제출 #1041243

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1041243	2024-08-01 19:08:42	SoulKnight	Self Study (JOI22_ho_t2)	C++17	64 / 100	154 ms	11600 KiB

Main

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#include "bits/stdc++.h"
using namespace std;
#define ll long long
#define ln '\n'
const int N = 3e5 + 5;
const ll INF = 1e18 + 5;
ll n, m, a[N], b[N];
inline ll ceil(ll x, ll y) {
    return (x + y - 1) / y;
}
ll cnt(ll go_lesson, ll i, ll tar){
    return (m - go_lesson) - max(0LL, ceil(tar - a[i] * go_lesson, b[i]));
}
void solve(){
    cin >> n >> m;
    for (int i = 0; i < n; i++) cin >> a[i];
    for (int i = 0; i < n; i++) cin >> b[i];
    // ll l = 7, r = 7, ans = 0;
    ll l = 1, r = INF, ans = 1;
    while (l <= r){
        ll tar = (l + r) / 2;
        uint64_t free, need; free = need = 0;
        for (int i = 0; i < n; i++){
            ll go_lesson = (cnt(1, i, tar) > cnt(0, i, tar)? 1: 0);
 
 
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• Subtask 5: 0 / 9