save project

diy2.py

-i = 5   # 行
-j = 3   # 列
-print(j,"*",i,"=",(j*i))# 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 range(1,i*1)
+        print(i,"*",i,"*"(i*i))
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