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Submission #654756

# Submission time Handle Problem Language Result Execution time Memory
654756 2022-11-01T13:51:00 Z gun_gan Self Study (JOI22_ho_t2) C++17
100 / 100
 347 ms 10880 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
 
int main() {
      cin.tie(0); ios_base::sync_with_stdio(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];
      for(int i = 0; i < n; i++) a[i] = max(a[i], b[i]);
 
      auto ok = [&](ll x) -> bool {
            ll left = n * m; 
            for(int i = 0; i < n; i++) {
                  left -= min(m, (x + a[i] - 1) / a[i]);
                  if(x - a[i] * m > 0) left -= (x - a[i] * m + b[i] - 1) / b[i]; 
                  if(left < 0) return 0;
            }
 
            return 1;
      };
 
      ll l = 0, r = 2e18, ans = 0;
      while(l <= r) {
            ll mid = (l + r) / 2;
            if(ok(mid)) {
                  l = mid + 1, ans = mid;
            } else {
                  r = mid - 1;
            }
      }
 
      cout << ans << '\n';
 
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory 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 1 ms 212 KB Output is correct
7 Correct 0 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 2 ms 340 KB Output is correct
11 Correct 113 ms 5004 KB Output is correct
12 Correct 95 ms 4948 KB Output is correct
13 Correct 111 ms 5008 KB Output is correct
14 Correct 80 ms 5008 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 40 ms 4948 KB Output is correct
17 Correct 124 ms 4948 KB Output is correct
18 Correct 93 ms 4948 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 40 ms 4948 KB Output is correct
3 Correct 124 ms 4948 KB Output is correct
4 Correct 93 ms 4948 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 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 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 51 ms 2644 KB Output is correct
14 Correct 35 ms 1876 KB Output is correct
15 Correct 23 ms 1492 KB Output is correct
16 Correct 21 ms 1236 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 1 ms 212 KB Output is correct
22 Correct 2 ms 340 KB Output is correct
23 Correct 3 ms 340 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 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 1 ms 212 KB Output is correct
7 Correct 0 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 2 ms 340 KB Output is correct
11 Correct 113 ms 5004 KB Output is correct
12 Correct 95 ms 4948 KB Output is correct
13 Correct 111 ms 5008 KB Output is correct
14 Correct 80 ms 5008 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 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 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 51 ms 2644 KB Output is correct
24 Correct 35 ms 1876 KB Output is correct
25 Correct 23 ms 1492 KB Output is correct
26 Correct 21 ms 1236 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 1 ms 212 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 3 ms 340 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 40 ms 4948 KB Output is correct
36 Correct 124 ms 4948 KB Output is correct
37 Correct 93 ms 4948 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 0 ms 320 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 3 ms 468 KB Output is correct
46 Correct 4 ms 596 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 19 ms 2124 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 3 ms 468 KB Output is correct
52 Correct 1 ms 320 KB Output is correct
53 Correct 1 ms 212 KB Output is correct
54 Correct 1 ms 212 KB Output is correct
55 Correct 52 ms 5528 KB Output is correct
56 Correct 40 ms 3148 KB Output is correct
57 Correct 32 ms 3160 KB Output is correct

Subtask #4
29.0 / 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 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 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 51 ms 2644 KB Output is correct
10 Correct 35 ms 1876 KB Output is correct
11 Correct 23 ms 1492 KB Output is correct
12 Correct 21 ms 1236 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 1 ms 212 KB Output is correct
18 Correct 2 ms 340 KB Output is correct
19 Correct 3 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 40 ms 4948 KB Output is correct
22 Correct 124 ms 4948 KB Output is correct
23 Correct 93 ms 4948 KB Output is correct
24 Correct 35 ms 980 KB Output is correct
25 Correct 74 ms 2420 KB Output is correct
26 Correct 13 ms 724 KB Output is correct
27 Correct 93 ms 4948 KB Output is correct
28 Correct 115 ms 4948 KB Output is correct
29 Correct 106 ms 4948 KB Output is correct
30 Correct 131 ms 4948 KB Output is correct
31 Correct 210 ms 5008 KB Output is correct
32 Correct 154 ms 5012 KB Output is correct
33 Correct 347 ms 4948 KB Output is correct
34 Correct 172 ms 5004 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory 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 1 ms 212 KB Output is correct
7 Correct 0 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 2 ms 340 KB Output is correct
11 Correct 113 ms 5004 KB Output is correct
12 Correct 95 ms 4948 KB Output is correct
13 Correct 111 ms 5008 KB Output is correct
14 Correct 80 ms 5008 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 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 1 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 51 ms 2644 KB Output is correct
24 Correct 35 ms 1876 KB Output is correct
25 Correct 23 ms 1492 KB Output is correct
26 Correct 21 ms 1236 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 1 ms 212 KB Output is correct
32 Correct 2 ms 340 KB Output is correct
33 Correct 3 ms 340 KB Output is correct
34 Correct 1 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 1 ms 212 KB Output is correct
37 Correct 1 ms 212 KB Output is correct
38 Correct 0 ms 320 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 212 KB Output is correct
41 Correct 3 ms 468 KB Output is correct
42 Correct 4 ms 596 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 19 ms 2124 KB Output is correct
45 Correct 1 ms 212 KB Output is correct
46 Correct 1 ms 212 KB Output is correct
47 Correct 3 ms 468 KB Output is correct
48 Correct 1 ms 320 KB Output is correct
49 Correct 1 ms 212 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 52 ms 5528 KB Output is correct
52 Correct 40 ms 3148 KB Output is correct
53 Correct 32 ms 3160 KB Output is correct
54 Correct 35 ms 980 KB Output is correct
55 Correct 74 ms 2420 KB Output is correct
56 Correct 13 ms 724 KB Output is correct
57 Correct 93 ms 4948 KB Output is correct
58 Correct 115 ms 4948 KB Output is correct
59 Correct 106 ms 4948 KB Output is correct
60 Correct 131 ms 4948 KB Output is correct
61 Correct 210 ms 5008 KB Output is correct
62 Correct 154 ms 5012 KB Output is correct
63 Correct 347 ms 4948 KB Output is correct
64 Correct 172 ms 5004 KB Output is correct
65 Correct 0 ms 212 KB Output is correct
66 Correct 40 ms 4948 KB Output is correct
67 Correct 124 ms 4948 KB Output is correct
68 Correct 93 ms 4948 KB Output is correct
69 Correct 25 ms 1352 KB Output is correct
70 Correct 7 ms 600 KB Output is correct
71 Correct 1 ms 212 KB Output is correct
72 Correct 34 ms 1736 KB Output is correct
73 Correct 8 ms 596 KB Output is correct
74 Correct 1 ms 332 KB Output is correct
75 Correct 120 ms 10700 KB Output is correct
76 Correct 138 ms 10880 KB Output is correct
77 Correct 139 ms 10812 KB Output is correct
78 Correct 174 ms 10756 KB Output is correct
79 Correct 255 ms 10804 KB Output is correct
80 Correct 232 ms 10752 KB Output is correct
81 Correct 339 ms 8824 KB Output is correct
82 Correct 209 ms 8820 KB Output is correct