i=1
    while i<=9:
       j=1
       while j<=i:
          print ("%d*%d=%2d"%(j,i,i*j)),
          j+=1
       i+=1
       print " "

求助
while循环输出九九乘法表,为什么不运行,谢谢

python 2.7

i=1
while i<=9:
    j=1
    while j<=i:
        print ("%d*%d=%2d  "%(j,i,i*j),end='')#这里不应该有逗号
        j+=1
    i+=1
    print (" ")

for i in range(10)[1:]:
    for j in range(10)[1:]:
        print('%dx%d=%2d    '%(i, j, i*j), end='')
    print()