結果
問題 | No.1617 Palindrome Removal |
ユーザー | McGregorsh |
提出日時 | 2023-05-21 22:32:07 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 294 ms / 2,000 ms |
コード長 | 1,659 bytes |
コンパイル時間 | 280 ms |
コンパイル使用メモリ | 82,280 KB |
実行使用メモリ | 145,024 KB |
最終ジャッジ日時 | 2024-12-21 19:30:50 |
合計ジャッジ時間 | 6,877 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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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 | 206 ms
122,368 KB |
testcase_01 | AC | 208 ms
123,876 KB |
testcase_02 | AC | 267 ms
142,336 KB |
testcase_03 | AC | 294 ms
141,824 KB |
testcase_04 | AC | 276 ms
145,024 KB |
testcase_05 | AC | 251 ms
133,296 KB |
testcase_06 | AC | 234 ms
131,584 KB |
testcase_07 | AC | 213 ms
122,368 KB |
testcase_08 | AC | 154 ms
88,960 KB |
testcase_09 | AC | 153 ms
89,472 KB |
testcase_10 | AC | 267 ms
141,312 KB |
testcase_11 | AC | 254 ms
134,144 KB |
testcase_12 | AC | 278 ms
145,024 KB |
testcase_13 | AC | 279 ms
144,896 KB |
testcase_14 | AC | 161 ms
89,216 KB |
testcase_15 | AC | 158 ms
89,472 KB |
testcase_16 | AC | 157 ms
89,216 KB |
testcase_17 | AC | 153 ms
89,344 KB |
testcase_18 | AC | 157 ms
89,216 KB |
testcase_19 | AC | 153 ms
89,216 KB |
testcase_20 | AC | 155 ms
89,216 KB |
testcase_21 | AC | 157 ms
89,472 KB |
testcase_22 | AC | 151 ms
89,600 KB |
testcase_23 | AC | 151 ms
89,344 KB |
ソースコード
import sys, re from fractions import Fraction from math import ceil, floor, sqrt, pi, factorial, gcd from copy import deepcopy from collections import Counter, deque, defaultdict from heapq import heapify, heappop, heappush from itertools import accumulate, product, combinations, combinations_with_replacement, permutations from bisect import bisect, bisect_left, bisect_right from functools import reduce from decimal import Decimal, getcontext, ROUND_HALF_UP def i_input(): return int(input()) def i_map(): return map(int, input().split()) def i_list(): return list(i_map()) def i_row(N): return [i_input() for _ in range(N)] def i_row_list(N): return [i_list() for _ in range(N)] def s_input(): return input() def s_map(): return input().split() def s_list(): return list(s_map()) def s_row(N): return [s_input for _ in range(N)] def s_row_str(N): return [s_list() for _ in range(N)] def s_row_list(N): return [list(s_input()) for _ in range(N)] def lcm(a, b): return a * b // gcd(a, b) def get_distance(x1, y1, x2, y2): d = sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2) return d def rotate(table): n_fild = [] for x in zip(*table[::-1]): n_fild.append(x) return n_fild sys.setrecursionlimit(10 ** 7) INF = float('inf') MOD = 10 ** 9 + 7 MOD2 = 998244353 def main(): S = list(input()) lenS = len(S) if len(set(S)) == 1: if lenS % 2 == 0: print(0) else: print(-1) exit() if S != S[::-1]: print(lenS) exit() if lenS >= 4: print(lenS-2) else: if lenS == 3: print(-1) if __name__ == '__main__': main()