Submission #1026543

#	Time	Username	Problem	Language	Result	Execution time	Memory
1026543		vjudge1	Election (BOI18_election)	C++17	28 / 100	3051 ms	1108 KiB

election

#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    int n, q;
    cin>>n;
    string a;
    cin>>a>>q;
    while(q--)
    {
        int l, r, c=0, p=0, rez=0;
        cin>>l>>r;
        l--, r--;
        for(int i=l; i<=r; i++)
        {
            if(a[i]=='C')
                c++;
            else if(a[i]=='T')
                p++;
            if(p>c)
            {
                a[i]='#';
                p--;
                rez++;
            }
        }
        c=0, p=0;
        for(int i=r; i>=l; i--)
        {
            if(a[i]=='C')
                c++;
            else if(a[i]=='T')
                p++;
            if(p>c)
            {
                p--;
                rez++;
            }
            if(a[i]=='#')
                a[i]='T';
        }
        cout<<rez<<"\n";
    }

    return 0;
}

• Subtask 1: 28 / 28
• Subtask 2: 0 / 54
• Subtask 3: 0 / 18