Language: C++

#include <bits/stdc++.h>
#define ll long long
using namespace std;
int main()
{
	string s,t;
	cin>>s>>t;
	int a = s.length();
	int b = t.length();
	int dp[a+1][b+1];
	for(int i = 0;i<=a;i++)
		dp[i][0] = 0;
	for(int j = 0;j<=b;j++)
		dp[0][j] = 0;
	for(int i = 1;i<=a;i++)
	{
		for(int j = 1;j<=b;j++)
		{
			if(s[i-1] == t[j-1])
			{
				dp[i][j] = dp[i-1][j-1]+1;
			}
			else
				dp[i][j] = max(dp[i-1][j],dp[i][j-1]);
		}
	}
	int i = a,j = b;
	string ans;
	while(i>0 && j>0)
	{
		if(dp[i][j] == dp[i-1][j])
			i--;
		else if(dp[i][j] == dp[i][j-1])
			j--;
		else
		{
			ans+=dp[i][j];
			i--;
			j--;
		}
	}
	reverse(ans.begin(),ans,end());
	cout<<ans;

}


Compiler output:
a.cc: In function 'int main()':
a.cc:42:36: error: no matching function for call to 'end()'
   42 |         reverse(ans.begin(),ans,end());
      |                                 ~~~^~
In file included from /usr/include/c++/14/bits/algorithmfwd.h:39,
                 from /usr/include/c++/14/bits/stl_algo.h:59,
                 from /usr/include/c++/14/algorithm:61,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/initializer_list:99:5: note: candidate: 'template<class _Tp> constexpr const _Tp* std::end(initializer_list<_Tp>)'
   99 |     end(initializer_list<_Tp> __ils) noexcept
      |     ^~~
/usr/include/c++/14/initializer_list:99:5: note:   candidate expects 1 argument, 0 provided
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:
/usr/include/c++/14/bits/range_access.h:74:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(_Container&)'
   74 |     end(_Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/14/bits/range_access.h:74:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/range_access.h:85:5: note: candidate: 'template<class _Container> constexpr decltype (__cont.end()) std::end(const _Container&)'
   85 |     end(const _Container& __cont) -> decltype(__cont.end())
      |     ^~~
/usr/include/c++/14/bits/range_access.h:85:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/bits/range_access.h:106:5: note: candidate: 'template<class _Tp, long unsigned int _Nm> constexpr _Tp* std::end(_Tp (&)[_Nm])'
  106 |     end(_Tp (&__arr)[_Nm]) noexcept
      |     ^~~
/usr/include/c++/14/bits/range_access.h:106:5: note:   candidate expects 1 argument, 0 provided
In file included from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:166:
/usr/include/c++/14/valarray:1249:5: note: candidate: 'template<class _Tp> _Tp* std::end(valarray<_Tp>&)'
 1249 |     end(valarray<_Tp>& __va) noexcept
      |     ^~~
/usr/include/c++/14/valarray:1249:5: note:   candidate expects 1 argument, 0 provided
/usr/include/c++/14/valarray:1265:5: note: candidate: 'template<class _Tp> const _Tp* std::end(const valarray<_Tp>&)'
 1265 |     end(const valarray<_Tp>& __va) noexcept
      |     ^~~
/usr/include/c++/14/valarray:1265:5: note:   candidate expects 1 argument, 0 provided