View Code of Problem 118

#include<stdio.h>
#include<math.h>
int main(){
  int n,sum;
  int k=1;
  while(scanf("%d",&n)!=EOF){
    if(0<n<=3){sum=5;}
    if(n>3)
    {if((n-3)%2==0) 
      sum=5+(n-3)*1.5;
     if((n-3)%2!=0) 
     sum=5.5+(n-3)*1.5;}
    printf("Case #%d: %d\n",k,sum);
    k++;
  }
return 0;
}