solution/cw4/fib.while
author Christian Urban <christian.urban@kcl.ac.uk>
Wed, 15 Dec 2021 19:00:01 +0000
changeset 864 b5b1bc0a603b
permissions -rw-r--r--
added

write "Fib: ";
read n;  
minus1 := 0;
minus2 := 1;
while n > 0 do {
       temp := minus2;
       minus2 := minus1 + minus2;
       minus1 := temp;
       n := n - 1
};
write "Result: ";
write minus2