Submission #936135

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
936135	2024-03-01T08:18:41 Z	weakweakweak	Self Study (JOI22_ho_t2)	C++14	0 / 100	472 ms	5212 KB

Main

#include <bits/stdc++.h>
using namespace std;

#define ll long long
ll n, m, a[310000], b[310000];

bool can (ll v) {
    ll now = 0;
    for (int i = 1; i <= n; i++) {
        ll inclass = (v + a[i] - 1) / a[i];
        if (inclass == m) continue;
        if (inclass < m) now += m - inclass;
        else {
            ll z = v - m * a[i];
            now -= (z + b[i] - 1) / b[i];
        }
    }
return now >= 0;}

int main () {
    ios_base::sync_with_stdio(false); cin.tie(0);
    cin >> n >> m;
    for (int i = 1; i <= n; i++) cin >> a[i];
    for (int i = 1; i <= n; i++) {
        cin >> b[i];
        a[i] = max(a[i], b[i]);
    }

    ll l = 0, r = 11e17;
    while (l + 10 < r) {
        ll mid = (l + r) / 2;
        if (can(mid)) l = mid;
        else r = mid;
    }
    while (can(l + 1)) l++;
    // cout << can(19) << '\n';
    cout << l << '\n'; 
return 0;}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2648 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	4 ms	2396 KB	Output is correct
11	Correct	204 ms	4960 KB	Output is correct
12	Correct	217 ms	5212 KB	Output is correct
13	Correct	209 ms	5212 KB	Output is correct
14	Incorrect	472 ms	5212 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	111 ms	4700 KB	Output is correct
10	Correct	71 ms	4700 KB	Output is correct
11	Correct	52 ms	4696 KB	Output is correct
12	Correct	45 ms	4748 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	0 ms	2396 KB	Output is correct
18	Incorrect	9 ms	2548 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2648 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	4 ms	2396 KB	Output is correct
11	Correct	204 ms	4960 KB	Output is correct
12	Correct	217 ms	5212 KB	Output is correct
13	Correct	209 ms	5212 KB	Output is correct
14	Incorrect	472 ms	5212 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2396 KB	Output is correct
3	Correct	1 ms	2396 KB	Output is correct
4	Correct	1 ms	2396 KB	Output is correct
5	Correct	1 ms	2396 KB	Output is correct
6	Correct	1 ms	2396 KB	Output is correct
7	Correct	1 ms	2396 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	111 ms	4700 KB	Output is correct
10	Correct	71 ms	4700 KB	Output is correct
11	Correct	52 ms	4696 KB	Output is correct
12	Correct	45 ms	4748 KB	Output is correct
13	Correct	1 ms	2392 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	0 ms	2396 KB	Output is correct
17	Correct	0 ms	2396 KB	Output is correct
18	Incorrect	9 ms	2548 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	0 ms	2648 KB	Output is correct
3	Correct	0 ms	2396 KB	Output is correct
4	Correct	0 ms	2396 KB	Output is correct
5	Correct	0 ms	2396 KB	Output is correct
6	Correct	1 ms	2392 KB	Output is correct
7	Correct	1 ms	2392 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	4 ms	2396 KB	Output is correct
11	Correct	204 ms	4960 KB	Output is correct
12	Correct	217 ms	5212 KB	Output is correct
13	Correct	209 ms	5212 KB	Output is correct
14	Incorrect	472 ms	5212 KB	Output isn't correct
15	Halted	0 ms	0 KB	-