Submission #1163691

#	Time	Username	Problem	Language	Result	Execution time	Memory
1163691		asli_bg	Ekoeko (COCI21_ekoeko)	C++20	0 / 110	1 ms	1536 KiB

Main

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

#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;

#define int long long

typedef pair<int,int> pii;
typedef vector<pii> vii;
typedef vector<int> vi;
typedef vector<bool> vb;

#define FOR(i,a) for(int i=0;i<(a);i++)
#define FORE(i,a,b) for(int i=(a);i<(b);i++)

#define all(x) x.begin(),x.end()
#define fi first
#define se second
#define pb push_back
#define sp <<" "<<

#define cont(x) for(auto el:x) cout<<el<<' ';cout<<endl;
#define contp(x) for(auto el:x) cout<<el.fi<<'-'<<el.se<<' ';cout<<endl;

#define DEBUG(x) cout<<#x sp x<<endl;
#define carp(x,y) ((x%MOD)*(y%MOD))%MOD
#define topla(x,y) ((x%MOD)+(y%MOD))%MOD
#define mid (l+r)/2

const int MAXN=2e3+5;
const int INF=1e18;

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

    int n;
    cin>>n;
    string s;
    cin>>s;

    //ya a'lar başta
    //ya b'ler başta
    vi bir;
    vi iki;
    FOR(i,s.length()){
        int deg=s[i]-'a';
        if(deg==0LL) bir.pb(i);
        else iki.pb(i);
    }
    
    int res=0;
    int res2=0;

    int ind=0;
    for(int i=0;i<2*n;i+=2){
        res+=abs(bir[ind]-i);
        res2+=abs(iki[ind]-i);

        ind++;
    }

    cout<<min(res,res2)<<endl;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 40