Submission #1234233

#	Time	Username	Problem	Language	Result	Execution time	Memory
1234233		inesfi	Street Lamps (APIO19_street_lamps)	C++20	20 / 100	3 ms	328 KiB

street_lamps

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

#define int long long
#define endl "\n"

const int TAILLEMAXI=102;
int nblampes,nbreq;
vector<bool> lampes[TAILLEMAXI];

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>nblampes>>nbreq;
    for (int i=0;i<nblampes;i++){
        char c;
        cin>>c;
        if (c=='1'){
            lampes[0].push_back(true);
        }
        else {
            lampes[0].push_back(false);
        }
    }
    for (int i=0;i<nbreq;i++){
        string type;
        cin>>type;
        if (type=="toggle"){
            int place;
            cin>>place;
            lampes[i+1]=lampes[i];
            if (lampes[i+1][place-1]){
                lampes[i+1][place-1]=false;
            }
            else {
                lampes[i+1][place-1]=true;
            }
        }
        else {
            int deb,fin;
            cin>>deb>>fin;
            deb--;
            fin--;
            int rep=0;
            for (int instant=0;instant<=i;instant++){
                bool pb=false;
                for (int place=deb;place<fin;place++){
                    if (lampes[instant][place]==false){
                        pb=true;
                    }
                }
                if (pb==false){
                    rep++;
                }
            }
            cout<<rep<<endl;
            lampes[i+1]=lampes[i];
        }
    }
    return 0;
}

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