第一章习题

`sum,tmp = 0,1
for i in range(1,11):
tmp *= i
sum += tmp
print('运算结果是：{}'.format(sum))

for i in range(1,10):
for j in range(1,i+1):
print('{}{}={:2} '.format(j,i,ij),end='')
print(' ')`

import random name = input('请输入名字：') lucky = 1 random.seed(7) for c in name: lucky += ord(c)*random.randint(1,77) print('幸运数字是：{}'.format(lucky%777))

n = input('请输入整数N:') sum = 0 for i in range(int(n)): sum += i + 1 print('1到N之和：',sum)