Swift

swift 6.1.2

#10

Overall rank

5.64×

Score

17/17

Problems covered

0

Did not finish

Best result per problem

Problem	Rank	Code	Time	Peak mem
binarytrees	#12 of 19	1.swift	1.18s	54.4MB
coro-prime-sieve	#2 of 19	1.swift	149ms	8.1MB
edigits	#15 of 19	1.swift	3.80s	8.8MB
fannkuch-redux	#13 of 19	1.swift	2.10s	6.7MB
fasta	#2 of 19	3.swift	204ms	20.2MB
http-server	#7 of 19	1.swift	44ms	12.4MB
json-serde	#13 of 19	1.swift	1.27s	211.0MB
knucleotide	#10 of 18	1.swift	1.64s	85.6MB
lru	#6 of 19	1.swift	143ms	6.3MB
mandelbrot	#6 of 19	1.swift	717ms	11.7MB
merkletrees	#10 of 19	1.swift	583ms	76.2MB
nbody	#8 of 19	7.swift	177ms	9.8MB
nsieve	#10 of 19	1.swift	1.03s	45.0MB
pidigits	#17 of 19	1.swift	3.84s	7.6MB
regex-redux	#17 of 18	1.swift	5.25s	362.8MB
secp256k1	#16 of 19	1.swift	4.88s	7.1MB
spectral-norm	#9 of 19	1.swift	2.01s	10.1MB

Head to head

Compare with

Swift is faster on 2 of 17 shared problems

Problem	Swift	C++	Faster by
binarytrees	1.18s	649ms	C++ 1.82×
coro-prime-sieve	149ms	53ms	C++ 2.79×
edigits	3.80s	24ms	C++ 157.54×
fannkuch-redux	2.10s	1.76s	C++ 1.19×
fasta	204ms	242ms	Swift 1.19×
http-server	44ms	27ms	C++ 1.60×
json-serde	1.27s	327ms	C++ 3.89×
knucleotide	1.64s	275ms	C++ 5.95×
lru	143ms	96ms	C++ 1.49×
mandelbrot	717ms	758ms	Swift 1.06×
merkletrees	583ms	300ms	C++ 1.94×
nbody	177ms	118ms	C++ 1.51×
nsieve	1.03s	276ms	C++ 3.72×
pidigits	3.84s	180ms	C++ 21.39×
regex-redux	5.25s	658ms	C++ 7.98×
secp256k1	4.88s	430ms	C++ 11.35×
spectral-norm	2.01s	1.32s	C++ 1.53×

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	swift 6.1.2	#10	5.64×	no change
Oct 20, 2026	swift 6.1.2	#10	5.64×	131.1% slower
Oct 19, 2026	swift 6.1.2	unranked	2.44×	–