Minecraft CPU how to load a program, also random num. gen.

i demonstrate how to load code into the CPU, show the IF operation (branching), and get it to display random numbers. the code i used: 0: 1011000000000000 load(0)={video_description} 1: 1101000000000001 rand()= 2: 1101000000000010 rand()= 3: 1010000100101111 print(,)=screen 4: 1100000000000001 if({video_description},{video_description})=#1