Submission #815141

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
815141	2023-08-08T12:39:21 Z	MohamedAhmed04	Self Study (JOI22_ho_t2)	C++14	62 / 100	145 ms	9112 KB

Main

#include <bits/stdc++.h>

using namespace std ;

const int MAX = 3e5 + 10 ;

int a[MAX] , b[MAX] ;
int n , m ;

bool check(long long x)
{
	long long cnt = 0 ;
	for(int i = 0 ; i < n ; ++i)
	{
		if(1ll * m * a[i] >= x)
			cnt += m - (x + a[i] - 1ll) / a[i] ;
		else
			cnt -= (x - 1ll * m * a[i] + b[i] - 1ll) / b[i] ;
		cnt = max(cnt , (long long)(-1ll * 1e18)) ; 
	}
	return (cnt >= 0) ;
}

int main()
{
	ios_base::sync_with_stdio(0) ;
	cin.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] ;
	for(int i = 0 ; i < n ; ++i)
		a[i] = max(a[i] , b[i]) ;
	long long l = 0 , r = 1e15 ;
	long long ans = l ;
	while(l <= r)
	{
		long long mid = (l + r) >> 1ll ;
		if(check(mid))
			ans = mid , l = mid+1ll ;
		else
			r = mid-1ll ;
	}
	return cout<<ans<<"\n" , 0 ;
}

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 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	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	328 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	2 ms	340 KB	Output is correct
11	Correct	120 ms	8448 KB	Output is correct
12	Correct	128 ms	8444 KB	Output is correct
13	Correct	109 ms	6460 KB	Output is correct
14	Correct	143 ms	6464 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	143 ms	3824 KB	Output is correct
17	Correct	131 ms	9112 KB	Output is correct
18	Correct	145 ms	8392 KB	Output is correct

Subtask #2
25.0 / 25.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	143 ms	3824 KB	Output is correct
3	Correct	131 ms	9112 KB	Output is correct
4	Correct	145 ms	8392 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	324 KB	Output is correct
8	Correct	1 ms	212 KB	Output is correct
9	Correct	1 ms	332 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	1 ms	332 KB	Output is correct
12	Correct	1 ms	328 KB	Output is correct
13	Correct	70 ms	4380 KB	Output is correct
14	Correct	48 ms	3028 KB	Output is correct
15	Correct	31 ms	2292 KB	Output is correct
16	Correct	25 ms	1944 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	252 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	3 ms	372 KB	Output is correct
23	Correct	3 ms	468 KB	Output is correct

Subtask #3
27.0 / 27.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 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	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	328 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	2 ms	340 KB	Output is correct
11	Correct	120 ms	8448 KB	Output is correct
12	Correct	128 ms	8444 KB	Output is correct
13	Correct	109 ms	6460 KB	Output is correct
14	Correct	143 ms	6464 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	324 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	328 KB	Output is correct
23	Correct	70 ms	4380 KB	Output is correct
24	Correct	48 ms	3028 KB	Output is correct
25	Correct	31 ms	2292 KB	Output is correct
26	Correct	25 ms	1944 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	1 ms	252 KB	Output is correct
30	Correct	1 ms	212 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	3 ms	372 KB	Output is correct
33	Correct	3 ms	468 KB	Output is correct
34	Correct	0 ms	212 KB	Output is correct
35	Correct	143 ms	3824 KB	Output is correct
36	Correct	131 ms	9112 KB	Output is correct
37	Correct	145 ms	8392 KB	Output is correct
38	Correct	1 ms	212 KB	Output is correct
39	Correct	1 ms	328 KB	Output is correct
40	Correct	1 ms	212 KB	Output is correct
41	Correct	1 ms	212 KB	Output is correct
42	Correct	1 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	2 ms	436 KB	Output is correct
46	Correct	4 ms	576 KB	Output is correct
47	Correct	1 ms	340 KB	Output is correct
48	Correct	21 ms	1732 KB	Output is correct
49	Correct	0 ms	340 KB	Output is correct
50	Correct	1 ms	212 KB	Output is correct
51	Correct	3 ms	340 KB	Output is correct
52	Correct	1 ms	212 KB	Output is correct
53	Correct	1 ms	340 KB	Output is correct
54	Correct	0 ms	328 KB	Output is correct
55	Correct	71 ms	4352 KB	Output is correct
56	Correct	44 ms	2372 KB	Output is correct
57	Correct	49 ms	2376 KB	Output is correct

Subtask #4
0 / 29.0

#	Verdict	Execution time	Memory	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	1 ms	212 KB	Output is correct
5	Correct	1 ms	332 KB	Output is correct
6	Correct	1 ms	212 KB	Output is correct
7	Correct	1 ms	332 KB	Output is correct
8	Correct	1 ms	328 KB	Output is correct
9	Correct	70 ms	4380 KB	Output is correct
10	Correct	48 ms	3028 KB	Output is correct
11	Correct	31 ms	2292 KB	Output is correct
12	Correct	25 ms	1944 KB	Output is correct
13	Correct	1 ms	340 KB	Output is correct
14	Correct	1 ms	212 KB	Output is correct
15	Correct	1 ms	252 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	3 ms	372 KB	Output is correct
19	Correct	3 ms	468 KB	Output is correct
20	Correct	0 ms	212 KB	Output is correct
21	Correct	143 ms	3824 KB	Output is correct
22	Correct	131 ms	9112 KB	Output is correct
23	Correct	145 ms	8392 KB	Output is correct
24	Incorrect	29 ms	1572 KB	Output isn't correct
25	Halted	0 ms	0 KB	-

Subtask #5
0 / 9.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	212 KB	Output is correct
2	Correct	1 ms	340 KB	Output is correct
3	Correct	1 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	340 KB	Output is correct
7	Correct	1 ms	340 KB	Output is correct
8	Correct	0 ms	328 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	2 ms	340 KB	Output is correct
11	Correct	120 ms	8448 KB	Output is correct
12	Correct	128 ms	8444 KB	Output is correct
13	Correct	109 ms	6460 KB	Output is correct
14	Correct	143 ms	6464 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	324 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	1 ms	332 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	1 ms	332 KB	Output is correct
22	Correct	1 ms	328 KB	Output is correct
23	Correct	70 ms	4380 KB	Output is correct
24	Correct	48 ms	3028 KB	Output is correct
25	Correct	31 ms	2292 KB	Output is correct
26	Correct	25 ms	1944 KB	Output is correct
27	Correct	1 ms	340 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	1 ms	252 KB	Output is correct
30	Correct	1 ms	212 KB	Output is correct
31	Correct	1 ms	384 KB	Output is correct
32	Correct	3 ms	372 KB	Output is correct
33	Correct	3 ms	468 KB	Output is correct
34	Correct	1 ms	212 KB	Output is correct
35	Correct	1 ms	328 KB	Output is correct
36	Correct	1 ms	212 KB	Output is correct
37	Correct	1 ms	212 KB	Output is correct
38	Correct	1 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	2 ms	436 KB	Output is correct
42	Correct	4 ms	576 KB	Output is correct
43	Correct	1 ms	340 KB	Output is correct
44	Correct	21 ms	1732 KB	Output is correct
45	Correct	0 ms	340 KB	Output is correct
46	Correct	1 ms	212 KB	Output is correct
47	Correct	3 ms	340 KB	Output is correct
48	Correct	1 ms	212 KB	Output is correct
49	Correct	1 ms	340 KB	Output is correct
50	Correct	0 ms	328 KB	Output is correct
51	Correct	71 ms	4352 KB	Output is correct
52	Correct	44 ms	2372 KB	Output is correct
53	Correct	49 ms	2376 KB	Output is correct
54	Incorrect	29 ms	1572 KB	Output isn't correct
55	Halted	0 ms	0 KB	-

Submission #815141

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 25.0 / 25.0

Subtask #3 27.0 / 27.0

Subtask #4 0 / 29.0

Subtask #5 0 / 9.0

Subtask #1
10.0 / 10.0

Subtask #2
25.0 / 25.0

Subtask #3
27.0 / 27.0

Subtask #4
0 / 29.0

Subtask #5
0 / 9.0