while练习99乘法表

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

 

学习了99乘法表，回头自己看 温故而知新