제출 #1184793

#제출 시각아이디문제언어결과실행 시간메모리
1184793irmuunLamps (JOI19_lamps)C++20
4 / 100
4 ms2860 KiB
#include <bits/stdc++.h> using namespace std; #define ll long long #define pb push_back #define ff first #define ss second #define all(s) s.begin(),s.end() #define rall(s) s.rbegin(),s.rend() int main(){ ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n; cin>>n; string s,t; cin>>s>>t; int ans=0; for(int i=0;i<n;i++){ if(t[i]=='1'&&(i==0||t[i-1]=='0')){ ans++; } } cout<<ans; }
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