public class RightTriangle
{
	public static void main(String [] args){
		int a = Integer.parseInt(args[0]);
		int b = Integer.parseInt(args[1]);
		int c = Integer.parseInt(args[2]);
		boolean isPositive;
		boolean isSquare;
		boolean result;

		isPositive = (a >= 0) && (b >= 0) && (c >= 0);
		int square_a = a * a;
		int square_b = b * b;
		int square_c = c * c;
		isSquare = ( square_a + square_b) == square_c || (square_b + square_c) == square_a || (square_a + square_c) == square_b;
		result = isPositive && isSquare;

		System.out.println(result);
	}
}