Python入门基础---九九乘法表

x = 1
while x < 10:
    y = 1
    while y <=x:
        print('%d*%d=%2d' % (y,x,x*y),end = '\t')
        y += 1
    x += 1
    print('\n')    

for i in range(1,10):
    for k in range(1,i+1): #排除结果相同的表达式，如1*2和2*1
        print('%d*%d=%2d' % (k,i,i*k),end = '\t')
    print('\n')