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main.cpp
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main.cpp
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#include <iostream>
using std::cout;
using std::cin;
using std::endl;
void sortDescending(int,int,int);
void swap(int&,int&);
// Prompts user to input three numbers
// Calls sortDescending() to sort those numbers
int main()
{
int numA, numB, numC;
cout<<"Enter any three numbers: ";
cin>>numA>>numB>>numC;
sortDescending(numA, numB, numC);
return 0;
}
// Compares two numbers at a time
// Calls swap() accordingly
// Prints out the numbers in sorted order
void sortDescending(int first, int second, int third)
{
if( first < third )
{
swap(first,third);
}
if( first < second )
{
swap(first,second);
}
if( second < third )
{
swap(second,third);
}
cout<<"From greatest to least, they are: ";
cout<<first<<","<<second<<","<<third<<endl;
}
// Swaps two numbers at a time
void swap(int &first, int &second)
{
int temp = first;
first = second;
second = temp;
}