Submission #589186

#	Time	Username	Problem	Language	Result	Execution time	Memory
589186		SlavicG	Lamps (JOI19_lamps)	C++17	4 / 100	6 ms	4436 KiB

lamp

#include "bits/stdc++.h"
using namespace std;
 
#define ll long long
 
#define       forn(i,n)              for(int i=0;i<n;i++)
#define          all(v)              v.begin(), v.end()
#define         rall(v)              v.rbegin(),v.rend()
 
#define            pb                push_back
#define          sz(a)               (int)a.size()

void solve() {  
    int n; string a, b; cin >> n >> a >> b;
    int ans = 0;
    forn(i, n) {
        if(b[i] == '1') ans += (i == 0 || b[i - 1] == '0');
    }
    cout << ans;
}   
     
int32_t main() {
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int t = 1;
    //cin >> t;
    while(t--) {
        solve();
    }
}

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