auto save

diy2.py

-i = 5   # 行
-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
-print(j,"x",i,"=",j*i)
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+i = 1   
+for j in range(1,10):    
+    print(i,"x",j,"=",j*i,end=(" "))
+print()
+i = 2   
+for j in range(1,10):    
+    print(i,"x",j,"=",j*i,end=(" "))
+print()
+i = 3   
+for j in range(1,10):    
+    print(i,"x",j,"=",j*i,end=(" "))
+print()
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