save project

diy2.py

+i = 0   # 行
+j = 0   # 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
+for v in range(9):
+    i+=1
+    for v in range(i):
+        j+=1
+        print(i,"x",j,"=",i*j)
+    j=0
+    print("\n")