제출 #1235631

#제출 시각아이디문제언어결과실행 시간메모리
1235631mariza디지털 회로 (IOI22_circuit)C++20
2 / 100
6 ms1332 KiB
#include "circuit.h"
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

ll n, m, a[1000], c=0;

void init(int N, int M, vector<int> P, vector<int> A) {
    n=N;
    m=M;
    for(ll i=0; i<m; i++){
        a[i]=A[i];
        c+=a[i];
    }
}

int count_ways(int l, int r) {
    for(ll i=l-n; i<=r-n; i++){
        c-=a[i];
        a[i]^=1;
        c+=a[i];
    }
    return c;
}
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