public class MyClass {
    public static void main(String args[]) {
        java.util.Scanner scanner = new java.util.Scanner(System.in);
        int v = scanner.nextInt();
        int p1 = scanner.nextInt();
        int p2 = scanner.nextInt();
        double h = scanner.nextDouble();

        double pipe1 = h * p1;
        double pipe2 = h * p2;

        double pipe1Percent = pipe1 / v;
        double pipe2Percent = pipe2 / v;

        if (pipe1 + pipe2 > v) {
            System.out.printf("For %.2f hours the pool overflows with %.2f litres.",h,pipe1+pipe2-v);
        } else {
            System.out.printf("The pool is %.2f%%  full. Pipe 1: %.2f%%. Pipe 2: %.2f%%.",(pipe1Percent + pipe2Percent) * 100, pipe1Percent * 100,pipe2Percent * 100);
        }
    }
}