auto save

diy2.py

-i = 1   # 行
-
-# 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
+i = 5   # 行
 for i in range(1,10):
 for i in range(1,10):
-    print(j,'*',i,'=',(j*i),end = ' ')
+    for j in range(1,10):
+        print(j,'*',i,'=',(j*i),end = ' ')
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