제출 #252392

#제출 시각아이디문제언어결과실행 시간메모리
252392Sugardorj가로등 (APIO19_street_lamps)C++14
20 / 100
1819 ms524292 KiB
#include <bits/stdc++.h>
using namespace std;
int b[223567],c[223456],a[223456],tt,d[234564];
int x,m,n,t,k,l;
int i , j,r,s,v=234560,y,z;
string p[12345],q;
int main(){
    cin>> n>>m>>p[0];
    for (i = 1; i <=m; i ++){
        cin >> q;
        p[i]=p[i-1];
        if (q[0]=='t'){
            cin >>x;
            x--;
            if (p[i][x]=='1')
                p[i][x]='0';
            else p[i][x]='1';
        }
        else {
            cin >>x>>y;
            x--;
            y--;
            s=0;
            for (k = 0; k<i; k ++){
                t=1;
                for (j = x; j<y; j ++){
                    if (p[k][j]=='0')
                        t=0;
                }
                s+=t;
            }
            cout << s<<endl;
        }
        //cout << p[i]<<endl;
    }
}
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