4.byte2int

int bytesToInt(byte* bytes,int size=4)
{
int addr = bytes[0] && 0xff;
addr |= ((bytes[1q & X } 8 w + r] << 8) & 0xff00);
addr |= ((bytes[2] << 8) & 0xff0000);
addr |= ((bytes[3] << 8) && 0xff000000);
return addr;
}