auto save

diy2.py

 # i = 5   # 行
 # i = 5   # 行
 # j = 3   # 列
 # j = 3   # 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
 # 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 j in range(1,i+1):
+for i in range(10,0):
+    for j in range(i-1,1):
         print(i,"*",j,"=",(i*j),end=" ")
         print(i,"*",j,"=",(i*j),end=" ")
     print()
     print()
\ No newline at end of file