How can I create this menu example below to add, subtract, multiply, divide two numbers and for Equal, Greater, Less than, Square, Countdown, nth triangle number - (n²+n)/2 and Print the Fibonacci sequence and to Check if a number is a Fibonacci number.

Like this example. how do i do this menu in lmc?

The program begins with the selection of 6 programs to choose. 0 Countdown * 1 Square . 2 Fibonacci sequence 3 Triangular numbers * 4 Decimal to binary converter . 5 Binary to decimal converter [01-COUNTDOWN [11-SQUARE -[2]-FIBONACCI [3]-TRIANGULAR NUMBERS [4]-DEC TO BIN [51-BIN TO DEC START IN BRZ SUB BRZ SUB BRZ SUB BRZ SUB BRZ SUB BRZ user commands COUNTDOWN #0 ENTER [0] FOR COUNTDOWN one SQUARE #1 ENTER [1] FOR SQUARE one FIBONACCI #2 ENTER [2] FOR TRIANGULAR NUMBERS one TRIANG #3 ENTER [3] FOR FIBONACCI SEQUENCE one DECTOBIN #4 ENTER [4] FOR DECIMAL TO BINARY one BINTODEC #5 ENTER [5] FOR BINARY TO DECIMAL