oj.uz

Submission #894222

# Submission time Handle Problem Language Result Execution time Memory
894222 2023-12-28T02:58:10 Z box Self Study (JOI22_ho_t2) C++17
100 / 100
 354 ms 9220 KB 
#include <array>
#include <iostream>
using namespace std;
 
const int N = 3e5;
const long long INF = 1e18;
 
int main() {
  int n, m;
  scanf("%d%d", &n, &m);
  static int a[N], b[N];
  for (int i = 0; i < n; i++) scanf("%d", &a[i]);
  for (int i = 0; i < n; i++) {
    scanf("%d", &b[i]);
    a[i] = max(a[i], b[i]);
  }
  long long low = 0, hi = INF;
  while (low < hi) {
    long long t = (low + hi) / 2 + 1, c = 0;
    for (int i = 0; i < n; i++) {
      long long x = (t + a[i] - 1) / a[i];
      if (x <= m)
        c += m - x;
      else
        c = max(-INF, c - (t - 1LL * m * a[i] + b[i] - 1) / b[i]);
    }
    if (c >= 0)
      low = t;
    else
      hi = t - 1;
  }
  printf("%lld\n", low);
  return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:10:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   10 |   scanf("%d%d", &n, &m);
      |   ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:12:36: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 |   for (int i = 0; i < n; i++) scanf("%d", &a[i]);
      |                               ~~~~~^~~~~~~~~~~~~
Main.cpp:14:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |     scanf("%d", &b[i]);
      |     ~~~~~^~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2488 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 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 236 ms 8376 KB Output is correct
12 Correct 214 ms 8520 KB Output is correct
13 Correct 218 ms 6328 KB Output is correct
14 Correct 267 ms 6736 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 345 ms 3932 KB Output is correct
17 Correct 228 ms 9220 KB Output is correct
18 Correct 213 ms 8580 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 345 ms 3932 KB Output is correct
3 Correct 228 ms 9220 KB Output is correct
4 Correct 213 ms 8580 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 1 ms 2396 KB Output is correct
10 Correct 1 ms 2492 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 0 ms 2488 KB Output is correct
13 Correct 108 ms 5572 KB Output is correct
14 Correct 72 ms 4580 KB Output is correct
15 Correct 55 ms 3932 KB Output is correct
16 Correct 44 ms 3676 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 0 ms 2492 KB Output is correct
19 Correct 1 ms 2392 KB Output is correct
20 Correct 1 ms 2392 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 6 ms 2396 KB Output is correct
23 Correct 4 ms 2392 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2488 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 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 236 ms 8376 KB Output is correct
12 Correct 214 ms 8520 KB Output is correct
13 Correct 218 ms 6328 KB Output is correct
14 Correct 267 ms 6736 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2492 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 0 ms 2488 KB Output is correct
23 Correct 108 ms 5572 KB Output is correct
24 Correct 72 ms 4580 KB Output is correct
25 Correct 55 ms 3932 KB Output is correct
26 Correct 44 ms 3676 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 0 ms 2492 KB Output is correct
29 Correct 1 ms 2392 KB Output is correct
30 Correct 1 ms 2392 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 6 ms 2396 KB Output is correct
33 Correct 4 ms 2392 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 345 ms 3932 KB Output is correct
36 Correct 228 ms 9220 KB Output is correct
37 Correct 213 ms 8580 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2492 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 4 ms 2396 KB Output is correct
46 Correct 7 ms 2652 KB Output is correct
47 Correct 2 ms 2504 KB Output is correct
48 Correct 38 ms 3640 KB Output is correct
49 Correct 1 ms 2396 KB Output is correct
50 Correct 1 ms 2396 KB Output is correct
51 Correct 4 ms 2600 KB Output is correct
52 Correct 1 ms 2396 KB Output is correct
53 Correct 1 ms 2396 KB Output is correct
54 Correct 1 ms 2492 KB Output is correct
55 Correct 121 ms 5528 KB Output is correct
56 Correct 83 ms 3924 KB Output is correct
57 Correct 91 ms 3760 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 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 2492 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 0 ms 2488 KB Output is correct
9 Correct 108 ms 5572 KB Output is correct
10 Correct 72 ms 4580 KB Output is correct
11 Correct 55 ms 3932 KB Output is correct
12 Correct 44 ms 3676 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 0 ms 2492 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 1 ms 2392 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 6 ms 2396 KB Output is correct
19 Correct 4 ms 2392 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 345 ms 3932 KB Output is correct
22 Correct 228 ms 9220 KB Output is correct
23 Correct 213 ms 8580 KB Output is correct
24 Correct 35 ms 3444 KB Output is correct
25 Correct 115 ms 5256 KB Output is correct
26 Correct 24 ms 3164 KB Output is correct
27 Correct 214 ms 8472 KB Output is correct
28 Correct 225 ms 8392 KB Output is correct
29 Correct 217 ms 8568 KB Output is correct
30 Correct 235 ms 8568 KB Output is correct
31 Correct 214 ms 8516 KB Output is correct
32 Correct 339 ms 3920 KB Output is correct
33 Correct 218 ms 9140 KB Output is correct
34 Correct 354 ms 3936 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2488 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 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 236 ms 8376 KB Output is correct
12 Correct 214 ms 8520 KB Output is correct
13 Correct 218 ms 6328 KB Output is correct
14 Correct 267 ms 6736 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2492 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 0 ms 2488 KB Output is correct
23 Correct 108 ms 5572 KB Output is correct
24 Correct 72 ms 4580 KB Output is correct
25 Correct 55 ms 3932 KB Output is correct
26 Correct 44 ms 3676 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 0 ms 2492 KB Output is correct
29 Correct 1 ms 2392 KB Output is correct
30 Correct 1 ms 2392 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 6 ms 2396 KB Output is correct
33 Correct 4 ms 2392 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2492 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 4 ms 2396 KB Output is correct
42 Correct 7 ms 2652 KB Output is correct
43 Correct 2 ms 2504 KB Output is correct
44 Correct 38 ms 3640 KB Output is correct
45 Correct 1 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 4 ms 2600 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 1 ms 2396 KB Output is correct
50 Correct 1 ms 2492 KB Output is correct
51 Correct 121 ms 5528 KB Output is correct
52 Correct 83 ms 3924 KB Output is correct
53 Correct 91 ms 3760 KB Output is correct
54 Correct 35 ms 3444 KB Output is correct
55 Correct 115 ms 5256 KB Output is correct
56 Correct 24 ms 3164 KB Output is correct
57 Correct 214 ms 8472 KB Output is correct
58 Correct 225 ms 8392 KB Output is correct
59 Correct 217 ms 8568 KB Output is correct
60 Correct 235 ms 8568 KB Output is correct
61 Correct 214 ms 8516 KB Output is correct
62 Correct 339 ms 3920 KB Output is correct
63 Correct 218 ms 9140 KB Output is correct
64 Correct 354 ms 3936 KB Output is correct
65 Correct 1 ms 2396 KB Output is correct
66 Correct 345 ms 3932 KB Output is correct
67 Correct 228 ms 9220 KB Output is correct
68 Correct 213 ms 8580 KB Output is correct
69 Correct 32 ms 3244 KB Output is correct
70 Correct 7 ms 2904 KB Output is correct
71 Correct 1 ms 2396 KB Output is correct
72 Correct 33 ms 3404 KB Output is correct
73 Correct 9 ms 2600 KB Output is correct
74 Correct 1 ms 2396 KB Output is correct
75 Correct 228 ms 8384 KB Output is correct
76 Correct 259 ms 8576 KB Output is correct
77 Correct 220 ms 8388 KB Output is correct
78 Correct 232 ms 8568 KB Output is correct
79 Correct 239 ms 8532 KB Output is correct
80 Correct 225 ms 8528 KB Output is correct
81 Correct 201 ms 6580 KB Output is correct
82 Correct 201 ms 6484 KB Output is correct