Submission #526683

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
526683	2022-02-16T01:22:04 Z	couplefire	Self Study (JOI22_ho_t2)	C++17	0 / 100	305 ms	9548 KB

Main

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

int main(){
    // freopen("a.in", "r", stdin);
    cin.tie(0)->sync_with_stdio(0);
    int n, m; cin >> n >> m;
    vector<ll> a(n), b(n);
    for(int i = 0; i<n; ++i) cin >> a[i];
    for(int i = 0; i<n; ++i) cin >> b[i];
    for(int i = 0; i<n; ++i) a[i] = max(a[i], b[i]);
    ll lo = 0, hi = 1e18;
    while(lo<hi){
        ll mid = lo+(hi-lo+1)/2;
        ll cnt = 0;
        for(int i = 0; i<n; ++i)
            if(a[i]*m>=mid) cnt += m-(mid+a[i]-1)/a[i];
            else cnt -= (mid-a[i]*m+b[i]-1)/b[i];
        if(cnt>=0) lo = mid;
        else hi = mid-1; 
    }
    cout << lo << '\n';
}

Subtask #1

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	3 ms	460 KB	Output is correct
11	Correct	165 ms	9548 KB	Output is correct
12	Correct	169 ms	9380 KB	Output is correct
13	Correct	155 ms	6596 KB	Output is correct
14	Incorrect	305 ms	8600 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #2

0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	94 ms	4780 KB	Output is correct
10	Correct	57 ms	2696 KB	Output is correct
11	Correct	40 ms	2140 KB	Output is correct
12	Correct	33 ms	1844 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	308 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	1 ms	312 KB	Output is correct
18	Incorrect	5 ms	332 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #3

0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	3 ms	460 KB	Output is correct
11	Correct	165 ms	9548 KB	Output is correct
12	Correct	169 ms	9380 KB	Output is correct
13	Correct	155 ms	6596 KB	Output is correct
14	Incorrect	305 ms	8600 KB	Output isn't correct
15	Halted	0 ms	0 KB	-

Subtask #4

0 / 29.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	1 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	0 ms	204 KB	Output is correct
9	Correct	94 ms	4780 KB	Output is correct
10	Correct	57 ms	2696 KB	Output is correct
11	Correct	40 ms	2140 KB	Output is correct
12	Correct	33 ms	1844 KB	Output is correct
13	Correct	1 ms	204 KB	Output is correct
14	Correct	0 ms	204 KB	Output is correct
15	Correct	0 ms	308 KB	Output is correct
16	Correct	0 ms	204 KB	Output is correct
17	Correct	1 ms	312 KB	Output is correct
18	Incorrect	5 ms	332 KB	Output isn't correct
19	Halted	0 ms	0 KB	-

Subtask #5

0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	204 KB	Output is correct
2	Correct	0 ms	204 KB	Output is correct
3	Correct	1 ms	312 KB	Output is correct
4	Correct	0 ms	204 KB	Output is correct
5	Correct	0 ms	204 KB	Output is correct
6	Correct	0 ms	204 KB	Output is correct
7	Correct	0 ms	204 KB	Output is correct
8	Correct	1 ms	204 KB	Output is correct
9	Correct	0 ms	204 KB	Output is correct
10	Correct	3 ms	460 KB	Output is correct
11	Correct	165 ms	9548 KB	Output is correct
12	Correct	169 ms	9380 KB	Output is correct
13	Correct	155 ms	6596 KB	Output is correct
14	Incorrect	305 ms	8600 KB	Output isn't correct
15	Halted	0 ms	0 KB	-