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Submission #1018863

# Submission time Handle Problem Language Result Execution time Memory
1018863 2024-07-10T10:18:56 Z vjudge1 Self Study (JOI22_ho_t2) C++
100 / 100
 129 ms 9192 KB 
#include "bits/stdc++.h"
using namespace std;
 
#define ar array
typedef long long ll;

//~ #define int ll

signed main() {
  ios::sync_with_stdio(0); cin.tie(0);
  
  int n, m; cin >> n >> m;
  
  vector<int> 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 p){
    ll t = 0;
    
    for(int i=0;i<n;i++){
      if(b[i] > a[i]){
  
        ll b_ = (p + b[i] - 1) / b[i];

        t += b_;
      } else {
        if(a[i] * 1ll * m >= p){

          ll a_ = (p + a[i] - 1) / a[i];
  
          
          t += a_;
        } else {
  
          ll a_ = m;
          ll b_ = (p - a[i] * 1ll * a_ + b[i] - 1) / b[i];
          
          t += a_ + b_;
        }
      }
      
      if(t > n * 1ll * m) return false;
    }
    
    if(t <= n * 1ll * m) return true;
    else return false;
  };
  
  ll l = 1, r = 1e18 + 1;
  while(r - l > 1){
    ll m = (l + r) >> 1;
    
    if(check(m)) l = m;
    else r = m;
  }
  
  if(check(r)) cout<<r<<"\n";
  else cout<<l<<"\n";
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 360 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 80 ms 8428 KB Output is correct
12 Correct 80 ms 8548 KB Output is correct
13 Correct 48 ms 6504 KB Output is correct
14 Correct 42 ms 6480 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 27 ms 3932 KB Output is correct
17 Correct 58 ms 9192 KB Output is correct
18 Correct 69 ms 8536 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 27 ms 3932 KB Output is correct
3 Correct 58 ms 9192 KB Output is correct
4 Correct 69 ms 8536 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 31 ms 4316 KB Output is correct
14 Correct 21 ms 3160 KB Output is correct
15 Correct 19 ms 2456 KB Output is correct
16 Correct 13 ms 1880 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct

Subtask #3
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 360 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 80 ms 8428 KB Output is correct
12 Correct 80 ms 8548 KB Output is correct
13 Correct 48 ms 6504 KB Output is correct
14 Correct 42 ms 6480 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 31 ms 4316 KB Output is correct
24 Correct 21 ms 3160 KB Output is correct
25 Correct 19 ms 2456 KB Output is correct
26 Correct 13 ms 1880 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 27 ms 3932 KB Output is correct
36 Correct 58 ms 9192 KB Output is correct
37 Correct 69 ms 8536 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 2 ms 464 KB Output is correct
46 Correct 2 ms 604 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 14 ms 1628 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 0 ms 460 KB Output is correct
53 Correct 0 ms 344 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 41 ms 4444 KB Output is correct
56 Correct 17 ms 2528 KB Output is correct
57 Correct 14 ms 2396 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 31 ms 4316 KB Output is correct
10 Correct 21 ms 3160 KB Output is correct
11 Correct 19 ms 2456 KB Output is correct
12 Correct 13 ms 1880 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 27 ms 3932 KB Output is correct
22 Correct 58 ms 9192 KB Output is correct
23 Correct 69 ms 8536 KB Output is correct
24 Correct 13 ms 1628 KB Output is correct
25 Correct 33 ms 4180 KB Output is correct
26 Correct 7 ms 1116 KB Output is correct
27 Correct 58 ms 8552 KB Output is correct
28 Correct 61 ms 8420 KB Output is correct
29 Correct 62 ms 8528 KB Output is correct
30 Correct 67 ms 8424 KB Output is correct
31 Correct 79 ms 8532 KB Output is correct
32 Correct 43 ms 3928 KB Output is correct
33 Correct 86 ms 9040 KB Output is correct
34 Correct 41 ms 3924 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 360 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 80 ms 8428 KB Output is correct
12 Correct 80 ms 8548 KB Output is correct
13 Correct 48 ms 6504 KB Output is correct
14 Correct 42 ms 6480 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 31 ms 4316 KB Output is correct
24 Correct 21 ms 3160 KB Output is correct
25 Correct 19 ms 2456 KB Output is correct
26 Correct 13 ms 1880 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 2 ms 464 KB Output is correct
42 Correct 2 ms 604 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 14 ms 1628 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 0 ms 460 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 41 ms 4444 KB Output is correct
52 Correct 17 ms 2528 KB Output is correct
53 Correct 14 ms 2396 KB Output is correct
54 Correct 13 ms 1628 KB Output is correct
55 Correct 33 ms 4180 KB Output is correct
56 Correct 7 ms 1116 KB Output is correct
57 Correct 58 ms 8552 KB Output is correct
58 Correct 61 ms 8420 KB Output is correct
59 Correct 62 ms 8528 KB Output is correct
60 Correct 67 ms 8424 KB Output is correct
61 Correct 79 ms 8532 KB Output is correct
62 Correct 43 ms 3928 KB Output is correct
63 Correct 86 ms 9040 KB Output is correct
64 Correct 41 ms 3924 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 27 ms 3932 KB Output is correct
67 Correct 58 ms 9192 KB Output is correct
68 Correct 69 ms 8536 KB Output is correct
69 Correct 12 ms 1112 KB Output is correct
70 Correct 3 ms 604 KB Output is correct
71 Correct 0 ms 348 KB Output is correct
72 Correct 18 ms 1644 KB Output is correct
73 Correct 3 ms 604 KB Output is correct
74 Correct 1 ms 348 KB Output is correct
75 Correct 90 ms 8592 KB Output is correct
76 Correct 92 ms 8532 KB Output is correct
77 Correct 97 ms 8528 KB Output is correct
78 Correct 115 ms 8556 KB Output is correct
79 Correct 123 ms 8532 KB Output is correct
80 Correct 129 ms 8528 KB Output is correct
81 Correct 72 ms 6500 KB Output is correct
82 Correct 72 ms 6376 KB Output is correct