python---九九乘法表代码

#_*_ coding:utf-8 _*_
# author choco

'''  #while循环
num1=0
while num1<9:
    num1+=1
    num2=1
    while num2<=num1:
        print("%d*%d=%d"%(num2,num1,num2*num1),end="  ")
        num2=num2+1
    else:
        print()
'''

'''

firat=1
while firat<=9:
    sec=1
    while sec<=firat:
        print( str(sec)+"*"+ str(firat)+"=" + str(sec*firat),end="\t")
        sec+=1
    print()
    firat+=1

'''

'''   #for循环

for i in range(0,9):

    #print(i,end='')
    i+=1
    for j in range(1,i+1):
        print('%s*%s=%s'%(j,i,i*j),end="  ")
    else:
        print()
'''

运行结果：

1*1=1
1*2=2 2*2=4
1*3=3 2*3=6 3*3=9
1*4=4 2*4=8 3*4=12 4*4=16
1*5=5 2*5=10 3*5=15 4*5=20 5*5=25
1*6=6 2*6=12 3*6=18 4*6=24 5*6=30 6*6=36
1*7=7 2*7=14 3*7=21 4*7=28 5*7=35 6*7=42 7*7=49
1*8=8 2*8=16 3*8=24 4*8=32 5*8=40 6*8=48 7*8=56 8*8=64
1*9=9 2*9=18 3*9=27 4*9=36 5*9=45 6*9=54 7*9=63 8*9=72 9*9=81