九九乘法表

lst = [1,2,3,4,5,6,7,8,9]
for i in lst:
    a = 1
    line = ""
    while a <= i:
        line = line + " " + "%d*%d=%d" % (i , a, i*a)
        a = a + 1
    print(line.strip(" "))





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for i in range(1, 10):
    for j in range(1, i+ 1):
        print("%s×%s=%s" % (i, j, i*j), end=" ")
    print("")