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  1. Prepare
  2. Python
  3. Numpy
  4. Concatenate
  5. Discussions

Concatenate

  • rabbit_csgo
     + 2 comments

    Passes all test cases and removes maximum one character 

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

using namespace std;

int main()
{  
	string s; cin >> s;
	vector<int> v(26,0);
	for(char i : s) v[(int)(i - 'a')]++;
	sort(v.begin(), v.end());
	v.erase(remove(v.begin(), v.end(),0) , v.end());
	if(v.back()==v.front()) cout<<"YES\n";
	else if((v.back()-v.front()==1)&&(v[(int)v.size()-1]!=v[(int)v.size()-2])) cout<<"YES\n";
	else if(v[0]==1 && v[1]!= 1) cout<<"YES\n";
	else cout<<"NO\n";
	return 0;
}