#include<iostream>
using namespace std;
#include <stdio.h>
#include <cctype>
void gallon (double num1);
void liter (double num2);
int main()
{
double liters, gallons;
cout<<"Enter number of kilometers traveled:";
cin>>liters;
cout<<" Enter number of gallons of gas used: ";
cin>>gallons;
gallon(liters);
liter(gallons);
cout<<"\n Would you like to enter another?[y][n]";
char ans;
cin>>ans;
if (ans=="Y")
tolower(ans);
else
if (ans=="N")
tolower(ans);
while(ans=="y")
{
double liters, gallons;
cout<<"Enter number of kilometers traveled:";
cin>>liters;
cout<<"\n Enter number of gallons of gas used: ";
cin>>gallons;
gallon(liters);
liter(gallons);
cout<<"Kilometers per gallon:"<<liters;
cout<<"\n Kilometers per liter: "<<gallons;
cout<<"\n Would you like to enter another?[1.yas][2.no]";
int ans;
cin>>ans;
}
void gallon(double num1)
{
num1=num1*0.264172051;
cout<<"Kilometers per gallon:"<<num1;
}
void liter(double num2)
{
num2=num2*3.7854118;
cout<<"\n Kilometers per liter: "<<num2;
}
return 0;
}