This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define dl double
#define pb push_back
#define MOD 1000000007
  
int main (){
    vector<pair<char, int>> eng;
    ll a, b;
    string s;
    cin>>a>>b>>s;
    eng.pb({s[0], 1});
    for(int i = 1; i < a; i++){
        if(s[i] == eng.back().first){
            eng.back().second++;
            if(eng.back().second == b){
                eng.pop_back();
            }
        } else{
            eng.pb({s[i], 1});
        }
    }
    for(auto k : eng){
        for(int i = 0; i < k.second; i++){
            cout<<k.first;
        }
    }
    return 0; 
}
| # | Verdict | Execution time | Memory | Grader output | 
|---|
| Fetching results... | 
| # | Verdict | Execution time | Memory | Grader output | 
|---|
| Fetching results... |