python简单程序

#九九乘法表from __future__ import print_functioni=1j=1while j<10:    i=1    while i<=j:        print ("%d * %d = %d "%(i,j,i*j),end="\t ")#文本对齐        i+=1    j+=1    print("")#打印金字塔while True:    number = input("please input a number \n")    if number%2==0:        print("please input a odd")        continue    if number==0:        break    i=1    j=number/2    while i<=number and j>=0:        num = 1        star=1        while num<=j:            print (" ",end="")            num+=1        while star<=i:            print ("*",end="")            star+=1        i += 2        j -= 1        print('')#打印完成上半部分    j=1    i=number-2    while i>=1 and j<=number/2:        num=1        star=1        while num<=j:            print (' ',end="")            num+=1        while star<=i:            print ('*',end="")            star+=1        i-=2        j+=1        print('')