在走神的斑马很想奋斗

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题解 | 整数的十位

a=int(input()) b=a%100 b=b//10 print(b)

2025-11-29

0 9

题解 | 括号配对问题

def main(): s=input() stack=[] for i in s: if i=="(": stack.append(i) if i=="[": ...

2025-11-19

0 21

题解 | 好串

# 好串的条件，与a最近的b必须在a的后面，ab数量相等 def main(): s = input() stack = [] for char in s: if char == "a": stack.append(...

2025-11-19

0 17

题解 | 【模板】栈的操作

def main(): n=int(input()) stack=[] for _ in range(n): line=input().split() command=line[0] if command=="pus...

2025-11-19

0 19

题解 | 两点间距离

import math class Point: def __init__(self, a=0, b=0): self.x = a self.y = b class Solution: def calculateDistance(self , poi...

2025-11-19

0 20

题解 | 字符串操作

n,m=map(int,input().split()) s=list(input()) for _ in range(m): a,b,x1,x2=input().split() for i in range(int(a)-1,int(b)): if s[i]==x1...

2025-11-18

0 16

题解 | 牛牛的考试

def find_answer(options): labeled_options = [f"{chr(65 + i)}: {options[i]}" for i in range(4)] lengths = [len(option) for option in ...

2025-11-18

0 17

题解 | 简写单词

s=input().split() a="" for i in s: a+=i[0] print(a.upper())

2025-11-18

0 18

题解 | 单组_二维数组

n,m=map(int,input().split()) sum=0 SUM=0 for i in range(n): a=list(input().split()) for j in range(m): sum=sum+int(a[j]) SUM=SUM+sum p...

2025-11-17

0 18

题解 | 约瑟夫环

n, k, m = map(int, input().split()) dui = list(range(n)) while n > 1: k = (k + m - 1) % n dui.pop(k) n = n - 1 print(dui[0])

2025-11-17

0 13