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

#include <bits/stdc++.h>

using namespace std;

#define rep(i,a,n) for (int i=a;i<n;i++)
#define per(i,a,n) for (int i=n-1;i>=a;i--)
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(),(x).end()

typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pair<int, int>> vpii;
typedef vector<pair<ll, ll>> vpll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

template<class T>
void print(vector<T>& V, bool spaced = true) {
    string space;
    spaced ? space = " " : space = "";
    for(int i = 0; i < V.size(); i++) {
        cout<< V[i] << space;
    }cout<< '\n';
}

template<class T>
void printendl(vector<T>& V) {
    for(int i = 0; i < V.size(); i++) {
        cout<< V[i] << '\n';
    }
}

template<class T>
T gcd(T a, T b) {
    T r;
    while (b != 0) {
        r = a % b;
        a = b;
        b = r;
    }
    return a;
}

template <class T>
T lcm (T a, T b) {
    return a / gcd(a, b) * b;
}

template<class T>
T Max(T a, T b) {
    return (a < b) ? b : a;
}

template<class T>
T Min(T a, T b) {
    return (a < b) ? a : b;
}

//str

bool isPalindrome(string str){
    
    int length = str.length();
 
    for (int i = 0; i < (length / 2); i++)
        if (str[i] != str[length - 1 - i])
            return false;
 
    return true;    
}

void reverseStr(string& str) 
{ 
    int n = str.length(); 
    for (int i = 0; i < n / 2; i++) 
        swap(str[i], str[n - i - 1]); 
}
 

//Read through the messages at the end when you're done

int main() {

    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);


    int k; cin>> k;
    string s; cin>> s;
    int c = 0;
    int l = s.length();
    string res = "";
    
    if(l <= k) {
        cout << s << '\n';
    }else {
        rep(i, 0, k) {
            res += s[i];
        }res += "...";
        cout << res << '\n';
    }

    
    

    return 0;
}

    //Use long long da5eel rabbak!
    //Dont use endl;
    //DONT SUBMIT IZA UR NOT SURE WALLAHI BTENDAM
    //Dear Amine, just because it worked for the test cases doesnt necessarily mean it is correct.
    //Dear Amine, try it on ur own test cases iza ur not SURE
    //In case u didnt use long long, CHECK FOR POTENTIAL OVERFLOWS
    //DONT FORGET TO MOD EVERYTHING IZA U NEED TO MOD



Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include <bits/stdc++.h>

using namespace std;

#define rep(i,a,n) for (int i=a;i<n;i++)
#define per(i,a,n) for (int i=n-1;i>=a;i--)
#define pb push_back
#define mp make_pair
#define all(x) (x).begin(),(x).end()

typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pair<int, int>> vpii;
typedef vector<pair<ll, ll>> vpll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

template<class T>
void print(vector<T>& V, bool spaced = true) {
    string space;
    spaced ? space = " " : space = "";
    for(int i = 0; i < V.size(); i++) {
        cout<< V[i] << space;
    }cout<< '\n';
}

template<class T>
void printendl(vector<T>& V) {
    for(int i = 0; i < V.size(); i++) {
        cout<< V[i] << '\n';
    }
}

template<class T>
T gcd(T a, T b) {
    T r;
    while (b != 0) {
        r = a % b;
        a = b;
        b = r;
    }
    return a;
}

template <class T>
T lcm (T a, T b) {
    return a / gcd(a, b) * b;
}

template<class T>
T Max(T a, T b) {
    return (a < b) ? b : a;
}

template<class T>
T Min(T a, T b) {
    return (a < b) ? a : b;
}

//str

bool isPalindrome(string str){
    
    int length = str.length();
 
    for (int i = 0; i < (length / 2); i++)
        if (str[i] != str[length - 1 - i])
            return false;
 
    return true;    
}

void reverseStr(string& str) 
{ 
    int n = str.length(); 
    for (int i = 0; i < n / 2; i++) 
        swap(str[i], str[n - i - 1]); 
}
 

//Read through the messages at the end when you're done

int main() {

    ios_base::sync_with_stdio(false);
    cin.tie(NULL); cout.tie(NULL);


    int k; cin>> k;
    string s; cin>> s;
    int c = 0;
    int l = s.length();
    string res = "";
    rep(i, 0,l) {
        ++c;
        if(c <= k) {
            res += s[i];
        }else {
            res += "...";
            break;
        }
    }cout << res << '\n';

    
    

    return 0;
}

    //Use long long da5eel rabbak!
    //Dont use endl;
    //DONT SUBMIT IZA UR NOT SURE WALLAHI BTENDAM
    //Dear Amine, just because it worked for the test cases doesnt necessarily mean it is correct.
    //Dear Amine, try it on ur own test cases iza ur not SURE
    //In case u didnt use long long, CHECK FOR POTENTIAL OVERFLOWS
    //DONT FORGET TO MOD EVERYTHING IZA U NEED TO MOD



Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C

#include<stdio.h>
#include<string.h>
int main()
{
    long long int a,b,c=0,o,e,d=1,i,t,j,n,y,k,m,l,r=0;
    char x[105];
    scanf("%lld",&n);
    scanf("%s",x);
   l=strlen(x);
    if(l>n)
    {
    strrev(x);
    strnset(x,'.',l-n);
    strrev(x);
    x[n+3]='\0';
    printf("%s\n",x);
    }
    else{printf("%s\n",x);}
}


Compiler output:
main.c: In function 'main':
main.c:12:5: error: implicit declaration of function 'strrev'; did you mean 'strsep'? [-Wimplicit-function-declaration]
   12 |     strrev(x);
      |     ^~~~~~
      |     strsep
main.c:13:5: error: implicit declaration of function 'strnset'; did you mean 'strsep'? [-Wimplicit-function-declaration]
   13 |     strnset(x,'.',l-n);
      |     ^~~~~~~
      |     strsep
Language: C

#include<stdio.h>
int main()
{
    long long int a,b,c=0,o,e,d=1,i,t,j,n,y,k,m,l,r=0;
    char x[105];
    scanf("%lld",&n);
    scanf("%s",x);
   l=strlen(x);
    if(l>n)
    {
    strrev(x);
    strnset(x,'.',l-n);
    strrev(x);
    x[n+3]='\0';
    printf("%s\n",x);
    }
    else{printf("%s\n",x);}
}


Compiler output:
main.c: In function 'main':
main.c:8:6: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
    8 |    l=strlen(x);
      |      ^~~~~~
main.c:2:1: note: include '<string.h>' or provide a declaration of 'strlen'
    1 | #include<stdio.h>
  +++ |+#include <string.h>
    2 | int main()
main.c:8:6: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
    8 |    l=strlen(x);
      |      ^~~~~~
main.c:8:6: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:11:5: error: implicit declaration of function 'strrev' [-Wimplicit-function-declaration]
   11 |     strrev(x);
      |     ^~~~~~
main.c:12:5: error: implicit declaration of function 'strnset' [-Wimplicit-function-declaration]
   12 |     strnset(x,'.',l-n);
      |     ^~~~~~~
Language: C

#include<stdio.h>
int main()
{
    long long int a,b,c=0,o,e,d=1,i,t,j,n,y,k,m,l,r=0;
    char x[100];
    scanf("%lld",&n);
    scanf("%s",x);
   l=strlen(x);
    if(l>n)
    {
    strrev(x);
    strnset(x,'.',l-n);
    strrev(x);
    x[n+3]='\0';
    printf("%s\n",x);
    }
    else{printf("%s\n",x);}
}


Compiler output:
main.c: In function 'main':
main.c:8:6: error: implicit declaration of function 'strlen' [-Wimplicit-function-declaration]
    8 |    l=strlen(x);
      |      ^~~~~~
main.c:2:1: note: include '<string.h>' or provide a declaration of 'strlen'
    1 | #include<stdio.h>
  +++ |+#include <string.h>
    2 | int main()
main.c:8:6: warning: incompatible implicit declaration of built-in function 'strlen' [-Wbuiltin-declaration-mismatch]
    8 |    l=strlen(x);
      |      ^~~~~~
main.c:8:6: note: include '<string.h>' or provide a declaration of 'strlen'
main.c:11:5: error: implicit declaration of function 'strrev' [-Wimplicit-function-declaration]
   11 |     strrev(x);
      |     ^~~~~~
main.c:12:5: error: implicit declaration of function 'strnset' [-Wimplicit-function-declaration]
   12 |     strnset(x,'.',l-n);
      |     ^~~~~~~
Language: C++

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

int main()
{
    int num;
    char s[105];
    cin >> num  >> s;
    for(int i=0;i<strlen(s);i++){
        if(i<num)
            cout << s[i];
        else
            cout <<'.';
    }
    return 0;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:11:19: error: 'strlen' was not declared in this scope
   11 |     for(int i=0;i<strlen(s);i++){
      |                   ^~~~~~
a.cc:4:1: note: 'strlen' is defined in header '<cstring>'; this is probably fixable by adding '#include <cstring>'
    3 | #include <algorithm>
  +++ |+#include <cstring>
    4 | using namespace std;
Language: C++

#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
int main()
{
	int k,n,i;
	char s[100];
	cin>>k;
	gets(s);
	n=strlen(s);
	if(n<=k)cout<<s;
	else{
		for(i=0;i<k;i++)
		cout<<s[i];
		cout<<"...";
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
   10 |         gets(s);
      |         ^~~~
      |         getw
Language: C++

#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
int main()
{
	int k,n,i;
	char s[100];
	cin>>k;
	gets(s);
	n=strlen(s);
	if(n<=k)cout<<s;
	else{
		for(i=0;i<k;i++)
		cout<<s[i];
		cout<<endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'gets' was not declared in this scope; did you mean 'getw'?
   10 |         gets(s);
      |         ^~~~
      |         getw
Language: C++

#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
int main()
{
	int k,n,i;
	string s;
	cin>>k>>s;
	n=strlen(s);
	if(n<=k)cout<<s;
	else{
		for(i=0;i<k;i++)
		cout<<s[i];
		cout<<endl;
	}
	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:18: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'const char*'
   10 |         n=strlen(s);
      |                  ^
      |                  |
      |                  std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/cstring:43,
                 from a.cc:2:
/usr/include/string.h:407:35: note:   initializing argument 1 of 'size_t strlen(const char*)'
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
Language: C++

#include<iostream>
#include <bits/stdc++.h>
 
#define ll long long
#define endl "\n"
#define rep(i,a,b) for(int i=a;i<b;i++)
 
using namespace std;
 
int main(void) {
		ios::sync_with_stdio(0);
		cin.tie(0);
		cout.tie(0);
		int n;
	    cin>>n;
  		string s;
  		cin>> s;
  	if(s.length()>k){
      rep(i,0,k) cout<<s[i];
      cout<<"..."<<endl;
    }
  else
    cout<<s<<endl;	   
}

Compiler output:
a.cc: In function 'int main()':
a.cc:18:23: error: 'k' was not declared in this scope
   18 |         if(s.length()>k){
      |                       ^
Language: C++

/* Parth Manubhai Patel */
#include <bits/stdc++.h>
using namespace std;
#define fio ios_base::sync_with_stdio(false), cin.tie(NULL)
#define ll long long
#define int long long
#define ull unsigned long long
#define ld long double
#define sb __builtin_popcount
#define vi vector<int>
#define vc vector<char>
#define ii pair<int, int>
#define pq priority_queue<ii, vector<ii>, greater<ii>>
#define vii vector<ii>
#define sz(a) int((a).size())
#define f(a, b) for (int i = a; i < b; i++)
#define fr(a, b) for (int i = a - 1; i >= b; i--)
#define tr(x, m) for (auto x : m)
#define in(a, b) (b.find(a) != string::npos)
#define minin(a) *min_element(all(a))
#define maxin(a) *max_element(all(a))
#define X first
#define Y second
#define fill(a, x) memset(a, x, sizeof(a))
#define pb push_back
#define pf push_front
#define mp make_pair
#define all(v) v.begin(), v.end()
#define rall(v) reverse(v.begin(), v.end())
#define unq(v) v.erase(unique(all(v)), v.end())
#define el "\n"
#define mx3(a, b, c) max(max(a, b), c)
#define mn3(a, b, c) min(min(a, b), c)
#define S(v) accumulate(all(v), (ll)0)
#define SP(n) cout.precision(n)
#define PI = atan(1.0) * 4.0;
#define MOD = 1e9 + 7;
#define EPS = 0.0000001;
void start() {
    fio;
    SP(10);
#ifndef ONLINE_JUDGE
    freopen("input.txt", "r", stdin);
    freopen("output.txt", "w", stdout);
#endif
}

int32_t main() {
    start();
    int k;
    cin>>k;
    string s;
    cin>>s;
    int n=size();
    if(n>k)cout<<s.substr(0,k)<<"...";
    else cout<<s;
    return 0;
}


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:54:15: error: no matching function for call to 'size()'
   54 |     int n=size();
      |           ~~~~^~
In file included from /usr/include/c++/14/string:53,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:2:
/usr/include/c++/14/bits/range_access.h:262:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.size()) std::size(const _Container&)'
  262 |     size(const _Container& __cont) noexcept(noexcept(__cont.size()))
      |     ^~~~
/usr/include/c++/14/bits/range_access.h:262:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/range_access.h:272:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr std::size_t std::size(const _Tp (&)[_Nm])'
  272 |     size(const _Tp (&)[_Nm]) noexcept
      |     ^~~~
/usr/include/c++/14/bits/range_access.h:272:5: note:   candidate expects 1 argument, 0 provided
Language: C++

#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i < (n); ++i)
using namespace std;
using ll = long long;
using p = pair<int,int>;
 
int main() {
	int k;
	string s;
  	cin >> k >> s;
  	if (s.size() < = k) cout << s << "\n";
  	else {
    	string ans = s.substr(0,k);
      	ans += "...";
      	cout << ans << endl;
    }
  	return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:24: error: expected primary-expression before '=' token
   11 |         if (s.size() < = k) cout << s << "\n";
      |                        ^
Language: Java

import java.util.*;
public class Main2 {
    public static void main(String[] args){
        int N;
        String str1;
        char str2[] = new char[103];
        char ans[] = new char[103];
        Scanner sc = new Scanner(System.in);

        N = sc.nextInt();
        str1 = sc.nextLine();

        str2 = str1.toCharArray();

        for (int i = 0; i < N; i++) {
            ans[i] = str2[i];
        }
        ans[N - 1] = ans[N] = ans[N + 1] = '.';

        System.out.println(ans);
    }
}

Compiler output:
Main.java:2: error: class Main2 is public, should be declared in a file named Main2.java
public class Main2 {
       ^
1 error
Language: C++

#include<bits/std++.h>
using namespace std;
int main(){
  int k; string s;
  cin>>k>>s;
  if(s.length()<=k) cout<<s;
  else {
    cout<<s.substr(0,k);
  }
}

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

#include <bits/stdc++.h>
using namespace std;
	
int main() {
  	int c; cin >> c;
	string b; cin >> b;
  	if(b.size()>a){
    	cout << b.substr(0,a) << "...";
    } else {
    	cout << b;
    }
	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:21: error: 'a' was not declared in this scope
    7 |         if(b.size()>a){
      |                     ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define rep(i,0,n) for(int i=0;i<n;i++)
int main()
{
  int n;
  string s;
  cin>>n>>s;
  if(s.size()>n)
  {
    rep(i,0,n)
      cout<<s[i];
    rep(i,0,s.size()-n)
      cout<<'.';
  }
  else
    cout<<s;
}

Compiler output:
a.cc:3:15: error: expected parameter name, found "0"
    3 | #define rep(i,0,n) for(int i=0;i<n;i++)
      |               ^
a.cc: In function 'int main()':
a.cc:11:9: error: 'i' was not declared in this scope
   11 |     rep(i,0,n)
      |         ^
a.cc:11:5: error: 'rep' was not declared in this scope
   11 |     rep(i,0,n)
      |     ^~~
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main()
{
  int n;
  string s;
  cin>>n>>s;
  if(s.size()>n)
  {
    rep(i,0,n)
      cout<<s[i];
    rep(i,0,s.size()-n)
      cout<<'.';
  }
  else
    cout<<s;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:9: error: 'i' was not declared in this scope
   10 |     rep(i,0,n)
      |         ^
a.cc:10:5: error: 'rep' was not declared in this scope
   10 |     rep(i,0,n)
      |     ^~~
Language: C

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp> 
#include <ext/pb_ds/tree_policy.hpp> 
 
using namespace std;
using namespace __gnu_pbds;
 
 
#define pb push_back
#define mp make_pair
#define lb lower_bound
#define ub upper_bound
#define f first
#define s second
#define resz resize
#define ini ll_MAX
#define inl LLONG_MAX
#define MOD 1000000007
#define sz(x) ll((x).size())
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define FOR(i, a, b) for (ll i = (a); i < (b); i++)
#define F0R(i, a) for (ll i = 0; i < (a); i++)
#define FORR(i, a, b) for (ll i = a; i >= (b); i--)
#define F0RR(i, a) for (ll i = a; i >= 0; i--)
#define trav(a, x) for (auto& a : x)
#define pbds tree<ll, null_type,less<ll>, rb_tree_tag,tree_order_statistics_node_update> 
 
using ll = long long;
using vi = vector<ll>;
using vvi = vector<vi>;
using vll = vector<ll>;
using vvll = vector<vll>;
using vb = vector<bool>;
using vd = vector<double>;
using vs = vector<string>;
 
using pii = pair<ll, ll>;
using pll = pair<ll, ll>;
using pdd = pair<double, double>;
 
using vpii = vector<pii>;
using vvpii = vector<vpii>;
using vpll = vector<pll>;
using vvpll = vector<vpll>;
using vpdd = vector<pdd>;
using vvpdd = vector<vpdd>;
 
ll mod(ll a,ll b)
{
    return (b+a%b)%b;
}
 
ll gcd(ll a,ll b)
{
    if(b==0)return a;
    else return gcd(b,a%b);
}
ll po(ll a,ll b)
{
    ll ans = 1;
    while(b--)
        ans*=a;
    return ans;
}
ll pom(ll a,ll b,ll mod)
{
    if(b==0)return 1;
    ll k = pom(a,b/2,mod);
    if(b%2==0)return (k*k)%mod;
    else return ((k*k)*mod*a)%mod;
}
 
ll sqdist(ll a,ll b,ll c,ll d)
{
    return (a-c)*(a-c)+(b-d)*(b-d);
}
ll fact(ll n)
{
    if(n==0)return 1;
    ll ans = 1;
    FOR(i,1,n+1)ans*=i;
    return ans;
}
 

void solve()
{
    int k;string s;
    cin>>k>>s;
    if(s.size()>k)s = s.substr(0,k)+"...";
    cout<<s<<endl;
}
main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    // #ifndef ONLINE_JUDGE
    // freopen("input.txt","r",stdin);
    // freopen("output.txt","w",stdout);
    // #endif
    solve();
}

Compiler output:
main.c:1:10: fatal error: bits/stdc++.h: No such file or directory
    1 | #include <bits/stdc++.h>
      |          ^~~~~~~~~~~~~~~
compilation terminated.
Language: C++

#include <algorithm>
#include <climits>
#include <cmath>
#include <deque>
#include <iomanip>
#include <iostream>
#include <map>
#include <set>
#include <stack>
#include <string>
#include <vector>

// author:Swastik Banerjee

using namespace std;

typedef long long ll;
#define MOD 1000000007


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



  



    string s;   cin>>s;

    if(s.size()<=k)
        cout<<s;
    else{
        cout<<s<<"...";
    }



  
    


}

Compiler output:
a.cc: In function 'int main()':
a.cc:33:18: error: 'k' was not declared in this scope
   33 |     if(s.size()<=k)
      |                  ^
Language: C++

#include <bits/stdc++.h>
using namespace std;
define PI 3.14159265;
int main(){
int a,b,h,m;
  cin>>a>>b>>h>>m;
  int ht=h*30;
  int mt=m*6;
  int t=abs(ht-mt);
  float j=float(t);
  float l=a**2+b**2;
  l=l-2*a*b*cos(t*PI/180);
  cout<<l<<endl;

  }
}

Compiler output:
a.cc:3:1: error: 'define' does not name a type
    3 | define PI 3.14159265;
      | ^~~~~~
a.cc: In function 'int main()':
a.cc:11:13: error: invalid type argument of unary '*' (have 'int')
   11 |   float l=a**2+b**2;
      |             ^~
a.cc:11:18: error: invalid type argument of unary '*' (have 'int')
   11 |   float l=a**2+b**2;
      |                  ^~
a.cc:12:19: error: 'PI' was not declared in this scope
   12 |   l=l-2*a*b*cos(t*PI/180);
      |                   ^~
a.cc: At global scope:
a.cc:16:1: error: expected declaration before '}' token
   16 | }
      | ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#define  ft  ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
int main()
{
    ft
    int t,i,j,n,m,l,r;
    cin>>n>>s;
    m=s.size();
    if(m<=n)
    {
        cout<<s<<"\n";
    }
    else
    {
        for(i=0;i<n;i++)
        {
            cout<<s[i];
        }
        cout<<"...\n";
    }
    return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:13: error: 's' was not declared in this scope
    8 |     cin>>n>>s;
      |             ^
Language: C++

#include <iostream>
#include <string>

int main()
{
  int n;
  string s;
  std::cin >> n >> s;
  
  if(n < s.length())
  {
    std::cout << s.substr(0, n) << "...";
  }
  else
  {
    std::cout << s;
  }
  
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:7:3: error: 'string' was not declared in this scope
    7 |   string s;
      |   ^~~~~~
a.cc:7:3: note: suggested alternatives:
In file included from /usr/include/c++/14/iosfwd:41,
                 from /usr/include/c++/14/ios:40,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 from a.cc:1:
/usr/include/c++/14/bits/stringfwd.h:77:33: note:   'std::string'
   77 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
In file included from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44:
/usr/include/c++/14/string:76:11: note:   'std::pmr::string'
   76 |     using string    = basic_string<char>;
      |           ^~~~~~
a.cc:8:20: error: 's' was not declared in this scope
    8 |   std::cin >> n >> s;
      |                    ^
Language: C++

#include<bits/stdc++.h>
using namespace std;
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC optimize ("-ffloat-store") // to restrict undesirable precision
#pragma GCC optimize ("-fno-defer-pop")// to pop argument of function as soon as it returns
#define all(a) a.begin(),a.end()
#define ll long long int
#define ld long double
ll power(ll a,ll b,ll m){ if(b==0) return 1; if(b==1) return a%m; ll t=power(a,b/2,m)%m; t=(t*t)%m; if(b&1) t=((t%m)*(a%m))%m; return t;}
ll modInverse(ll a, ll m) { return power(a, m-2, m); }
#define ps push_back
#define fs first
#define sc second
#define takeline cin.ignore();
#define iactive cout.flush();
#define N 3000005
#define endl "\n"
#define mod 1000000007
#define PI 3.141592653589793
//((1.0l)*BIG MULTIPLY MAGIC?)
// string to integer stoi()
// string to long long stoll()
// string.substr(position,length);
// integer to string to_string();
//-----------------------------------------------
int main(){

	ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
	
	ll i,j,k,n;
	cin>>k;
	string s;
	cin>>s;
	if(s.length<=k){
		cout<<s<<endl;
	}
	else{
		for(i=0;i<k;i++){
			cout<<s[i];
		}
		cout<<"...";
	}
	return 0;	
}

Compiler output:
a.cc: In function 'int main()':
a.cc:35:14: error: invalid use of 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]' (did you forget the '()' ?)
   35 |         if(s.length<=k){
      |            ~~^~~~~~
      |                    ()
Language: C

#include<stdio.h>
#include<string.h>
int main(void){
	int k;
  char s[100];
  int len;
  char str[100];
  scanf("%d\n",&k);
  scanf("%s",s);
  len = strlen(s);
  if(k >= len){
    	printf("%s",s);
  }else{
    strncpy(str,s,k);
      printf("%s",str);
  return 0;
}
    
  


Compiler output:
main.c: In function 'main':
main.c:17:1: error: expected declaration or statement at end of input
   17 | }
      | ^
Language: C

#include<stdio.h>
#include<string.h>
int main(void){
	int k;
  char s[100];
  int len;
  char str;
  scanf("%d\n",&k);
  scanf("%s",s);
  len = strlen(s);
  if(k >= len){
    	printf("%s",s);
  }else{
    strncpy(str,s,k)
      printf("%s",str);
  return 0;
}
    
  


Compiler output:
main.c: In function 'main':
main.c:14:13: error: passing argument 1 of 'strncpy' makes pointer from integer without a cast [-Wint-conversion]
   14 |     strncpy(str,s,k)
      |             ^~~
      |             |
      |             char
In file included from main.c:2:
/usr/include/string.h:144:40: note: expected 'char * restrict' but argument is of type 'char'
  144 | extern char *strncpy (char *__restrict __dest,
      |                       ~~~~~~~~~~~~~~~~~^~~~~~
main.c:14:21: error: expected ';' before 'printf'
   14 |     strncpy(str,s,k)
      |                     ^
      |                     ;
   15 |       printf("%s",str);
      |       ~~~~~~         
main.c:17:1: error: expected declaration or statement at end of input
   17 | }
      | ^
Language: C

#include<stdio.h>
#include<string.h>
int main(void){
	int k;
  char s[100];
  int len;
  scanf("%d\n",&k);
  scanf("%s",s);
  len = strlen(s);
  if(s <= len){
    	printf("%s",s);
  }else{
    for(int i = 0; i < k; i++){
      	printf("%c",s[i]);
    }
    return 0;
  }
    
  


Compiler output:
main.c: In function 'main':
main.c:10:8: warning: comparison between pointer and integer
   10 |   if(s <= len){
      |        ^~
main.c:17:3: error: expected declaration or statement at end of input
   17 |   }
      |   ^
Language: C

#include<stdio.h>
#include<string.h>
int main(void){
	int k;
  char s[100];
  int len;
  scanf("%d\n",&k);
  scanf("%s",s);
  len = strlen(s);
  if(s <= k){
    	printf("%s",s);
  }else{
    for(int i = 0; i < k; i++){
      	printf("%c",s[i]);
    }
    return 0;
  }
    
  

Compiler output:
main.c: In function 'main':
main.c:10:8: warning: comparison between pointer and integer
   10 |   if(s <= k){
      |        ^~
main.c:17:3: error: expected declaration or statement at end of input
   17 |   }
      |   ^
Language: C++

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int main()
{
	int k,len;
	string s;
	cin>>k;
	cin>>s;
	len=strlen(s);
	if(len<=k)
	{
		cout<<s;
	}
	else
	{
		for(int i=0;i<k;i++)cout<<s[i];
		cout<<"...";
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:20: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'const char*'
   11 |         len=strlen(s);
      |                    ^
      |                    |
      |                    std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/cstring:43,
                 from a.cc:3:
/usr/include/string.h:407:35: note:   initializing argument 1 of 'size_t strlen(const char*)'
  407 | extern size_t strlen (const char *__s)
      |                       ~~~~~~~~~~~~^~~
Language: C++

#include<cstdio>
#include<iostream>
#include<cstring>
using namespace std;
char s[110];
int main()
{
	int a,l;
	cin>>a;
	scanf("%s",s);
	l=strlen(s);
	if(l<=a)
	{
		printf("%s", s); 
	}
	else
	{
		for(int i=0;i<a;i++)
		printf("%c", s[i]);
		printf("...");
	}
    return 0
}

Compiler output:
a.cc: In function 'int main()':
a.cc:22:13: error: expected ';' before '}' token
   22 |     return 0
      |             ^
      |             ;
   23 | }
      | ~
Language: C++

#include<bits/stdc++.h>
#define pf printf
#define sc(x) scanf("%d",&x);
#define scs(x) scanf("%s",x);
#define scl(x) scanf("%lld",&x);
#define rep(i,s,e) for(int i=s; i<=e; ++i)
#define dep(i,s,e) for(int i=s; i>=e; --i)
typedef long long ll;
using namespace std;
const ll mod=998244353;
char s[100005];
int main()
{
	int n;sc(n);
	getchar();scs(s+1);
	rep(i,1,min(n,strlen(s+1)))pf("%c",s[i]);
	if(strlen(s+1)>n)pf("...");
	pf("\n");
}


Compiler output:
a.cc: In function 'int main()':
a.cc:16:20: error: no matching function for call to 'min(int&, size_t)'
   16 |         rep(i,1,min(n,strlen(s+1)))pf("%c",s[i]);
      |                 ~~~^~~~~~~~~~~~~~~
a.cc:6:36: note: in definition of macro 'rep'
    6 | #define rep(i,s,e) for(int i=s; i<=e; ++i)
      |                                    ^
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:16:20: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'size_t' {aka 'long unsigned int'})
   16 |         rep(i,1,min(n,strlen(s+1)))pf("%c",s[i]);
      |                 ~~~^~~~~~~~~~~~~~~
a.cc:6:36: note: in definition of macro 'rep'
    6 | #define rep(i,s,e) for(int i=s; i<=e; ++i)
      |                                    ^
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:16:20: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   16 |         rep(i,1,min(n,strlen(s+1)))pf("%c",s[i]);
      |                 ~~~^~~~~~~~~~~~~~~
a.cc:6:36: note: in definition of macro 'rep'
    6 | #define rep(i,s,e) for(int i=s; i<=e; ++i)
      |                                    ^
Language: C++

// Author: pankaj_m05 
// Problem: B
//Created: 17.05.2020 17:34:43

#include<bits/stdc++.h>
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL);
#define f_in(file) freopen(file, "r", stdin)
#define f_out(file) freopen(file, "w", stdout)
#define sz(a) int((a).size())
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define all(c) c.begin(), c.end()
#define tr(c,i) for(typeof(c).begin() i = c.begin(); i != c.end(); i++)
#define present(c,x) (c.find(x) != c.end())  // Set and Maps
#define cpresent(c,x) (find(allc,x) != c.end()) // Vectors
using namespace std;

typedef vector< int > vi;
typedef vector< vi > vvi;
typedef pair< int, int > ii;
typedef long long ll;

const int mod = 1e9 + 7;

int main(void) { 
	fast
	int k;
	string s;
	cin >> k >> s;
	int len = s.length();
	if(len > k)           
		s = substr(0, k) + "...";
	cout << s << '\n';
	return 0;
}                                          

Compiler output:
a.cc: In function 'int main()':
a.cc:34:21: error: 'substr' was not declared in this scope; did you mean 'strstr'?
   34 |                 s = substr(0, k) + "...";
      |                     ^~~~~~
      |                     strstr
Language: C++

#include<bits/stdc++.h>
using namespace std;
int main(){
   int k;
  string s;
  cin>>k>>s;
  int l=s.size();
  if(l<=k) cout<<s<<endl;
  esle cout<<s.substr(0,k)<<"..."<<endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:3: error: 'esle' was not declared in this scope
    9 |   esle cout<<s.substr(0,k)<<"..."<<endl;
      |   ^~~~
Language: C++

#include <iostream>

using namespace std;

int main()
{
  string s;
  long unsigned int k, l;
  cin k >> s;
  l = s.size();
  if ( k <= l)
  {
    cout << s;
    return 0;
  }
  else
  {
    s.erase(k-1,l-1);
    s.append("...");
    cout << s <<endl;
    return 0;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:6: error: expected ';' before 'k'
    9 |   cin k >> s;
      |      ^~
      |      ;
Language: C++

#include <iostream>

using namespace std;

int main()
{
  string s, news;
  long unsigned int k;
  cin >> s >> k;
  if (s.size() <= k)
  {
    cout << s;
    return 0;
  }
  else
  {
    s.erase(k, s.size()-k)
    s.append("...")
   	cout << s;
    return 0;
  }
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:27: error: expected ';' before 's'
   17 |     s.erase(k, s.size()-k)
      |                           ^
      |                           ;
   18 |     s.append("...")
      |     ~
Language: C++

#include <iostream>

using namespace std;

int main()
{
  string s, news;
  l uint k;
  cin >> s >> k;
  if (s.size() <= k)
  {
    cout << s;
    return 0;
  }
  else
  {
    s.erase(k, s.size()-k)
    s.append("...")
   	cout << s;
    return 0;
  }
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:3: error: 'l' was not declared in this scope
    8 |   l uint k;
      |   ^
a.cc:9:15: error: 'k' was not declared in this scope
    9 |   cin >> s >> k;
      |               ^
Language: C++

#include <iostream>

using namespace std;

int main()
{
  string s, news;
  int k;
  cin >> s >> k;
  if (s.size() <= k)
  {
    cout << s;
    return 0;
  }
  else
  {
    s.erase(k, s.size()-k)
    s.append("...")
   	cout << s;
    return 0;
  }
  
}

Compiler output:
a.cc: In function 'int main()':
a.cc:17:27: error: expected ';' before 's'
   17 |     s.erase(k, s.size()-k)
      |                           ^
      |                           ;
   18 |     s.append("...")
      |     ~
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main()
{
  int K;
  cin >> K;
  string S;
  cin >> S;
  if(S.size()<=K)cout << S << endl;
  else{
    cout << substr(0,K) << "..." << endl;
  }
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:13: error: 'substr' was not declared in this scope; did you mean 'strstr'?
   11 |     cout << substr(0,K) << "..." << endl;
      |             ^~~~~~
      |             strstr
Language: C++

#include <iostream>
#include <string>

using namespace std;

int main ()
{
  string S;
  int K;
  cin>k>>S;
  int M=S.size();
  if(M<=K)
  {
    cout<<S<<endl;
  }
  else
  {
    for(int n=0;n<K;n++)
    {
      cout<<S[n];
    }
    cout<<"…"<<endl;
  }
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:10:7: error: 'k' was not declared in this scope
   10 |   cin>k>>S;
      |       ^
Language: C++

//int a = stoi(c); 文字列をintへ
//小文字から大文字
//transform(a.begin(), a.end(), a.begin(), ::toupper);
//数値計算 個数以外はdouble
//map 全探索
//auto begin = p.begin(), end = p.end();
//for (auto it = begin; it != end; it++) {}
//mapのキー：it->first mapのバリュー：it->second
//大文字判定 isupper(文字) 小文字判定 islower(文字)
//do{}while(next_permutation(ALL(配列)))
//小文字に対応する文字コード：S[i] - 'a'
//文字コード→小文字：(char)(数字+'a')
//グラフの距離:隣接行列で扱う
//bool型　初期値はTrue
//島渡りの問題：中間ノードに着目
//数が大きい時の比較はstring型で行う
//全て0になったか調べたい->0になるたびにcntする
//例外処理は最初にする
//x = p^m + q^n...の約数の個数:(n+1)*(m+1)....
//N!のどの素因数で何回割れるか
//⇔1~Nまでの数がそれぞれどの素因数で何回割り切れるかの和
//パズルの問題->一般化して全探索
//stack<ll> s;
//s.push(要素);s.top();s.pop();
//queue<ll> q;
//q.push(要素);q.front();q.pop();
//同じ作業繰り返す系の問題：収束先を見つける
//過半数：N/2.0で判定
//優先度付きキュー
//priority_queue<
//ll,
//vector<ll>
//> q;
#include <bits/stdc++.h>
#define rep(i,N) for(int i = 0; i < N;i++)
#define ALL(a) (a).begin(),(a).end()
#define ll long long int
#define PI 3.14159265358979323846264338327950L
using namespace std;


//割るやつ
const ll MOD = (pow(10, 9) + 7);

// K進数でのNの桁数
ll dig(ll N, ll K) {
	ll dig = 0;
	while (N) {
		dig++;
		N /= K;
	}
	return dig;
}
// a,bの最大公約数
ll gcd(ll a, ll b) {
	if (b == 0) return a;
	return gcd(b, a%b);
}

//a,bの最小公倍数
ll lcm(ll a, ll b) {
	ll g = gcd(a, b);
	return a / g * b;
}

//階乗計算
ll f(ll n) {
	if (n == 0 || n == 1) return 1;
	else return (n * f(n - 1));
}

//Nのd桁目の数
ll dignum(ll N, ll d) {
	ll x = pow(10, d);
	N %= x;
	ll y = pow(10, d - 1);
	N /= y;
	return N;
}

//Nをdで何回割れるか
ll divcnt(ll N, ll d) {
	ll ans = 0;
	while (1) {
		if (N%d == 0) {
			ans++;
			N /= d;
		}
		else break;
	}

	return ans;
}

//素数判定
bool prime(ll num) {
	if (num < 2) return false;
	else if (num == 2) return true;
	else if (num % 2 == 0) return false;
	double sqrtNum = sqrt(num);
	for (int i = 3; i <= sqrtNum; i += 2) {
		if (num % i == 0) return false;
	}
	return true;
}

//フィボナッチ数列
vector<ll> memo(pow(10, 6) + 1);
ll fibo(ll n) {
	if (n == 1) return 1;
	else if (n == 2) return 1;
	else if (memo[n] != 0) return memo[n];
	else return memo[n] = fibo(n - 1) + f(n - 2);
}

ll RS(ll N, ll P, ll M) {
	if (P == 0) return 1;
	if (P % 2 == 0) {
		ll t = RS(N, P / 2, M);
		return t * t % M;
	}
	return N * RS(N, P - 1, M);
}

int main() {
	string S; cin >> S;
	if (S.size() <= K) cout << S << endl;
	else {
		string T;
		rep(i, K)T += S[i];
		cout << T + "..." << endl;
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:127:25: error: 'K' was not declared in this scope
  127 |         if (S.size() <= K) cout << S << endl;
      |                         ^
Language: C++

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

typedef long long ll;
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef vector<pii> vii;
#define F first
#define S second
#define sz(x) (int)x.size()
#define db(x) cerr << #x << ": " << x << "\n";

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

    int K; string S;
    cin >> K >> S;
    if(K > sz(s))
        cout << S.substr(0,K) << "...";
    else
        cout << S;
}


Compiler output:
a.cc: In function 'int main()':
a.cc:19:15: error: 's' was not declared in this scope
   19 |     if(K > sz(s))
      |               ^
a.cc:10:20: note: in definition of macro 'sz'
   10 | #define sz(x) (int)x.size()
      |                    ^
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main()
{int k;
 cin>>k;
 string s;
 cin>>s;
 if(s.length>k)
   s=s.substr(0,k)+" ";
     cout<<s;
 return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: invalid use of 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]' (did you forget the '()' ?)
    9 |  if(s.length>k)
      |     ~~^~~~~~
      |             ()
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main()
{int k;
 cin>>k;
 string s;
 cin>>s;
 if(s.length>k)
   s=s.substr(0,k)+"...";
     cout<<s;
 return 0;}


Compiler output:
a.cc: In function 'int main()':
a.cc:9:7: error: invalid use of 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]' (did you forget the '()' ?)
    9 |  if(s.length>k)
      |     ~~^~~~~~
      |             ()
Language: C++

#include<iostream>
#include<string>
using namespace std;
int main()
{int k;
 cin>>k;
 string s;
 cin>>s;
 if(strlen(s)<=k)
   cout<<s;
 else 
   for(int i=0;i<=k;i++)
     cout<<s[i];
 return 0;}

Compiler output:
a.cc: In function 'int main()':
a.cc:9:5: error: 'strlen' was not declared in this scope
    9 |  if(strlen(s)<=k)
      |     ^~~~~~
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 | #include<string>
Language: C++

#include <bits/stdc++.h>
using namespace std;
int main() {
	int k; cin >> k;
  	string s; cin >> s;
  	for (int i = 0; i < min(k, s.length()); i++) {
   		cout << s[i]; 
    }
  	if (k < s.length()) cout << "...";
}

Compiler output:
a.cc: In function 'int main()':
a.cc:6:32: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
    6 |         for (int i = 0; i < min(k, s.length()); i++) {
      |                             ~~~^~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:6:32: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
    6 |         for (int i = 0; i < min(k, s.length()); i++) {
      |                             ~~~^~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:6:32: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
    6 |         for (int i = 0; i < min(k, s.length()); i++) {
      |                             ~~~^~~~~~~~~~~~~~~
Language: C++

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

int main(){
  int n; cin>>n;
  string s; cin>>s;
  string k = "...";
  if(s.size()<=n)cout<<s<<endl;
  else{
    string ans = s.substr(0,n);
    cout<<ans+k<<endl;
  }
  retrun 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:3: error: 'retrun' was not declared in this scope
   13 |   retrun 0;
      |   ^~~~~~
Language: Java

public class Main {
 public static void main(String[] a) {
   Scanner in = new Scanner(System.in);
   int k = in.nextInt();
   String s = in.next();
   String result = "";
   if (s.length() > k) {
     result = s.substring(0, k) + "...";
   }
   else {
     result = s;
   }
   return result; 
 }
}

Compiler output:
Main.java:3: error: cannot find symbol
   Scanner in = new Scanner(System.in);
   ^
  symbol:   class Scanner
  location: class Main
Main.java:3: error: cannot find symbol
   Scanner in = new Scanner(System.in);
                    ^
  symbol:   class Scanner
  location: class Main
Main.java:13: error: incompatible types: unexpected return value
   return result; 
          ^
3 errors
Language: C++

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

void solve(){
    string a;
    cin>>a;
  int k;
  cin>>k;
  
  if((int)a.size()>k){
    for(int i =0;i<k;i++){
      cout<<a[i]
    }
    cout<<"..."<<"\n";
  }
  else cout<<a<<"\n";
    
}

int main()
{

           solve();

    return 0; 
}


Compiler output:
a.cc: In function 'void solve()':
a.cc:12:17: error: expected ';' before '}' token
   12 |       cout<<a[i]
      |                 ^
      |                 ;
   13 |     }
      |     ~
Language: C++

#include <bits/stdc++.h>
#define ll long long
#define sz(x) int(x.size())
using namespace std;

int main() {
	ll x;
	cin>>x;

	string s;
	cin>>s;

	if(sz(s) < k) cout<<s<<"\n";
	else {
		cout<<s.substr(0, k)<<"...\n";
	}
}

Compiler output:
a.cc: In function 'int main()':
a.cc:13:20: error: 'k' was not declared in this scope
   13 |         if(sz(s) < k) cout<<s<<"\n";
      |                    ^
Language: Java

public Class Main { 
	public static void Main(String[] a) { 
      Scanner in = new Scanner(System.in);
      int k = in.nextInt();
      String s = in.next();
      result = "";
      if (s.length() > k)
        result = s.substring(0,k) + "...";
      else 
        result = s;
      System.out.println(result);
      
    }
}

Compiler output:
Main.java:1: error: class, interface, enum, or record expected
public Class Main { 
       ^
Main.java:2: error: unnamed classes are a preview feature and are disabled by default.
	public static void Main(String[] a) { 
	              ^
  (use --enable-preview to enable unnamed classes)
Main.java:14: error: class, interface, enum, or record expected
}
^
3 errors
Language: C++

    #include<iostream>
    using namespace std;
     
    int main()
    {
      int n;
      cin>>n;
      string s;
      cin>>s;
      
      if(s.size() <= k)
        cout<<s<<endl;
      else
      {
     	string ans = "";
        for(int i = 0; i<k; i++)
          ans += s[i];
        ans += "...";
        cout<<ans<<endl;
      }
     
      return 0;
    }

#include<iostream>
using namespace std;

int main()
{
  int n;
  cin>>n;
  string s;
  cin>>s;
  
  if(s.size() <= n)
    cout<<s<<endl;
  else
  {
 	string ans = "";
    for(int i = 0; i<n; i++)
      ans += s[i];
    ans += "...";
    cout<<ans<<endl;
  }
 
  return 0;
}

Subm

Compiler output:
a.cc: In function 'int main()':
a.cc:11:22: error: 'k' was not declared in this scope
   11 |       if(s.size() <= k)
      |                      ^
a.cc: At global scope:
a.cc:28:5: error: redefinition of 'int main()'
   28 | int main()
      |     ^~~~
a.cc:4:9: note: 'int main()' previously defined here
    4 |     int main()
      |         ^~~~
a.cc:49:1: error: 'Subm' does not name a type
   49 | Subm
      | ^~~~
Language: C++

#include<iostream>
using namespace std;

int main()
{
  int n;
  cin>>n;
  string s;
  cin>>s;
  
  if(s.size() <= k)
    cout<<s<<endl;
  else
  {
 	string ans = "";
    for(int i = 0; i<k; i++)
      ans += s[i];
    ans += "...";
    cout<<ans<<endl;
  }
 
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:11:18: error: 'k' was not declared in this scope
   11 |   if(s.size() <= k)
      |                  ^