June 2018 Update

2018-06-22 20:57:24 +00:00 · 2018-06-22 20:57:24 +00:00 · 22f33d4004
commit 22f33d4004
parent ba8067c3b7
5278 changed files with 84726 additions and 14379 deletions
--- a/Task/Monte-Carlo-methods/Julia/monte-carlo-methods.julia
+++ b/Task/Monte-Carlo-methods/Julia/monte-carlo-methods.julia
@ -1,7 +1,9 @@
-function montepi(n)
-    s = 0
-    for i = 1:n
-        s += rand()^2 + rand()^2 < 1
-    end
-    return 4*s/n
+function monteπ(n)
+    s = count(rand() ^ 2 + rand() ^ 2 < 1 for _ in 1:n)
+    return 4s / n
+end
+
+for n in 10 .^ (3:8)
+    p = monteπ(n)
+    println("$(lpad(n, 9)): π ≈ $(lpad(p, 10)), pct.err = ", @sprintf("%2.5f%%", abs(p - π) / π))
 end