/=2;
    }
    return res%mod;
}
long long int gcd(long long int a, long long int b)
{
    if(b==0)return a;
    else return gcd(b,a%b);
}


int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
        string s;int k;
        cin>>s>>k;
        if(k==1)
        {
            cout<<s[0]<<"\n";return 0;
        }
    for(int i=0;i<s[i].length();i++)
    {
        if(s[i]!='1'){cout<<s[i]<<"\n";return 0;}
    }
 while(1)
{1;}
   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:24: error: request for member 'length' in 's.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
   30 |     for(int i=0;i<s[i].length();i++)
      |                        ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long int mod=1e9 +7;

long long int fast_exp(long long int base,long long int ex) {
    long long int res=1;
    while(ex>0) {
       if(ex%2==1) res=(res*base)%mod;
       base=(base*base)%mod;
       ex/=2;
    }
    return res%mod;
}
long long int gcd(long long int a, long long int b)
{
    if(b==0)return a;
    else return gcd(b,a%b);
}


int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
        string s;int k;
        cin>>s>>k;
        if(k==1)
        {
            cout<<s[0]<<"\n";return 0;
        }
    for(int i=0;i<s[i].length();i++)
    {
        if(s[i]!='1'){cout<<s[i]<<"\n";return 0;}
    }
  cout<<"1\n";return 0;
   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:30:24: error: request for member 'length' in 's.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
   30 |     for(int i=0;i<s[i].length();i++)
      |                        ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long int mod=1e9 +7;

long long int fast_exp(long long int base,long long int ex) {
    long long int res=1;
    while(ex>0) {
       if(ex%2==1) res=(res*base)%mod;
       base=(base*base)%mod;
       ex/=2;
    }
    return res%mod;
}
long long int gcd(long long int a, long long int b)
{
    if(b==0)return a;
    else return gcd(b,a%b);
}


int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
        string s;int k;
        cin>>s>>k;
        if(k==1)
        {
            cout<<s[i]<<"\n";return 0;
        }
    for(int i=0;i<s[i].length();i++)
    {
        if(s[i]!='1'){cout<<s[i]<<"\n";return 0;}
    }
  cout<<"1\n";return 0;
   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:21: error: 'i' was not declared in this scope
   28 |             cout<<s[i]<<"\n";return 0;
      |                     ^
a.cc:30:24: error: request for member 'length' in 's.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))', which is of non-class type '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'}
   30 |     for(int i=0;i<s[i].length();i++)
      |                        ^~~~~~
Language: C++

#include <bits/stdc++.h>
using namespace std;
long long int mod=1e9 +7;

long long int fast_exp(long long int base,long long int ex) {
    long long int res=1;
    while(ex>0) {
       if(ex%2==1) res=(res*base)%mod;
       base=(base*base)%mod;
       ex/=2;
    }
    return res%mod;
}
long long int gcd(long long int a, long long int b)
{
    if(b==0)return a;
    else return gcd(b,a%b);
}


int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
        string s;int k;
        cin>>s>>k;
        if(k==1)
        {
            cout<<s[i]<<"\n";return 0;
        }
    for(int i=0;i<n;i++)
    {
        if(s[i]!='1'){cout<<s[i]<<"\n";return 0;}
    }
  cout<<"1\n";return 0;
   return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:28:21: error: 'i' was not declared in this scope
   28 |             cout<<s[i]<<"\n";return 0;
      |                     ^
a.cc:30:19: error: 'n' was not declared in this scope
   30 |     for(int i=0;i<n;i++)
      |                   ^
Language: C++


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

int main(void)
{

	string S;
	cin >> S;

	unsigned int K;
	cin >> K;
	
	long long int x = 0;
	long long int y = 1S;

	
	for (int i=0; i<=S.length(); i++){
		if (S[i] != '1') {
			y = stoi(S.substr(i,1));
			break;
		}
	}

	cout << y;

		
	
	return 0;
}



Compiler output:
a.cc: In function 'int main()':
a.cc:18:27: error: unable to find numeric literal operator 'operator""S'
   18 |         long long int y = 1S;
      |                           ^~
Language: C++

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

int main () {
  long long a;
  cin >> a;
  long long b;
  cin >> b;
  int c = 0;
  string str = to_string(a);
  for (int i = 0;i < b; ++i) {
    if (str[i] == '1') {
    }
    else {
      cout << str[i] << endl;
      ++c
        break;
    }
  }
  if ( c == 0) {
    cout << "1" << endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:10: error: expected ';' before 'break'
   17 |       ++c
      |          ^
      |          ;
   18 |         break;
      |         ~~~~~
Language: C++

#include<stdio.h>
int main(){
int k,i;
char s;
scanf("%s%d",s,&k);
for(i=0;i<k;i++){
if(s[i]!='1'){
printf("%c\n",s[i]);
return 0;
}
}
printf("1\n");
return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: invalid types 'char[int]' for array subscript
    7 | if(s[i]!='1'){
      |     ^
a.cc:8:16: error: invalid types 'char[int]' for array subscript
    8 | printf("%c\n",s[i]);
      |                ^
Language: C++

#include<stdio.h>
int k,i;
char s;
scanf("%s%d",s,&k);
for(i=0;i<k;i++){
if(s[i]!='1'){
printf("%c\n",s[i]);
return 0;
}
}
printf("1\n");
return 0;
}

Compiler output:
a.cc:4:6: error: expected constructor, destructor, or type conversion before '(' token
    4 | scanf("%s%d",s,&k);
      |      ^
a.cc:5:1: error: expected unqualified-id before 'for'
    5 | for(i=0;i<k;i++){
      | ^~~
a.cc:5:9: error: 'i' does not name a type
    5 | for(i=0;i<k;i++){
      |         ^
a.cc:5:13: error: 'i' does not name a type
    5 | for(i=0;i<k;i++){
      |             ^
a.cc:11:7: error: expected constructor, destructor, or type conversion before '(' token
   11 | printf("1\n");
      |       ^
a.cc:12:1: error: expected unqualified-id before 'return'
   12 | return 0;
      | ^~~~~~
a.cc:13:1: error: expected declaration before '}' token
   13 | }
      | ^
Language: C++

#include<bits/stdc++.h>
typedef long long ll;
typedef long double ld;
using namespace std;
int main() {
	string S;
	cin >> S;
	ll K;
	cin >> K;
	for (ll i = 0; i < K i++) {
		if (S[i] == '1')continue;
		else if(S[i]!=1)
		cout << S[i] << endl;
      	return 0;
	}
  	cout<<1<<endl;
}










Compiler output:
a.cc: In function 'int main()':
a.cc:10:29: error: expected ';' before 'i'
   10 |         for (ll i = 0; i < K i++) {
      |                             ^~
      |                             ;
Language: C++

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

int main() {
    string s, ans = "1";
    ll k;
    cin >> s >> k;
    rep(i, s.size()) {
        if (i == k) break;
        if (s[i] != '1') {
            ans = s[i];
            break;
        }
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:5: error: 'll' was not declared in this scope
    7 |     ll k;
      |     ^~
a.cc:8:17: error: 'k' was not declared in this scope
    8 |     cin >> s >> k;
      |                 ^
Language: C++

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

int main() {
    string s, ans = "1";
    ll k;
    cin >> s >> k;
    rep(i, min(k, s.size()) {
        if (s[i] != '1') {
            ans = s[i];
            break;
        }
    }
    cout << ans << endl;
    return 0;
}

Compiler output:
a.cc:17:2: error: unterminated argument list invoking macro "rep"
   17 | }
      |  ^
a.cc: In function 'int main()':
a.cc:7:5: error: 'll' was not declared in this scope
    7 |     ll k;
      |     ^~
a.cc:8:17: error: 'k' was not declared in this scope
    8 |     cin >> s >> k;
      |                 ^
a.cc:9:5: error: 'rep' was not declared in this scope
    9 |     rep(i, min(k, s.size()) {
      |     ^~~
a.cc:9:8: error: expected '}' at end of input
    9 |     rep(i, min(k, s.size()) {
      |        ^
a.cc:5:12: note: to match this '{'
    5 | int main() {
      |            ^