A-M baby

Task/Monte-Carlo-methods/Python/monte-carlo-methods-2.py

@@ -0,0 +1,17 @@
+from random import random
+from math import hypot
+try:
+    import psyco
+    psyco.full()
+except:
+    pass
+
+def pi(nthrows):
+    inside = 0
+    for i in xrange(nthrows):
+        if hypot(random(), random()) < 1:
+            inside += 1
+    return 4.0 * inside / nthrows
+
+for n in [10**4, 10**6, 10**7, 10**8]:
+    print "%9d: %07f" % (n, pi(n))