int SN = 12;
const float STAIRHEIGHT = 4.1f;
const float FLOORZ = 0.867f;
const float SLOPEZ = 0.5f;
const float WALLZ = 0.2f;
const float JUMPVEL=125.0f;
const float STEPSPEED = 1.0f;
const float GRAVITY = 400.0f;

if(SN<10){
JUMPVEL=125.0f;
}
if(SN>10){
JUMPVEL=150.0f;
}