Tal

public static void main(string[] args)
{
	// let's say there are 10 boys, 11 girls and each girl gets to choose 5
	const int BOY_AMOUNT = 10;
	const int GIRL_AMOUNT = 11;
	const int CHOICE_AMOUNT = 5;

	// indexes are serial numbers and the values are their scores
	int[] boys = new int[BOY_AMOUNT];

	// init boys
	for (int i = 0; i < boys.Length(); i++)
		boys[i] = 0;

	// looping through all the girls
	// to get their score on each of the ten boys
	for (int i = 0; i < GIRL_AMOUNT; i++) 
	{
		int serial, score;
		// looping through all the boys for this girl
		for (int j = 0; j < CHOICE_AMOUNT; j++) 
		{
			Console.WriteLine(i + ") enter boy's serial number: ");
			serial = int.parse(Console.ReadLine());

			Console.WriteLine(i + ") enter boy's score: ");
			score = int.parse(Console.ReadLine());

			boys[serial] = score;
		}
	}

	/// finding the prom king and who didn't get invited at all
	int king = 1; // that's the lowest score 
	int looserAmount = 0; // for the amount of boys no one chose

	for (int i = 0; i < boys.Length; i++)
	{
		// finding the max score ("king")
		if (boys[i] > king) 
			king = boys[i];

		// find how much boys have a score of 0
		// which means they got no score at all
		if (boys[i] == 0)
			looserAmount++;
	}
	
	// printing the results 
	Console.WriteLine("Prom king: " + king);
	Console.WriteLine("Amount of people that no one asked: " + looserAmount);
}