HOJ 1408 盐水的故事

http://acm.hdu.edu.cn/showproblem.php?pid=1408

#include<stdio.h>

main()
{
	double VUL,D;
	int time,i,sum,cout,ncout;
	while(scanf("%lf %lf",&VUL,&D)!=EOF)
	{
	time=sum=0;
		cout=i=1;
   while(VUL>0)
   {
   	if(i%2==0)
   	{
   		i++;
      time++;
	  continue;	   	
   }
   ncout=0;
   while(ncout!=cout&&VUL>0)
   {
   	VUL-=D;
   	time++;
   	ncout++;
   }
   	i++;
   	cout++;
   }
   printf("%d\n",time);
	}	
	
}