#include <stdio.h>//从输入的一个数字倒数到0
#include <iostream>
#define STOP 0
int main()
{
int counter;
int startPoint;
printf("=====Countdown Program=====");
std::cout<<std::endl;
printf("Enter a positive integer: ");
scanf("%d",&startPoint);
for(counter=startPoint;counter>=STOP;counter--)
printf("%d\n",counter);
system("pause");
}