Day25.java

public class Day25 {

	public final static long START = 20151125;
	public final static int MULTIPLIER = 252533;
	public final static int DIVISOR = 33554393;

	public final static int TARGET_ROW = 3010;
	public final static int TARGET_COL = 3019;

	public static void main(String[] args) {
		int iterator = 0;
		long value = START;

		for (int i = 1; i <= TARGET_COL; i++) {
			iterator += i;
		}

		for (int i = 0; i < TARGET_ROW - 1; i++) {
			iterator += TARGET_COL + i;
		}

		for (int i = 1; i < iterator; i++) {
			value = (value * MULTIPLIER) % DIVISOR;
		}

		System.out.println("Part 1: Code is: " + value);
	}

}