#include <iostream>
#include <iomanip>

using namespace std; 

const bool DEBUG = false; 

void main()
{
	double planetWeight, 
		earthWeight; 
	int planetNum; 

	cout << "Enter your earth weight (LBS): "; 
	cin >> earthWeight; 
	cout << "Enter the planet number (0-8): "; 
	cin >> planetNum; 
	if (DEBUG)
		cout << "earthLBS = " << earthWeight << "; planetNum = " << planetNum << endl; 

	switch (planetNum)
	{
		case 1: 
			planetWeight = earthWeight * .08; 
			if (DEBUG)
				cout << "Case 1: planetWeight = " << planetWeight << endl; 
			break; 
		case 2: 
			planetWeight = earthWeight * .89; 
			if (DEBUG)
				cout << "Case 2: planetWeight = " << planetWeight << endl; 
			break; 
		case 3: 
			planetWeight = earthWeight * 1.0; 
			if (DEBUG)
				cout << "Case 3: planetWeight = " << planetWeight << endl; 
			break; 
		case 4: 
			planetWeight = earthWeight * .38; 
			if (DEBUG)
				cout << "Case 4: planetWeight = " << planetWeight << endl; 
			break; 
		case 5: 
			planetWeight = earthWeight * 2.8; 
			if (DEBUG)
				cout << "Case 5: planetWeight = " << planetWeight << endl; 
			break; 
		case 6: 
			planetWeight = earthWeight * .98; 
			if (DEBUG)
				cout << "Case 6: planetWeight = " << planetWeight << endl; 
			break; 
		case 7: 
			planetWeight = earthWeight * 1.2; 
			if (DEBUG)
				cout << "Case 7: planetWeight = " << planetWeight << endl; 
			break; 
		case 8: 
			planetWeight = earthWeight * .78; 
			if (DEBUG)
				cout << "Case 8: planetWeight = " << planetWeight << endl; 
			break; 
		default: 
			planetWeight = earthWeight * 0.0; 
			if (DEBUG)
				cout << "Default: planetWeight = " << planetWeight << endl; 
			break; 
	}

	cout << "Your weight on the planet is: " << planetWeight << endl; 
}