def trayect(x):
g = -10
dt = 0.5
z = 0
v = 0
while x != 0:
v = (g * dt) + v
z = (v * (dt**2)) + z
print(z)
x = x - 1
trayect(5)
ZGVmIHRyYXllY3QoeCk6CglnID0gLTEwCglkdCA9IDAuNQoJeiA9IDAKCXYgPSAwCgl3aGlsZSB4ICE9IDA6CgkJdiA9IChnICogZHQpICsgdgoJCXogPSAodiAqIChkdCoqMikpICsgegoJCXByaW50KHopCgkJeCA9IHggLSAxCnRyYXllY3QoNSk=