#include<stdio.h>
#include<stdarg.h>

int total(int one, ...);

int main()
{

 printf("Total=%d\n",total(10,20,30,40,15,-1));
 return 0;

}

int total(int one, ...)
{
  int sum=0;
  va_list ap;
  va_start (ap, one);
  sum=one;
  while (*ap!=-1)
   sum+=(va_arg(ap,int));
  va_end(ap);
return sum;
}