Submission #2702393
Source Code Expand
from collections import Counter n, k = map(int, input().split()) s = input() def diffs(s1, s2): return sum(a!=b for a, b in zip(s1, s2)) def possible(i, j, c, solution, best): head = solution + [c] diff = diffs(head, s[:i+1]) if diff > k: return False remains = Counter(d for n, d in enumerate(best) if d and n != j) substring = Counter(s[i+1:]) diff2 = sum((remains - substring).values()) return diff + diff2 <= k best = sorted(s) solution = [] for i in range(n): for j, c in enumerate(best): if c == None: continue if possible(i, j, c, solution, best): solution.append(c) best[j] = None break print(''.join(solution))
Submission Info
Submission Time | |
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Task | C - 辞書式順序ふたたび |
User | zehnpaard |
Language | Python (3.4.3) |
Score | 100 |
Code Size | 761 Byte |
Status | AC |
Exec Time | 127 ms |
Memory | 3316 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
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All | hand_1_0.txt, hand_1_1.txt, hand_1_2.txt, hand_1_3.txt, hand_1_4.txt, hand_1_5.txt, hand_1_6.txt, hand_1_7.txt, hand_1_8.txt, hand_2_0.txt, hand_2_1.txt, hand_2_10.txt, hand_2_2.txt, hand_2_3.txt, hand_2_4.txt, hand_2_5.txt, hand_2_6.txt, hand_2_7.txt, hand_2_8.txt, hand_2_9.txt, hand_3_2.txt, hand_3_3.txt, hand_3_4.txt, hand_3_5.txt, hand_3_6.txt, hand_4_2.txt, hand_4_3.txt, hand_4_4.txt, hand_4_5.txt, hand_4_6.txt, random_1.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, random_14.txt, random_15.txt, random_2.txt, random_3.txt, random_4.txt, random_5.txt, random_6.txt, random_7.txt, random_8.txt, random_9.txt, sample_1.txt, sample_2.txt, sample_3.txt, sample_4.txt, small_1.txt, small_2.txt, small_3.txt, small_4.txt, small_5.txt, small_6.txt, small_7.txt, small_8.txt, small_9.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
hand_1_0.txt | AC | 21 ms | 3316 KB |
hand_1_1.txt | AC | 21 ms | 3316 KB |
hand_1_2.txt | AC | 21 ms | 3316 KB |
hand_1_3.txt | AC | 21 ms | 3316 KB |
hand_1_4.txt | AC | 21 ms | 3316 KB |
hand_1_5.txt | AC | 21 ms | 3316 KB |
hand_1_6.txt | AC | 21 ms | 3316 KB |
hand_1_7.txt | AC | 21 ms | 3316 KB |
hand_1_8.txt | AC | 21 ms | 3316 KB |
hand_2_0.txt | AC | 21 ms | 3316 KB |
hand_2_1.txt | AC | 22 ms | 3316 KB |
hand_2_10.txt | AC | 21 ms | 3316 KB |
hand_2_2.txt | AC | 22 ms | 3316 KB |
hand_2_3.txt | AC | 22 ms | 3316 KB |
hand_2_4.txt | AC | 21 ms | 3316 KB |
hand_2_5.txt | AC | 21 ms | 3316 KB |
hand_2_6.txt | AC | 21 ms | 3316 KB |
hand_2_7.txt | AC | 21 ms | 3316 KB |
hand_2_8.txt | AC | 21 ms | 3316 KB |
hand_2_9.txt | AC | 21 ms | 3316 KB |
hand_3_2.txt | AC | 21 ms | 3316 KB |
hand_3_3.txt | AC | 21 ms | 3316 KB |
hand_3_4.txt | AC | 21 ms | 3316 KB |
hand_3_5.txt | AC | 21 ms | 3316 KB |
hand_3_6.txt | AC | 21 ms | 3316 KB |
hand_4_2.txt | AC | 23 ms | 3316 KB |
hand_4_3.txt | AC | 23 ms | 3316 KB |
hand_4_4.txt | AC | 23 ms | 3316 KB |
hand_4_5.txt | AC | 22 ms | 3316 KB |
hand_4_6.txt | AC | 22 ms | 3316 KB |
random_1.txt | AC | 25 ms | 3316 KB |
random_10.txt | AC | 109 ms | 3316 KB |
random_11.txt | AC | 83 ms | 3316 KB |
random_12.txt | AC | 88 ms | 3316 KB |
random_13.txt | AC | 64 ms | 3316 KB |
random_14.txt | AC | 35 ms | 3316 KB |
random_15.txt | AC | 26 ms | 3316 KB |
random_2.txt | AC | 33 ms | 3316 KB |
random_3.txt | AC | 28 ms | 3316 KB |
random_4.txt | AC | 45 ms | 3316 KB |
random_5.txt | AC | 24 ms | 3316 KB |
random_6.txt | AC | 54 ms | 3316 KB |
random_7.txt | AC | 69 ms | 3316 KB |
random_8.txt | AC | 127 ms | 3316 KB |
random_9.txt | AC | 120 ms | 3316 KB |
sample_1.txt | AC | 21 ms | 3316 KB |
sample_2.txt | AC | 21 ms | 3316 KB |
sample_3.txt | AC | 21 ms | 3316 KB |
sample_4.txt | AC | 21 ms | 3316 KB |
small_1.txt | AC | 21 ms | 3316 KB |
small_2.txt | AC | 21 ms | 3316 KB |
small_3.txt | AC | 21 ms | 3316 KB |
small_4.txt | AC | 21 ms | 3316 KB |
small_5.txt | AC | 21 ms | 3316 KB |
small_6.txt | AC | 21 ms | 3316 KB |
small_7.txt | AC | 21 ms | 3316 KB |
small_8.txt | AC | 21 ms | 3316 KB |
small_9.txt | AC | 21 ms | 3316 KB |