auto save

diy2.py

 i = 5   # 行
 i = 5   # 行
-j = 3   # 列
+in 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
 # 使用变量i和j，代替乘法算式里面的元素，打印出单个
 print("i","*","j","=",(i*j))
 print("i","*","j","=",(i*j))
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