Submission #1203002

#	Time	Username	Problem	Language	Result	Execution time	Memory
1203002		tegshzaya	Street Lamps (APIO19_street_lamps)	C++20	0 / 100	32 ms	580 KiB

street_lamps

#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define pb push_back
#define endl "\n"
using namespace std;
	ll n,m,o,p,a[105][105];
	string ss,se;
int main(){
	ios::sync_with_stdio(false);
	cout.tie(0);
	cin.tie(0);
	cin>>n>>m>>ss;
	while(m--){
		cin>>se;
		if(se[0]=='q'){ll sum=0;
			cin>>o>>p;
			for(ll i=o-1;i<=p-1;i++){
				if(ss[i]=='1') sum++; 
			}
			if(ss[o-1]=='1') ss[o-1];
			cout<<sum<<endl;
		}
		else{
			cin>>o;
			if(ss[o-1]=='1') ss[o-1]='0';
			else ss[o-1]='1';
		}
	}
}

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