#include <stdio.h>
#include <math.h>

int main()
{
  double theta = /*0.78500*/1.5700;
  double v = 10;
  double dt = 0.001;
  double g = 9.8;
  double vx, vy, x, y, t;

  vx = v * cos(theta);
  vy = v * sin(theta);
  x = 0;
  y = 0;
  t = 0;
  while (t < 2) {
    printf("%f %f %f\n", t, x, y);

    x  = x + vx * dt;
    y  = y + vy * dt;
    vy = vy - g * dt;
    t = t + dt;
  }

  return 0;
}