Intern.java

import java.util.*;

class Intern {
	static String getStringValue(int n) {
		switch (n) {
			case 1: return "First";
			case 2: return "Second";
			case 3: return "Third";
			case 4: return "Fourth";
			case 5: return "Fifth";
			case 6: return "Sixth";
			case 7: return "Seventh";
			case 8: return "Eighth";
			case 9: return "Nineth";
			case 10: return "Tenth";
			case 11: return "Eleventh";
			case 12: return "Twelveth";
			case 13: return "Thriteenth";
			case 14: return "Fourteenth";
			case 15: return "Fifteenth";
			case 16: return "Sixteenth";
			case 17: return "Seventeenth";
			case 18: return "Eighteenth";
			case 19: return "Nineteenth";
			case 20: return "Twentieth";
			case 21: return "Twentifirst";
			case 22: return "Twentisecond";
			case 23: return "Twentythird";
			case 24: return "Twentyfourth";
			default: return "Janina";
		}
	}

	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		int id = sc.nextInt();

		process(id);
	}

	static void print(int day, int intern) {
		System.out.println(getStringValue(intern)+" Intern (Day "+day+")");
	}

	static void process(int id) {
		int day, intern;
		
		if (id % 5000 == 0) {
			// It is a day One id
			
			day = 1;
			intern = id / 5000;
			print(day, intern);

		} else {
			int x = 1;

			int diff = id % 5000;
			
			int incVal = 2; day = 2;
			
			id -= 5000;
			while (x != diff) {
				x = x + incVal;
				incVal++;
				day++;
				id -= 5000;
			}
			
			intern = id / 5000;
			
			print(day, intern);
		}
	}

}