save project

diy2.py

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