답안 #805345

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
805345	2023-08-03T15:30:45 Z	vjudge1	Self Study (JOI22_ho_t2)	C++17	0 / 100	368 ms	10828 KB

Main

#include<bits/stdc++.h>

using namespace std;
using ll = long long;

const int N = 3e5 + 10;
ll n, m;
ll A[N], B[N];

ll divi(ll a, ll b) {
    return (a + b - 1) / b;
}

bool check(ll x) {
    ll s = 0;
    for(int i = 0; i < n; i++) {
        if(B[i] >= A[i]) {
            s += divi(x, B[i]);
        } else {
            ll t = min(m, divi(x, A[i]));
            s += t + divi(max(x - t * A[i], 0ll), B[i]);
        }
    }
    return (s <= n * m);
}

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);cout.tie(0);
    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 = 0, r = 1e16;
    while(r - l > 1) {
        ll mid = (l + r) / 2;
        if(check(mid)) l = mid;
        else r = mid;
    }
    cout << l;
}

Subtask #1

0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	3 ms	468 KB	Output is correct
11	Correct	175 ms	10828 KB	Output is correct
12	Correct	172 ms	10700 KB	Output is correct
13	Correct	117 ms	8724 KB	Output is correct
14	Incorrect	368 ms	8816 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	332 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	65 ms	5560 KB	Output is correct
10	Correct	43 ms	3816 KB	Output is correct
11	Correct	33 ms	2904 KB	Output is correct
12	Correct	26 ms	2440 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	324 KB	Output is correct
18	Incorrect	4 ms	384 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	3 ms	468 KB	Output is correct
11	Correct	175 ms	10828 KB	Output is correct
12	Correct	172 ms	10700 KB	Output is correct
13	Correct	117 ms	8724 KB	Output is correct
14	Incorrect	368 ms	8816 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	340 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	332 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	65 ms	5560 KB	Output is correct
10	Correct	43 ms	3816 KB	Output is correct
11	Correct	33 ms	2904 KB	Output is correct
12	Correct	26 ms	2440 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	324 KB	Output is correct
18	Incorrect	4 ms	384 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	324 KB	Output is correct
4	Correct	0 ms	332 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	340 KB	Output is correct
10	Correct	3 ms	468 KB	Output is correct
11	Correct	175 ms	10828 KB	Output is correct
12	Correct	172 ms	10700 KB	Output is correct
13	Correct	117 ms	8724 KB	Output is correct
14	Incorrect	368 ms	8816 KB	Output isn't correct
15	Halted	0 ms	0 KB	-