#99乘法表

方法1

'''
for i in range(1,10):
    for j in range(1,i+1):
           print("%d x %d = %d"%(i,j,i*j),end=" ")
           print("")
#实现都打印出来
'''

方法2

a = ""
b = ""
c = ""
d = ""
e = ""
f = ""
g = ""
h = ""
o = ""
for i in range(1,10):
    for j in range(1,i+1):
        x = ("%d x %d = %d" % (i, j, i * j))
        if j==1 :
           a =x
        elif j==2 :
           b=x
        elif j==3 :
           c = x
        elif j==4 :
           d =x
        elif j==5 :
           e=x
        elif j==6 :
           f = x
        elif j==7 :
           g =x
        elif j==8 :
           h=x
        elif j==9 :
           o = x
    print(a, b, c, d, e, f, g, h,o)

方法3

str=""

for i in range(9):

    i+=1

    for j in range(i):

        j += 1

        h=i*j

        #print(h)

        str += (("%dX%d=%d ") % (i, j, h))

        if j>=i:

            print(str)

            str=""



'''