結果
問題 | No.2389 Cheating Code Golf |
ユーザー | shobonvip |
提出日時 | 2023-07-21 23:19:15 |
言語 | PyPy3 (7.3.15) |
結果 |
RE
|
実行時間 | - |
コード長 | 1,405 bytes |
コンパイル時間 | 144 ms |
コンパイル使用メモリ | 82,240 KB |
実行使用メモリ | 78,172 KB |
最終ジャッジ日時 | 2024-09-22 00:49:47 |
合計ジャッジ時間 | 82,225 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1,640 ms
77,300 KB |
testcase_01 | AC | 1,641 ms
77,476 KB |
testcase_02 | AC | 1,641 ms
77,432 KB |
testcase_03 | AC | 1,641 ms
77,352 KB |
testcase_04 | AC | 1,641 ms
77,748 KB |
testcase_05 | AC | 1,641 ms
77,816 KB |
testcase_06 | RE | - |
testcase_07 | AC | 1,640 ms
77,576 KB |
testcase_08 | AC | 1,641 ms
77,432 KB |
testcase_09 | RE | - |
testcase_10 | AC | 1,638 ms
77,308 KB |
testcase_11 | AC | 1,641 ms
77,704 KB |
testcase_12 | RE | - |
testcase_13 | AC | 1,639 ms
77,448 KB |
testcase_14 | AC | 1,641 ms
77,564 KB |
testcase_15 | AC | 1,641 ms
77,608 KB |
testcase_16 | AC | 1,642 ms
77,264 KB |
testcase_17 | RE | - |
testcase_18 | AC | 1,640 ms
77,632 KB |
testcase_19 | AC | 1,640 ms
77,500 KB |
testcase_20 | AC | 1,641 ms
77,400 KB |
testcase_21 | AC | 1,642 ms
77,664 KB |
testcase_22 | AC | 1,642 ms
77,444 KB |
testcase_23 | AC | 1,642 ms
77,868 KB |
testcase_24 | AC | 1,641 ms
77,468 KB |
testcase_25 | AC | 1,642 ms
77,568 KB |
testcase_26 | AC | 1,641 ms
77,892 KB |
testcase_27 | AC | 1,641 ms
77,620 KB |
testcase_28 | AC | 1,640 ms
78,096 KB |
testcase_29 | AC | 1,641 ms
77,568 KB |
testcase_30 | AC | 1,642 ms
77,720 KB |
testcase_31 | AC | 1,640 ms
77,756 KB |
testcase_32 | AC | 1,641 ms
77,564 KB |
testcase_33 | AC | 1,641 ms
77,900 KB |
testcase_34 | AC | 1,639 ms
77,552 KB |
testcase_35 | AC | 1,641 ms
77,616 KB |
testcase_36 | AC | 1,640 ms
77,488 KB |
testcase_37 | AC | 1,643 ms
77,508 KB |
testcase_38 | AC | 1,642 ms
77,484 KB |
testcase_39 | RE | - |
testcase_40 | AC | 1,642 ms
77,496 KB |
testcase_41 | AC | 1,640 ms
77,340 KB |
testcase_42 | AC | 1,641 ms
77,484 KB |
testcase_43 | AC | 1,642 ms
77,584 KB |
testcase_44 | AC | 1,642 ms
78,032 KB |
testcase_45 | AC | 1,639 ms
77,792 KB |
testcase_46 | AC | 1,641 ms
77,256 KB |
testcase_47 | AC | 1,641 ms
77,540 KB |
testcase_48 | AC | 1,641 ms
77,360 KB |
testcase_49 | AC | 1,641 ms
77,480 KB |
testcase_50 | AC | 1,642 ms
77,616 KB |
testcase_51 | AC | 1,642 ms
78,172 KB |
testcase_52 | AC | 1,641 ms
77,660 KB |
ソースコード
import random import time nn, m = map(int,input().split()) d = [] st = time.time() n = 0 ans = 0 nans = 0 for i in range(nn): a, b, p = map(int,input().split()) if a <= b: ans += 1 / a nans += 1 / a elif p == 1: ans += 1 / b nans += 1 / b else: d.append((a, b, p)) n += 1 d.sort(key= lambda x:(-(x[0]-x[1])/(x[1]*x[0]*x[2]), x[0])) dp = [0.0] * (n+1) dp[0] = 1.0 for i in range(m): ndp = [0.0] * (n+1) for j in range(n+1): tar = 1.0 for k in range(j, n): ndp[k] += dp[j] * tar * (1 - 1/d[k][2]) tar *= 1/d[k][2] ndp[n] += dp[j] * tar dp = ndp tmp = 0.0 for i in range(n): tmp += 1 / d[i][0] #print(tmp) for i in range(n+1): ans += tmp * dp[i] if i < n: tmp -= 1 / d[i][0] tmp += 1 / d[i][1] #print(tmp, dp[i]) nnans = nans dd = d[::] while time.time() - st < 1.6: d = dd[::] for _ in range(2): a, b = random.randrange(n), random.randrange(n) r = d[a] d[a] = d[b] d[b] = r nans = nnans dp = [0.0] * (n+1) dp[0] = 1.0 for i in range(m): ndp = [0.0] * (n+1) for j in range(n+1): tar = 1.0 for k in range(j, n): ndp[k] += dp[j] * tar * (1 - 1/d[k][2]) tar *= 1/d[k][2] ndp[n] += dp[j] * tar dp = ndp tmp = 0.0 for i in range(n): tmp += 1 / d[i][0] #print(tmp) for i in range(n+1): nans += tmp * dp[i] if i < n: tmp -= 1 / d[i][0] tmp += 1 / d[i][1] #print(tmp, dp[i]) ans = max(ans, nans) print(ans)