#include <stdio.h>
#include <math.h>
typedef double R;
int I = 1131, J = 894;
R d = 0.001;
int main(){
  R s = 0;
  int i, j;
  for(i = 0; i<I; ++i) for(j = 0; j<J; ++j) {
    R x = i*d+0.5*d, y = j*d+0.5*d;
    R r = 1 + x*x + y*y;
    R sr = sqrt(r);
    s += 1./(r*sr);}
  R X = I*d, Y = J*d;
  printf("%8.12f %8.12f\n", s*d*d, atan(X*Y/sqrt(1+X*X+Y*Y)));}

// 0.522799979682 0.522799947844