Submission #1360197

#	Time	Username	Problem	Language	Result	Execution time	Memory
1360197		MuhammadSaram	Street Lamps (APIO19_street_lamps)	C++20	20 / 100	44 ms	5128 KiB

street_lamps

#include <bits/stdc++.h>

using namespace std;

#define endl '\n'

int main()
{
	ios::sync_with_stdio(0);
	cin.tie(NULL), cout.tie(NULL);

	int n,q;
	cin>>n>>q;
	string s;
	cin>>s;
	int ls[n]={}, su[n]={};
	for (int i=1;i<=q;i++)
	{
		string t;
		cin>>t;
		if (t=="toggle")
		{
			int x;
			cin>>x;
			x--;
			if (s[x]=='1')
				su[x]+=i-ls[x];
			ls[x]=i;
			s[x]='1'-s[x]+'0';
		}
		else
		{
			int a,b;
			cin>>a>>b;
			a--;
			cout<<su[a]+(s[a]=='1'?i-ls[a]:0)<<endl;
		}
	}


	return 0;
}

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