python中while循环， for 循环 输出99乘法表学习笔记

i =1
while i <= 9:
    j =1
    while j <= i:
        print(j,'*',i,'=',j*i,end='  ')
        j += 1
    print('\n')
    i+= 1


for i in range(1,10):
    for j in range(1,i+1):

        print(j, '*', i, '=', j * i, end='  ')