Submission #1005360

#	Time	Username	Problem	Language	Result	Execution time	Memory
1005360		AdamGS	Lamps (JOI19_lamps)	C++17	4 / 100	9 ms	5488 KiB

lamp

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
int main() {
        ios_base::sync_with_stdio(0); cin.tie(0);
        int n;
        string s, t;
        cin >> n >> s >> t;
        t="0"+t;
        int ans=0;
        rep(i, n) if(t[i]=='0' && t[i+1]=='1') ++ans;
        cout << ans << '\n';
}

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