小明想在控制台上输出 m x n 个方格。
比如 10x4的,输出的样子是:
+---+---+---+---+---+---+---+---+---+---+
| | | | | | | | | | |
+---+---+---+---+---+---+---+---+---+---+
| | | | | | | | | | |
+---+---+---+---+---+---+---+---+---+---+
| | | | | | | | | | |
+---+---+---+---+---+---+---+---+---+---+
| | | | | | | | | | |
+---+---+---+---+---+---+---+---+---+---+
(如果显示有问题,可以参见【图1.jpg】)
以下是小明写的程序,请你分析其流程,填写划线部分缺少的代码。
#include //打印m列,n行的方格
void f(int m, int n)
{int row;in