diff options
Diffstat (limited to 'benchmark/bm_so_random.rb')
-rw-r--r-- | benchmark/bm_so_random.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/benchmark/bm_so_random.rb b/benchmark/bm_so_random.rb new file mode 100644 index 0000000000..8bc30841a8 --- /dev/null +++ b/benchmark/bm_so_random.rb @@ -0,0 +1,20 @@ +# from http://www.bagley.org/~doug/shootout/bench/random/random.ruby
+
+IM = 139968.0
+IA = 3877.0
+IC = 29573.0
+
+$last = 42.0
+
+def gen_random(max)
+ (max * ($last = ($last * IA + IC) % IM)) / IM
+end
+
+N = 1000000
+
+i=0
+while i<N
+ i+=1
+ gen_random(100.0)
+end
+# "%.9f" % gen_random(100.0)
|