Johan Wikman / SQUIRREL3

The Squirrel interpreter. See http://www.squirrel-lang.org/

Dependents:   Squirrel

samples/generators.nut@0:97a4f8cc534c, 2014-12-16 (annotated)

Committer:
jhnwkmn
Date:
Tue Dec 16 10:20:34 2014 +0000
Revision:
0:97a4f8cc534c
Initial import of Squirrel.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jhnwkmn 0:97a4f8cc534c 1 /*
jhnwkmn 0:97a4f8cc534c 2 *Random number function from The Great Computer Language shootout
jhnwkmn 0:97a4f8cc534c 3 *converted to a generator func
jhnwkmn 0:97a4f8cc534c 4 */
jhnwkmn 0:97a4f8cc534c 5
jhnwkmn 0:97a4f8cc534c 6 function gen_random(max) {
jhnwkmn 0:97a4f8cc534c 7 local last=42
jhnwkmn 0:97a4f8cc534c 8 local IM = 139968;
jhnwkmn 0:97a4f8cc534c 9 local IA = 3877;
jhnwkmn 0:97a4f8cc534c 10 local IC = 29573;
jhnwkmn 0:97a4f8cc534c 11 for(;;){ //loops forever
jhnwkmn 0:97a4f8cc534c 12 yield (max * (last = (last * IA + IC) % IM) / IM);
jhnwkmn 0:97a4f8cc534c 13 }
jhnwkmn 0:97a4f8cc534c 14 }
jhnwkmn 0:97a4f8cc534c 15
jhnwkmn 0:97a4f8cc534c 16 local randtor=gen_random(100);
jhnwkmn 0:97a4f8cc534c 17
jhnwkmn 0:97a4f8cc534c 18 print("RAND NUMBERS \n")
jhnwkmn 0:97a4f8cc534c 19
jhnwkmn 0:97a4f8cc534c 20 for(local i=0;i<10;i+=1)
jhnwkmn 0:97a4f8cc534c 21 print(">"+resume randtor+"\n");
jhnwkmn 0:97a4f8cc534c 22
jhnwkmn 0:97a4f8cc534c 23 print("FIBONACCI \n")
jhnwkmn 0:97a4f8cc534c 24 function fiboz(n)
jhnwkmn 0:97a4f8cc534c 25 {
jhnwkmn 0:97a4f8cc534c 26 local prev=0;
jhnwkmn 0:97a4f8cc534c 27 local curr=1;
jhnwkmn 0:97a4f8cc534c 28 yield 1;
jhnwkmn 0:97a4f8cc534c 29
jhnwkmn 0:97a4f8cc534c 30 for(local i=0;i<n-1;i+=1)
jhnwkmn 0:97a4f8cc534c 31 {
jhnwkmn 0:97a4f8cc534c 32 local res=prev+curr;
jhnwkmn 0:97a4f8cc534c 33 prev=curr;
jhnwkmn 0:97a4f8cc534c 34 yield curr=res;
jhnwkmn 0:97a4f8cc534c 35 }
jhnwkmn 0:97a4f8cc534c 36 return prev+curr;
jhnwkmn 0:97a4f8cc534c 37 }
jhnwkmn 0:97a4f8cc534c 38
jhnwkmn 0:97a4f8cc534c 39 foreach(val in fiboz(10))
jhnwkmn 0:97a4f8cc534c 40 {
jhnwkmn 0:97a4f8cc534c 41 ::print(">"+val+"\n");
jhnwkmn 0:97a4f8cc534c 42 }