Submission #9694306
Source Code Expand
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for(int i = 0, i##_len = (n); i < i##_len; ++i) #define rep2(i, x, n) for(int i = x, i##_len = (n); i < i##_len; ++i) #define all(n) begin(n), end(n) using ll = long long; using P = pair<int, int>; using vi = vector<int>; using vl = vector<ll>; using vs = vector<string>; using vc = vector<char>; using vb = vector<bool>; vi dir = {-1, 0, 1, 0, -1, -1, 1, 1, -1}; int main() { int n, k; cin >> n >> k; vl a(n), asum(n, 0); rep(i, n) { cin >> a[i]; if(i > 0) asum[i] = asum[i - 1]; asum[i] += a[i]; } if(asum[n - 1] == k) { cout << 1 << endl; return 0; } vector<vl> dp(n + 1, vl(n + 1, k + 1)); dp[0][0] = 0; rep(i, n) rep(j, i + 1) { if(dp[i][j] > k) continue; ll minb; if(i > 0) minb = dp[i][j] * a[i] / asum[i - 1] + 1; else minb = 1; dp[i + 1][j] = min(dp[i + 1][j], dp[i][j]); if(minb <= a[i] && dp[i][j] + minb <= k) dp[i + 1][j + 1] = min(dp[i + 1][j + 1], dp[i][j] + minb); } int ans = 0; rep(j, n) if(dp[n][j] <= k) ans = j; cout << ans << endl; }
Submission Info
Submission Time | |
---|---|
Task | B - 高橋君ゲーム |
User | ryochansq |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1155 Byte |
Status | WA |
Exec Time | 42 ms |
Memory | 31616 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 100 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt, s3.txt, s4.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt, 55.txt, 56.txt, 57.txt, 58.txt, 59.txt, 60.txt, 61.txt, 62.txt, 63.txt, 64.txt, s1.txt, s2.txt, s3.txt, s4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 42 ms | 31616 KB |
02.txt | AC | 35 ms | 31616 KB |
03.txt | AC | 20 ms | 31616 KB |
04.txt | AC | 42 ms | 31488 KB |
05.txt | AC | 22 ms | 31488 KB |
06.txt | AC | 42 ms | 31488 KB |
07.txt | AC | 42 ms | 31616 KB |
08.txt | AC | 42 ms | 31616 KB |
09.txt | AC | 42 ms | 31616 KB |
10.txt | AC | 21 ms | 31616 KB |
11.txt | AC | 36 ms | 31488 KB |
12.txt | AC | 42 ms | 31488 KB |
13.txt | AC | 32 ms | 31488 KB |
14.txt | AC | 42 ms | 31616 KB |
15.txt | AC | 35 ms | 31616 KB |
16.txt | AC | 42 ms | 31616 KB |
17.txt | AC | 42 ms | 31616 KB |
18.txt | AC | 41 ms | 31488 KB |
19.txt | AC | 41 ms | 31488 KB |
20.txt | AC | 26 ms | 31488 KB |
21.txt | AC | 2 ms | 256 KB |
22.txt | AC | 2 ms | 256 KB |
23.txt | AC | 42 ms | 31616 KB |
24.txt | AC | 42 ms | 31616 KB |
25.txt | AC | 2 ms | 256 KB |
26.txt | AC | 2 ms | 256 KB |
27.txt | AC | 2 ms | 256 KB |
28.txt | AC | 2 ms | 256 KB |
29.txt | AC | 28 ms | 31616 KB |
30.txt | AC | 42 ms | 31616 KB |
31.txt | AC | 39 ms | 31616 KB |
32.txt | AC | 42 ms | 31488 KB |
33.txt | AC | 40 ms | 31488 KB |
34.txt | AC | 21 ms | 31488 KB |
35.txt | AC | 42 ms | 31616 KB |
36.txt | AC | 39 ms | 31616 KB |
37.txt | AC | 42 ms | 31616 KB |
38.txt | AC | 28 ms | 31616 KB |
39.txt | AC | 41 ms | 31488 KB |
40.txt | AC | 22 ms | 31488 KB |
41.txt | AC | 40 ms | 31488 KB |
42.txt | AC | 42 ms | 31616 KB |
43.txt | AC | 31 ms | 31616 KB |
44.txt | AC | 42 ms | 31616 KB |
45.txt | AC | 42 ms | 31616 KB |
46.txt | AC | 41 ms | 31488 KB |
47.txt | AC | 17 ms | 31488 KB |
48.txt | AC | 18 ms | 31488 KB |
49.txt | AC | 18 ms | 31616 KB |
50.txt | AC | 17 ms | 31616 KB |
51.txt | AC | 1 ms | 256 KB |
52.txt | AC | 1 ms | 256 KB |
53.txt | AC | 1 ms | 256 KB |
54.txt | AC | 1 ms | 256 KB |
55.txt | AC | 1 ms | 256 KB |
56.txt | WA | 1 ms | 256 KB |
57.txt | AC | 1 ms | 256 KB |
58.txt | AC | 1 ms | 256 KB |
59.txt | AC | 1 ms | 256 KB |
60.txt | AC | 1 ms | 256 KB |
61.txt | AC | 1 ms | 256 KB |
62.txt | WA | 1 ms | 256 KB |
63.txt | AC | 1 ms | 256 KB |
64.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |
s3.txt | AC | 1 ms | 256 KB |
s4.txt | AC | 1 ms | 256 KB |