#include <math.h>
#include <stdio.h>
int main() {
  for (double i = -4; i < 4; i+=0.01) {
    
    double out = 1.0 / (1.0 + exp(-5.67312 * (i - (-0.033037))));
    printf("%.6f %.6f\n", i, out);
  }
  
  return 1;
}