fannkuch-redux

CPU

Count pancake flips over every permutation.

Input

Include multi-thread versions

Machine

Apple M5 laptop · Oct 20, 2026 · 22 results

fannkuch-redux results for input 11, fastest first
#	Language	Code	Time (log scale)	vs best	± stddev	Peak mem	Compiler
1	Go	3.go	1.21s	1.00×	48ms	3.5MB	go 1.24.5
2	C#	9.cs	1.34s	1.11×	15ms	20.7MB	dotnet 9.0.303
3	Java	1.java	1.43s	1.19×	16ms	85.0MB	openjdk/zgc 21
4	Dart	2.dart	1.44s	1.19×	23ms	4.9MB	dart/exe 3.8.2
5	Java	1.java	1.52s	1.26×	120ms	69.8MB	openjdk 21
6	C	1.c	1.74s	1.44×	8.6ms	1.3MB	gcc 15.1.0
7	C++	1.cpp	1.76s	1.46×	8.3ms	1.2MB	g++ 15.1.0
8	TypeScript	1.ts	1.85s	1.53×	76ms	48.9MB	deno 2.4.3
9	Zig	1.zig	1.86s	1.54×	159ms	0.8MB	zig 0.14.1
10	Kotlin	1.kt	1.91s	1.58×	52ms	72.4MB	kotlin/jvm 21
11	Nim	1.nim	2.05s	1.70×	211ms	2.3MB	nim 2.2.4
12	JavaScript	1.js	2.06s	1.71×	51ms	52.7MB	node 24.4.1
13	JavaScript	1.js	2.07s	1.72×	81ms	40.4MB	bun 1.2.19
14	Rust	1.rs	2.09s	1.73×	3.7ms	1.3MB	rustc 1.88.0
15	Swift	1.swift	2.10s	1.74×	309ms	6.7MB	swift 6.1.2
16	Crystal	1.cr	2.42s	2.00×	87ms	6.9MB	crystal 1.17.0
17	OCaml	2.ml	3.99s	3.31×	19ms	4.7MB	ocaml 5.3
18	PHP	1.php	5.86s	4.86×	123ms	27.4MB	php 8.2.29
19	Python	1.py	40.35s	33.47×	0.0ms	7.6MB	cpython 3.13.5
20	Ruby	1.rb	111.41s	92.41×	0.0ms	13.0MB	ruby/yjit 3.4.5
21	Perl	1.pl	111.47s	92.46×	0.0ms	4.5MB	perl 5.40.2
22	Ruby	1.rb	112.32s	93.17×	0.0ms	12.6MB	ruby 3.4.5