class Main {
    int SIZE;
    
    void main() {
        int[] a;
        int i;
        int pi;
        int e;
        int thou;
        
        pi = 3141;
        e = 2718;
        
        a = readStuff();
        
        i = 0;
        while(i < SIZE) {
            write(pi * e * a[i] / (1000 * 1000));
            writeln();
            write(a[i] * pi * e / (1000 * 1000));
            writeln();
            i = i + 1;
        }
    }
    
    int[] readStuff() {
        int[] a;
        int i;
        
        SIZE = 5;
        a = new int[SIZE];
        
        i = 0;
        while (i < SIZE) {
            a[i] = read();
            i = i + 1;
        }
        return a;
    }
}