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全部文章（共48篇）

题解 | 公共子串计算

import sys s = input() t = input() max_common_string_length = 0 if len(s) >= len(t): for i in range(len(s)): for j in range(i, len(t...

2025-06-19

0 83

题解 | 删除字符串中出现次数最少的字符

s = input().strip() # 构造一个字典 freq = {} # 遍历字符串，若字典中不存在该字符则新增该字符并设置为1，否则在原来基础上自增1 for char in s: freq[char] = freq.get(char, 0) + 1 # 找到字典中的最小值，...

2025-06-18

0 56

题解 | 字符串排序

import sys n = int(input()) S = [] for i in range(n): s = input().split() S.append(s) S.sort() for j in range(n): print(''.join(S[j])...

2025-06-18

0 57

题解 | 小红的双生串

import sys s = input() count = 0 s1 = s[:len(s)//2] # 字符串 s2 = s[len(s)//2:] s11 = list(set(s1)) # 去重后的列表 s22 = list(set(s2)) i1 = 0 i2 = 0...

2025-06-16

0 54

题解 | 字符逆序

import sys s = input() s = reversed(s) print(''.join(s))

2025-06-14

0 77

题解 | 等差数列

import sys n = int(input()) sum = 0 for i in range(n): sum1 = 2+3*i sum += sum1 print(sum)

2025-06-14

0 58

题解 | 密码强度等级

import sys string = input() score = 0 # 一、密码长度: if len(string) <= 4: score += 5 elif 5 <= len(string) <= 7: score += 10 elif len(s...

2025-06-12

0 57

题解 | 求最大连续bit数

import sys n = int(input()) if n == 0: print(0) A = [] B = [] while n > 0: # 把n分解成2进制数 if n % 2 == 1: A.append(1) else: ...

2025-06-11

0 48

题解 | 统计大写字母个数

import sys s = input() s = list(s) count = 0 i = 0 while i < len(s): if 65 <= ord(s[i]) <= 90: count += 1 i += 1 print(c...

2025-06-10

0 56

题解 | 整型数组合并

n = int(input()) a = list(map(int, input().split())) m = int(input()) b = list(map(int, input().split())) merged = list(set(a + b)) merged.sort() ...

2025-06-10

0 49