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全部文章（共28篇）

题解 | 走方格的方案数

def countsteps(n, m): if n<0 or m<0: return 0 elif n==0 or m==0: return 1 else: return countsteps(n, m-1) +...

2025-08-08

0 17

题解 | 求最大连续bit数

def func(): n = int(input()) nbin = bin(n) res = 0 res2 = 0 for i in nbin: if i == '1': res += 1 els...

2025-08-06

0 12

题解 | 统计大写字母个数

def func(): s = input() res = 0 for i in range(len(s)): if ord('A')<=ord(s[i]) and ord(s[i])<=ord('Z'): res += ...

2025-08-02

0 23

题解 | 字符串字符匹配

def func(): s = input() t = input() res = 1 for i in range(len(s)): if s[i] not in t: print("false") ...

2025-08-02

0 19

题解 | 整型数组合并

def func(): n = int(input()) a = list(map(int, input().split())) m = int(input()) b = list(map(int, input().split())) aset = set(...

2025-08-02

0 17

题解 | 尼科彻斯定理

def func(): n = int(input()) l = int(1 + 2*(n-1)*n/2) for i in range(n): if i == n-1: print(l+i*2, end='') ...

2025-08-02

0 14

题解 | 计算日期到天数转换

def isrun(n): if n%4 == 0 and n%100 != 0: return True elif n%400 == 0: return True else: return False def fu...

2025-08-02

0 17

题解 | 百钱买百鸡问题

def func(): a, b, c = 0, 0, 0 for i in range(0, 21): a = i for j in range(0, 34): b = j c = 100-a-b ...

2025-08-02

0 27

题解 | 查找输入整数二进制中1的个数

def func(): n = int(input()) m = int(input()) ner = bin(n) mer = bin(m) print(ner.count('1')) print(mer.count('1')) if __n...

2025-08-02

0 25

题解 | 放苹果

def f(m,n): if m == 0 or n == 1: return 1 elif m < n: return f(m, m) else: return f(m-n, n) + f(m, n-1) def f...

2025-08-02

0 12