四时宝库

print('九九乘法表','\n')

i = 1
while i <= 9:
    j = 1
    while j <= i:
        print(j,'*',i,'=',j*i,end='  ')
        # 让列数自增
        j += 1
    print('\n')
    # 让行数自增
    i += 1

运行结果：