diy2.py

i = 1   # 行
j = 1   # 列
# 使用变量i和j，代替乘法算式里面的元素，打印出单个乘法算式
for i in range(1,10):
    for i in range(1,i+1):
        print(j,"*",i,"=",(j*i),end="  ")
        i+=1
    print(end="\n") 
    j+=1