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题解 | 判断两个IP是否属于同一子网

t = list(map(int, input().split('.'))) s1 = list(map(int, input().split('.'))) s2 = list(map(int, input().split('.'))) def f2(s): p = '1' cn...

2025-03-18

0 28

题解 | 单词倒排

s = input() ans = [] r = '' for x in s: if x.isupper() or x.islower(): r += x else: ans.append(r) r = '' if r != ''...

2025-03-17

0 27

题解 | 走方格的方案数

n,m = map(int,input().split()) dp = [[0] * (m + 1) for i in range(n + 1)] for i in range(n + 1): for j in range(m + 1): if i == 0 and j ...

2025-03-17

0 28

题解 | 从单向链表中删除指定值的节点

a = list(map(int,input().split())) n,h,k = a[0],a[1],a[-1] a = a[2:-1] nums = [h] n -= 1 for i in range(n): x,y = a[i * 2],a[i * 2 + 1] idx ...

2025-03-17

0 25

题解 | 字符串加密

s = list(map(str,input())) t = list(map(str,input())) ss = [] v = set() for x in s: if x in v: continue v.add(x) ss.append(x) f...

2025-03-17

0 33