Language: C++

//written by: rishav2416
#include <bits/stdc++.h>
#define ll long  long
#define lli long long int
#define ld long double
#define mod 1000000007
#define max_char 128
#define pb push_back
#define ff first
#define ss second
#define mp make_pair
#define lbd lower_bound
#define ubd upper_bound
#define PI 3.141592653589793238
#define pf push_front
#define all(x) x.begin(),x.end()
#define input(arr,n) for(ll c1=0;c1<n;c1++)cin>>arr[c1];
#define arrinit(arr,n) for(ll c1=0;c1<n;c1++) arr[i]=k;
#define rep(i,a,n) for( ll i=a ; i<n ; i++)
#define revrep(i,a,n) for(ll i=a; i>=n ; i--)
#define mems(x, y) memset(x, y, sizeof(x))
#define fastio ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
#define INF 1e18a



ll power(ll base,ll pow, ll mo)
{
   ll res=1;
   while(pow)
   {
        if (pow%2!=0)  res=(res*base)%mo;
        base=(base*base)%mo;
        pow/=2;
   }
   return res;
}


std::string str="All Good Till Here";

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

int32_t main()
{
    fastio
	ll tt,i,j,x;
	//cin>>tt;
  tt=1;
	while(tt--)
	{
    string str,str2;
    cin>>str;
    sin>>str2;
    if(str2.length()>str.length())
    {
      rep(i,0,str.length())
      if(str[i]!=str2[i])
      {
        cout<<"YES\n";
        break;
      }
    }
    else
    cout<<"NO\n";
	}
    return 0;
}


Compiler output:
a.cc: In function 'int32_t main()':
a.cc:55:8: error: no match for 'operator>>' (operand types are '<unresolved overloaded function type>' and 'std::string' {aka 'std::__cxx11::basic_string<char>'})
   55 |     sin>>str2;
      |     ~~~^~~~~~
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52,
                 from a.cc:2:
/usr/include/c++/14/bits/basic_string.h:4064:5: note: candidate: 'std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, __cxx11::basic_string<_CharT, _Traits, _Allocator>&) [with _CharT = char; _Traits = char_traits<char>; _Alloc = allocator<char>]'
 4064 |     operator>>(basic_istream<char>& __is, basic_string<char>& __str);
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:4059:48: note:   no known conversion for argument 1 from '<unresolved overloaded function type>' to 'std::basic_istream<char>&'
 4059 |     operator>>(basic_istream<_CharT, _Traits>& __is,
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:41:
/usr/include/c++/14/cstddef:131:5: note: candidate: 'template<class _IntegerType> constexpr std::__byte_op_t<_IntegerType> std::operator>>(byte, _IntegerType)'
  131 |     operator>>(byte __b, _IntegerType __shift) noexcept
      |     ^~~~~~~~
/usr/include/c++/14/cstddef:131:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   cannot convert 'std::sin' (type '<unresolved overloaded function type>') to type 'std::byte'
   55 |     sin>>str2;
      |          ^~~~
/usr/include/c++/14/bitset:1597:5: note: candidate: 'template<class _CharT, class _Traits, long unsigned int _Nb> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, bitset<_Nb>&)'
 1597 |     operator>>(std::basic_istream<_CharT, _Traits>& __is, bitset<_Nb>& __x)
      |     ^~~~~~~~
/usr/include/c++/14/bitset:1597:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'std::bitset<_Nb>'
In file included from /usr/include/c++/14/istream:1109,
                 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/bits/istream.tcc:978:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT&)'
  978 |     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
      |     ^~~~~~~~
/usr/include/c++/14/bits/istream.tcc:978:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   couldn't deduce template parameter '_Traits'
/usr/include/c++/14/istream:849:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char&)'
  849 |     operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
      |     ^~~~~~~~
/usr/include/c++/14/istream:849:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   couldn't deduce template parameter '_Traits'
/usr/include/c++/14/istream:854:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char&)'
  854 |     operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
      |     ^~~~~~~~
/usr/include/c++/14/istream:854:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   couldn't deduce template parameter '_Traits'
/usr/include/c++/14/istream:896:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _CharT*)'
  896 |     operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
      |     ^~~~~~~~
/usr/include/c++/14/istream:896:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   mismatched types '_CharT*' and 'std::__cxx11::basic_string<char>'
/usr/include/c++/14/istream:939:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, unsigned char*)'
  939 |     operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
      |     ^~~~~~~~
/usr/include/c++/14/istream:939:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   couldn't deduce template parameter '_Traits'
/usr/include/c++/14/istream:945:5: note: candidate: 'template<class _Traits> std::basic_istream<char, _Traits>& std::operator>>(basic_istream<char, _Traits>&, signed char*)'
  945 |     operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
      |     ^~~~~~~~
/usr/include/c++/14/istream:945:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<char, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   couldn't deduce template parameter '_Traits'
/usr/include/c++/14/istream:1099:5: note: candidate: 'template<class _Istream, class _Tp> _Istream&& std::operator>>(_Istream&&, _Tp&&)'
 1099 |     operator>>(_Istream&& __is, _Tp&& __x)
      |     ^~~~~~~~
/usr/include/c++/14/istream:1099:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   couldn't deduce template parameter '_Istream'
   55 |     sin>>str2;
      |          ^~~~
/usr/include/c++/14/complex:509:5: note: candidate: 'template<class _Tp, class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, complex<_Tp>&)'
  509 |     operator>>(basic_istream<_CharT, _Traits>& __is, complex<_Tp>& __x)
      |     ^~~~~~~~
/usr/include/c++/14/complex:509:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   'std::string' {aka 'std::__cxx11::basic_string<char>'} is not derived from 'std::complex<_Tp>'
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:143:
/usr/include/c++/14/iomanip:76:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Resetiosflags)'
   76 |     operator>>(basic_istream<_CharT, _Traits>& __is, _Resetiosflags __f)
      |     ^~~~~~~~
/usr/include/c++/14/iomanip:76:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'float(float)'
   55 |     sin>>str2;
      |          ^~~~
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'long double(long double)'
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'double(double) noexcept'
a.cc:55:10: note:   couldn't deduce template parameter '_CharT'
/usr/include/c++/14/iomanip:106:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_istream<_CharT, _Traits>& std::operator>>(basic_istream<_CharT, _Traits>&, _Setiosflags)'
  106 |     operator>>(basic_istream<_CharT, _Traits>& __is, _Setiosflags __f)
      |     ^~~~~~~~
/usr/include/c++/14/iomanip:106:5: note:   template argument deduction/substitution failed:
a.cc:55:10: note:   mismatched types 'std::basic_istream<_CharT, _Traits>' and 'float(float)'
   55 |     sin>>str2