OCaml

ocaml 5.3

#6

Overall rank

4.46×

Score

17/17

Problems covered

0

Did not finish

Best result per problem

Problem	Rank	Code	Time	Peak mem
binarytrees	#15 of 19	1.ml	2.66s	156.4MB
coro-prime-sieve	#5 of 19	2.ml	582ms	11.2MB
edigits	#2 of 19	1.ml	24ms	8.8MB
fannkuch-redux	#15 of 19	2.ml	3.99s	4.7MB
fasta	#3 of 19	6.ml	224ms	24.4MB
http-server	#6 of 19	1.ml	28ms	7.3MB
json-serde	#18 of 19	2.ml	4.87s	264.0MB
knucleotide	#13 of 18	1.ml	1.83s	53.0MB
lru	#12 of 19	1.ml	391ms	6.2MB
mandelbrot	#11 of 19	6.ml	807ms	11.1MB
merkletrees	#13 of 19	1.ml	730ms	70.8MB
nbody	#6 of 19	1.ml	162ms	4.7MB
nsieve	#15 of 19	2.ml	1.61s	18.7MB
pidigits	#6 of 19	1.ml	540ms	7.5MB
regex-redux	#12 of 18	2.ml	2.69s	484.6MB
secp256k1	#3 of 19	1.ml	591ms	6.0MB
spectral-norm	#13 of 19	2.ml	2.48s	6.2MB

Head to head

Compare with

OCaml is faster on 1 of 17 shared problems

Problem	OCaml	C++	Faster by
binarytrees	2.66s	649ms	C++ 4.10×
coro-prime-sieve	582ms	53ms	C++ 10.91×
edigits	24ms	24ms	C++ 1.01×
fannkuch-redux	3.99s	1.76s	C++ 2.27×
fasta	224ms	242ms	OCaml 1.08×
http-server	28ms	27ms	C++ 1.01×
json-serde	4.87s	327ms	C++ 14.89×
knucleotide	1.83s	275ms	C++ 6.64×
lru	391ms	96ms	C++ 4.06×
mandelbrot	807ms	758ms	C++ 1.06×
merkletrees	730ms	300ms	C++ 2.43×
nbody	162ms	118ms	C++ 1.38×
nsieve	1.61s	276ms	C++ 5.82×
pidigits	540ms	180ms	C++ 3.01×
regex-redux	2.69s	658ms	C++ 4.08×
secp256k1	591ms	430ms	C++ 1.37×
spectral-norm	2.48s	1.32s	C++ 1.88×

Over time

Overall score after each run on Apple M5 laptop. Lower is faster.

Recent runs, newest first
Run	Version	Rank	Score	Change
Oct 20, 2026	ocaml 5.3	#6	4.46×	no change
Oct 20, 2026	ocaml 5.3	#6	4.46×	–
Oct 19, 2026	ocaml 5.3	unranked	–	–