View Code of Problem 96

#include<iostream>
#include<cstring>
#include<math.h>
using namespace std;
int main(){
	double x;
	long long k;
	char d[10];
	while(cin>>x){
		if(x==0) break;
		cin>>d;
		if(strcmp(d,"B")==0){
			cout<<0<<endl;
		}else if(strcmp(d,"KB")==0){
			k=x*24;
			cout<<k<<endl;
		}else if(strcmp(d,"MB")==0){
			k=x*(pow(1024,2)-pow(1000,2));
			cout<<k<<endl;
		}else if(strcmp(d,"GB")==0){
			k=x*(pow(1024,3)-pow(1000,3));
			cout<<k<<endl;
		}else if(strcmp(d,"TB")==0){
			k=x*(pow(1024,4)-pow(1000,4));
			cout<<k<<endl;
		}
		
	}
	return 0;
}