Submission #132555

#	Time	Username	Problem	Language	Result	Execution time	Memory
132555		MrTEK	Lamps (JOI19_lamps)	C++14	4 / 100	8 ms	4264 KiB

lamp

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

typedef long long int ll;
typedef pair <int,int> ii;

const int N = 1e6 + 5;
const int inf = 2e9;
const int SQ = 300;

int n,ans;
char a[N],b[N];

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL) ; cout.tie(NULL);
	cin >> n >> (a + 1) >> (b + 1);
	for (int i = 1 ; i <= n ; i++) {
		if (b[i] == '0')
			continue;
		while(i + 1 <= n && b[i + 1] == '1')
			i++;
		ans++;
	}
	cout << ans << endl;
}

• Subtask 1: 0 / 6
• Subtask 2: 0 / 41
• Subtask 3: 4 / 4
• Subtask 4: 0 / 49