摘要:
# 实现输入一个字符串,统计每个字符串出现次数且实现字符串反转from functools import reducedef count_char(string): z = {} for i in string: if i not in z: z[i]=1 else: z[i]+=1 return 阅读全文
摘要:
# 打印1~100奇数和偶数的和# 偶数a=100s=0while a>0: a=a-1 if a % 2 == 0: print(a,end='') s+=a print('\n偶数和是:',s,'\n')# 奇数b=100u=0while b>0: b=b-1 if b % 2 !=0: pri 阅读全文
摘要:
# 实现输入几行就打印几行菱形 row = int(input('请输入打印几行*'))for i in range(row): for j in range(row - i - 1): print("", end=" ") for j in range(2 * i + 1): print('*', 阅读全文