답안 #703252

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
703252	2023-02-26T18:27:30 Z	MilosMilutinovic	Self Study (JOI22_ho_t2)	C++14	100 / 100	252 ms	9104 KB

Main

/**
 *    author:  wxhtzdy
 *    created: 26.02.2023 19:18:55
**/
#include <bits/stdc++.h>

using namespace std;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);  
  int n, m;
  cin >> n >> m;
  vector<int> a(n);
  for (int i = 0; i < n; i++) {
    cin >> a[i];
  }
  vector<int> b(n);
  for (int i = 0; i < n; i++) {
    cin >> b[i];           
    if (a[i] < b[i]) {
      a[i] = b[i];
    }
  }
  auto Solve = [&](long long x) {
    long long f = 0;
    for (int i = 0; i < n; i++) {
      if (m * 1LL * a[i] >= x) {
        long long take = (x + a[i] - 1) / a[i];
        f += m - take;
      }
    }         
    for (int i = 0; i < n; i++) {
      if (m * 1LL * a[i] < x) {
        long long need = (x - m * 1LL * a[i] + b[i] - 1) / b[i];
        f -= need;
        if (f < 0) {
          return false;
        }
      }
    }
    return f >= 0;
  };
  long long low = 0, high = 1e18, ans = 0;
  while (low <= high) {
    long long mid = low + high >> 1;
    if (Solve(mid)) {
      ans = mid;
      low = mid + 1;
    } else {
      high = mid - 1;
    }
  }
  cout << ans << '\n';                  
  return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:46:25: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   46 |     long long mid = low + high >> 1;
      |                     ~~~~^~~~~~

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	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 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	2 ms	340 KB	Output is correct
11	Correct	110 ms	2648 KB	Output is correct
12	Correct	101 ms	2644 KB	Output is correct
13	Correct	81 ms	2644 KB	Output is correct
14	Correct	84 ms	2636 KB	Output is correct
15	Correct	1 ms	212 KB	Output is correct
16	Correct	46 ms	3796 KB	Output is correct
17	Correct	104 ms	9104 KB	Output is correct
18	Correct	105 ms	8376 KB	Output is correct

Subtask #2
25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	46 ms	3796 KB	Output is correct
3	Correct	104 ms	9104 KB	Output is correct
4	Correct	105 ms	8376 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	1 ms	212 KB	Output is correct
9	Correct	0 ms	212 KB	Output is correct
10	Correct	1 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	55 ms	1484 KB	Output is correct
14	Correct	37 ms	1108 KB	Output is correct
15	Correct	27 ms	880 KB	Output is correct
16	Correct	23 ms	724 KB	Output is correct
17	Correct	1 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	1 ms	340 KB	Output is correct
23	Correct	3 ms	456 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	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 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	2 ms	340 KB	Output is correct
11	Correct	110 ms	2648 KB	Output is correct
12	Correct	101 ms	2644 KB	Output is correct
13	Correct	81 ms	2644 KB	Output is correct
14	Correct	84 ms	2636 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 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	55 ms	1484 KB	Output is correct
24	Correct	37 ms	1108 KB	Output is correct
25	Correct	27 ms	880 KB	Output is correct
26	Correct	23 ms	724 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	0 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	1 ms	340 KB	Output is correct
33	Correct	3 ms	456 KB	Output is correct
34	Correct	1 ms	212 KB	Output is correct
35	Correct	46 ms	3796 KB	Output is correct
36	Correct	104 ms	9104 KB	Output is correct
37	Correct	105 ms	8376 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	0 ms	212 KB	Output is correct
42	Correct	0 ms	212 KB	Output is correct
43	Correct	0 ms	320 KB	Output is correct
44	Correct	1 ms	212 KB	Output is correct
45	Correct	3 ms	460 KB	Output is correct
46	Correct	4 ms	468 KB	Output is correct
47	Correct	1 ms	332 KB	Output is correct
48	Correct	21 ms	1724 KB	Output is correct
49	Correct	1 ms	212 KB	Output is correct
50	Correct	1 ms	324 KB	Output is correct
51	Correct	3 ms	436 KB	Output is correct
52	Correct	0 ms	212 KB	Output is correct
53	Correct	1 ms	212 KB	Output is correct
54	Correct	1 ms	320 KB	Output is correct
55	Correct	57 ms	4332 KB	Output is correct
56	Correct	28 ms	2380 KB	Output is correct
57	Correct	29 ms	2376 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	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	212 KB	Output is correct
5	Correct	0 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	55 ms	1484 KB	Output is correct
10	Correct	37 ms	1108 KB	Output is correct
11	Correct	27 ms	880 KB	Output is correct
12	Correct	23 ms	724 KB	Output is correct
13	Correct	1 ms	212 KB	Output is correct
14	Correct	0 ms	212 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	1 ms	340 KB	Output is correct
19	Correct	3 ms	456 KB	Output is correct
20	Correct	1 ms	212 KB	Output is correct
21	Correct	46 ms	3796 KB	Output is correct
22	Correct	104 ms	9104 KB	Output is correct
23	Correct	105 ms	8376 KB	Output is correct
24	Correct	32 ms	1580 KB	Output is correct
25	Correct	80 ms	3908 KB	Output is correct
26	Correct	14 ms	1108 KB	Output is correct
27	Correct	109 ms	8396 KB	Output is correct
28	Correct	117 ms	8512 KB	Output is correct
29	Correct	115 ms	8392 KB	Output is correct
30	Correct	139 ms	8408 KB	Output is correct
31	Correct	219 ms	8400 KB	Output is correct
32	Correct	82 ms	3832 KB	Output is correct
33	Correct	252 ms	9036 KB	Output is correct
34	Correct	83 ms	3808 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	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	1 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	2 ms	340 KB	Output is correct
11	Correct	110 ms	2648 KB	Output is correct
12	Correct	101 ms	2644 KB	Output is correct
13	Correct	81 ms	2644 KB	Output is correct
14	Correct	84 ms	2636 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	1 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 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	55 ms	1484 KB	Output is correct
24	Correct	37 ms	1108 KB	Output is correct
25	Correct	27 ms	880 KB	Output is correct
26	Correct	23 ms	724 KB	Output is correct
27	Correct	1 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	0 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	1 ms	340 KB	Output is correct
33	Correct	3 ms	456 KB	Output is correct
34	Correct	1 ms	212 KB	Output is correct
35	Correct	1 ms	212 KB	Output is correct
36	Correct	1 ms	212 KB	Output is correct
37	Correct	0 ms	212 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	212 KB	Output is correct
41	Correct	3 ms	460 KB	Output is correct
42	Correct	4 ms	468 KB	Output is correct
43	Correct	1 ms	332 KB	Output is correct
44	Correct	21 ms	1724 KB	Output is correct
45	Correct	1 ms	212 KB	Output is correct
46	Correct	1 ms	324 KB	Output is correct
47	Correct	3 ms	436 KB	Output is correct
48	Correct	0 ms	212 KB	Output is correct
49	Correct	1 ms	212 KB	Output is correct
50	Correct	1 ms	320 KB	Output is correct
51	Correct	57 ms	4332 KB	Output is correct
52	Correct	28 ms	2380 KB	Output is correct
53	Correct	29 ms	2376 KB	Output is correct
54	Correct	32 ms	1580 KB	Output is correct
55	Correct	80 ms	3908 KB	Output is correct
56	Correct	14 ms	1108 KB	Output is correct
57	Correct	109 ms	8396 KB	Output is correct
58	Correct	117 ms	8512 KB	Output is correct
59	Correct	115 ms	8392 KB	Output is correct
60	Correct	139 ms	8408 KB	Output is correct
61	Correct	219 ms	8400 KB	Output is correct
62	Correct	82 ms	3832 KB	Output is correct
63	Correct	252 ms	9036 KB	Output is correct
64	Correct	83 ms	3808 KB	Output is correct
65	Correct	1 ms	212 KB	Output is correct
66	Correct	46 ms	3796 KB	Output is correct
67	Correct	104 ms	9104 KB	Output is correct
68	Correct	105 ms	8376 KB	Output is correct
69	Correct	23 ms	1108 KB	Output is correct
70	Correct	7 ms	468 KB	Output is correct
71	Correct	1 ms	212 KB	Output is correct
72	Correct	33 ms	1504 KB	Output is correct
73	Correct	7 ms	468 KB	Output is correct
74	Correct	1 ms	332 KB	Output is correct
75	Correct	119 ms	8456 KB	Output is correct
76	Correct	130 ms	8408 KB	Output is correct
77	Correct	140 ms	8380 KB	Output is correct
78	Correct	170 ms	8400 KB	Output is correct
79	Correct	222 ms	8388 KB	Output is correct
80	Correct	241 ms	8380 KB	Output is correct
81	Correct	229 ms	6348 KB	Output is correct
82	Correct	230 ms	6352 KB	Output is correct

답안 #703252

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