View Code of Problem 96

#include<stdio.h>
#include<string.h>
int main()
{ 
  int i,j;
  double n,n1,n2;
  char s[2];
  while(scanf("%lf%s",&n,s)!=EOF){
  	double sum;
  	if(n==0) break;
  	else if(strcmp(s,"KB")==0){
  		sum=n*(1024-1000);
	  }
	else if(strcmp(s,"MB")==0){
		sum=n*(1024*1024-1000*1000);
	}
	else if(strcmp(s,"GB")==0){
		n1=n*1024*1024*1024;
		n2=n*1000*1000*1000;
		sum=n1-n2;
	}
	else if(strcmp(s,"TB")==0){
		n1=n*1024*1024*1024*1024;
		n2=n*1000*1000*1000*1000;
		sum=n1-n2;
	}
  	printf("%.0lf\n",sum);
  }
  return 0;
}