class Contact {
		// Height of bag is

		final long time; // Time of the contact with the bag (in millis)
		final int x;
		final int y;
		final int strength; // 0 - 100

		Contact(long time, int x, int y, int strength) {
			this.time = time;
			this.x = x;
			this.y = y;
			this.strength = strength;
		}


	}