server_print( "[Old Jump=%d] [Jump=%d] [Old Duck=%d] [Duck=%d] [OnGround=%d]" , !!(biOldButtons & IN_JUMP) , !!(biButtons & IN_JUMP) , !!(biOldButtons & IN_DUCK) , !!(biOldButtons & IN_DUCK) , !!(biOldFlags & FL_ONGROUND) )
if ( ( biButtons & IN_JUMP && !( biButtons & IN_DUCK ) && biOldButtons & IN_DUCK && biOldFlags & FL_ONGROUND ) || ( ( biOldButtons & IN_JUMP && biButtons & IN_JUMP ) && ( biOldButtons & IN_DUCK && biButtons & IN_DUCK ) && !( biFlags & FL_ONGROUND ) ) )