답안 #706522

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
706522	2023-03-06T21:16:22 Z	xuliu	Self Study (JOI22_ho_t2)	C++17	100 / 100	299 ms	10888 KB

Main

#include <bits/stdc++.h>

using namespace std;

#define ll long long 
#define debug if(0)

const ll inf = 1e18+4;

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	ll 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];
	auto check = [&](ll x) {
		// if can be done with minimum >= x
		__int128 res = 0;
		for(int i=0; i<n; i++) {
			ll y = 0;
			if(b[i] >= a[i]) y += (x+(b[i]-1))/b[i];
			else {
				ll t = (x+(a[i]-1))/a[i];
				if(t > m) {
					y += m;
					ll t2 = ((x-m*a[i])+(b[i]-1))/b[i];
					y += t2;
				} else y += t;
			}
			res += y;
		}
		//debug cerr<<"x: "<<x<<", res = "<<res<<" ; n*m = "<<n*m<<"\n";
		return res <= (n*m);
	};
	ll lo = 0, hi = inf;
	while(lo < hi) {
		ll m = (lo+hi+1)/2LL;
		if(check(m)) lo = m;
		else hi = m-1;
	}
	cout<<lo<<"\n";
}

Subtask #1
10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	4 ms	460 KB	Output is correct
11	Correct	208 ms	10888 KB	Output is correct
12	Correct	208 ms	10816 KB	Output is correct
13	Correct	153 ms	8832 KB	Output is correct
14	Correct	299 ms	8908 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	195 ms	5012 KB	Output is correct
17	Correct	176 ms	5008 KB	Output is correct
18	Correct	174 ms	5004 KB	Output is correct

Subtask #2
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	195 ms	5012 KB	Output is correct
3	Correct	176 ms	5008 KB	Output is correct
4	Correct	174 ms	5004 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 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	0 ms	212 KB	Output is correct
10	Correct	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	82 ms	2660 KB	Output is correct
14	Correct	55 ms	1876 KB	Output is correct
15	Correct	40 ms	1492 KB	Output is correct
16	Correct	32 ms	1260 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	1 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	4 ms	340 KB	Output is correct
23	Correct	4 ms	396 KB	Output is correct

Subtask #3
27.0 / 27.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	4 ms	460 KB	Output is correct
11	Correct	208 ms	10888 KB	Output is correct
12	Correct	208 ms	10816 KB	Output is correct
13	Correct	153 ms	8832 KB	Output is correct
14	Correct	299 ms	8908 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	82 ms	2660 KB	Output is correct
24	Correct	55 ms	1876 KB	Output is correct
25	Correct	40 ms	1492 KB	Output is correct
26	Correct	32 ms	1260 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	0 ms	212 KB	Output is correct
32	Correct	4 ms	340 KB	Output is correct
33	Correct	4 ms	396 KB	Output is correct
34	Correct	0 ms	212 KB	Output is correct
35	Correct	195 ms	5012 KB	Output is correct
36	Correct	176 ms	5008 KB	Output is correct
37	Correct	174 ms	5004 KB	Output is correct
38	Correct	0 ms	212 KB	Output is correct
39	Correct	0 ms	320 KB	Output is correct
40	Correct	1 ms	320 KB	Output is correct
41	Correct	1 ms	324 KB	Output is correct
42	Correct	0 ms	212 KB	Output is correct
43	Correct	1 ms	212 KB	Output is correct
44	Correct	1 ms	212 KB	Output is correct
45	Correct	4 ms	468 KB	Output is correct
46	Correct	6 ms	572 KB	Output is correct
47	Correct	1 ms	328 KB	Output is correct
48	Correct	37 ms	2020 KB	Output is correct
49	Correct	1 ms	212 KB	Output is correct
50	Correct	1 ms	212 KB	Output is correct
51	Correct	4 ms	460 KB	Output is correct
52	Correct	1 ms	212 KB	Output is correct
53	Correct	1 ms	212 KB	Output is correct
54	Correct	1 ms	324 KB	Output is correct
55	Correct	104 ms	5516 KB	Output is correct
56	Correct	57 ms	3172 KB	Output is correct
57	Correct	111 ms	3168 KB	Output is correct

Subtask #4
29.0 / 29.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 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	82 ms	2660 KB	Output is correct
10	Correct	55 ms	1876 KB	Output is correct
11	Correct	40 ms	1492 KB	Output is correct
12	Correct	32 ms	1260 KB	Output is correct
13	Correct	1 ms	212 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	0 ms	212 KB	Output is correct
18	Correct	4 ms	340 KB	Output is correct
19	Correct	4 ms	396 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	195 ms	5012 KB	Output is correct
22	Correct	176 ms	5008 KB	Output is correct
23	Correct	174 ms	5004 KB	Output is correct
24	Correct	31 ms	980 KB	Output is correct
25	Correct	84 ms	2428 KB	Output is correct
26	Correct	19 ms	724 KB	Output is correct
27	Correct	159 ms	5004 KB	Output is correct
28	Correct	160 ms	5016 KB	Output is correct
29	Correct	159 ms	5016 KB	Output is correct
30	Correct	173 ms	4948 KB	Output is correct
31	Correct	231 ms	5020 KB	Output is correct
32	Correct	215 ms	4948 KB	Output is correct
33	Correct	245 ms	5008 KB	Output is correct
34	Correct	215 ms	5008 KB	Output is correct

Subtask #5
9.0 / 9.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	1 ms	316 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	1 ms	212 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	320 KB	Output is correct
10	Correct	4 ms	460 KB	Output is correct
11	Correct	208 ms	10888 KB	Output is correct
12	Correct	208 ms	10816 KB	Output is correct
13	Correct	153 ms	8832 KB	Output is correct
14	Correct	299 ms	8908 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	0 ms	212 KB	Output is correct
18	Correct	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	0 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	82 ms	2660 KB	Output is correct
24	Correct	55 ms	1876 KB	Output is correct
25	Correct	40 ms	1492 KB	Output is correct
26	Correct	32 ms	1260 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	0 ms	212 KB	Output is correct
31	Correct	0 ms	212 KB	Output is correct
32	Correct	4 ms	340 KB	Output is correct
33	Correct	4 ms	396 KB	Output is correct
34	Correct	0 ms	212 KB	Output is correct
35	Correct	0 ms	320 KB	Output is correct
36	Correct	1 ms	320 KB	Output is correct
37	Correct	1 ms	324 KB	Output is correct
38	Correct	0 ms	212 KB	Output is correct
39	Correct	1 ms	212 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	4 ms	468 KB	Output is correct
42	Correct	6 ms	572 KB	Output is correct
43	Correct	1 ms	328 KB	Output is correct
44	Correct	37 ms	2020 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	1 ms	212 KB	Output is correct
47	Correct	4 ms	460 KB	Output is correct
48	Correct	1 ms	212 KB	Output is correct
49	Correct	1 ms	212 KB	Output is correct
50	Correct	1 ms	324 KB	Output is correct
51	Correct	104 ms	5516 KB	Output is correct
52	Correct	57 ms	3172 KB	Output is correct
53	Correct	111 ms	3168 KB	Output is correct
54	Correct	31 ms	980 KB	Output is correct
55	Correct	84 ms	2428 KB	Output is correct
56	Correct	19 ms	724 KB	Output is correct
57	Correct	159 ms	5004 KB	Output is correct
58	Correct	160 ms	5016 KB	Output is correct
59	Correct	159 ms	5016 KB	Output is correct
60	Correct	173 ms	4948 KB	Output is correct
61	Correct	231 ms	5020 KB	Output is correct
62	Correct	215 ms	4948 KB	Output is correct
63	Correct	245 ms	5008 KB	Output is correct
64	Correct	215 ms	5008 KB	Output is correct
65	Correct	0 ms	212 KB	Output is correct
66	Correct	195 ms	5012 KB	Output is correct
67	Correct	176 ms	5008 KB	Output is correct
68	Correct	174 ms	5004 KB	Output is correct
69	Correct	25 ms	1452 KB	Output is correct
70	Correct	7 ms	596 KB	Output is correct
71	Correct	1 ms	212 KB	Output is correct
72	Correct	35 ms	1828 KB	Output is correct
73	Correct	10 ms	664 KB	Output is correct
74	Correct	1 ms	332 KB	Output is correct
75	Correct	221 ms	10828 KB	Output is correct
76	Correct	205 ms	10804 KB	Output is correct
77	Correct	222 ms	10748 KB	Output is correct
78	Correct	227 ms	10828 KB	Output is correct
79	Correct	226 ms	10804 KB	Output is correct
80	Correct	227 ms	10804 KB	Output is correct
81	Correct	240 ms	8708 KB	Output is correct
82	Correct	216 ms	8820 KB	Output is correct

답안 #706522

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 25.0 / 25.0

Subtask #3 27.0 / 27.0

Subtask #4 29.0 / 29.0

Subtask #5 9.0 / 9.0

Subtask #1
10.0 / 10.0

Subtask #2
25.0 / 25.0

Subtask #3
27.0 / 27.0

Subtask #4
29.0 / 29.0

Subtask #5
9.0 / 9.0