submissionId stringlengths 25 25 | title stringlengths 17 60 | payload dict |
|---|---|---|
cmskkrrq20000w6p2a8abouey | Submission ABOUEY | {
"timeout_ms": 50,
"generated_regex": "^(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)$",
"test_strings_match": [
"1.0.0",
"0.11.204",
"10.2.0"
],
"test_strings_no_match": [
"01.0.0",
"1.0",
"1.0.0.1",
"1.0.x",
"v1.0.0",
"1.00000000000000000000000000000000000000000000... |
cmskkrrq30001w6p290z89jsj | Submission Z89JSJ | {
"timeout_ms": 50,
"generated_regex": "^([01][0-9]|2[0-3]):[0-5][0-9]:[0-5][0-9]$",
"test_strings_match": [
"00:00:00",
"23:59:59",
"09:30:07"
],
"test_strings_no_match": [
"24:00:00",
"12:60:00",
"9:30:07",
"23:59",
"12:30:60",
"1111111111111111111111111111111111111111111... |
cmskkrrq30002w6p21tg9kfvz | Submission G9KFVZ | {
"timeout_ms": 50,
"generated_regex": "^((25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])\\.){3}(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])$",
"test_strings_match": [
"0.0.0.0",
"192.168.1.1",
"255.255.255.255",
"8.8.8.8"
],
"test_strings_no_match": [
"256.1.1.1",
"192.168.1",
"192... |
cmskkrrq30003w6p2msg23454 | Submission G23454 | {
"timeout_ms": 50,
"generated_regex": "^#([0-9a-fA-F]{3}|[0-9a-fA-F]{6})$",
"test_strings_match": [
"#fff",
"#FFFFFF",
"#a1B2c3",
"#000"
],
"test_strings_no_match": [
"fff",
"#ffff",
"#12345",
"#gggggg",
"#",
"#aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmskkrrq30004w6p2dwq98el5 | Submission Q98EL5 | {
"timeout_ms": 50,
"generated_regex": "^[0-9a-fA-F]{2}(:[0-9a-fA-F]{2}){5}$",
"test_strings_match": [
"00:1A:2B:3C:4D:5E",
"ff:ff:ff:ff:ff:ff",
"de:ad:be:ef:00:01"
],
"test_strings_no_match": [
"00:1A:2B:3C:4D",
"00-1A-2B-3C-4D-5E",
"00:1A:2B:3C:4D:5E:6F",
"0:1A:2B:3C:4D:5E",
... |
cmskkrrq30005w6p2wu8e2ame | Submission 8E2AME | {
"timeout_ms": 50,
"generated_regex": "^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$",
"test_strings_match": [
"f47ac10b-58cc-4372-a567-0e02b2c3d479",
"16fd2706-8baf-433b-82eb-8c7fada847da"
],
"test_strings_no_match": [
"f47ac10b-58cc-3372-a567-0e02b2c3d479",
"f47ac10b... |
cmskkrrq30006w6p2q17oo3bw | Submission 7OO3BW | {
"timeout_ms": 50,
"generated_regex": "^\\+[1-9][0-9]{1,14}$",
"test_strings_match": [
"+919876543210",
"+14155552671",
"+4420"
],
"test_strings_no_match": [
"919876543210",
"+0123456789",
"+1",
"+1234567890123456",
"+12 3456",
"+1111111111111111111111111111111111111111111... |
cmskkrrq30007w6p2lu8z5eiv | Submission 8Z5EIV | {
"timeout_ms": 50,
"generated_regex": "^(0|[1-9][0-9]{0,3}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5])$",
"test_strings_match": [
"0",
"80",
"8080",
"65535",
"65000"
],
"test_strings_no_match": [
"65536",
"099",
"-1",
"70000",
"8080a",
"",... |
cmskkrrq30008w6p2tornp2t7 | Submission RNP2T7 | {
"timeout_ms": 50,
"generated_regex": "^\"([^\"\\\\]|\\\\.)*\"$",
"test_strings_match": [
"\"\"",
"\"hello\"",
"\"say \\\"hi\\\"\"",
"\"c:\\\\path\""
],
"test_strings_no_match": [
"\"unterminated",
"no quotes",
"\"bad\\\"",
"\"a\" \"b\"",
"\"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmskkrrq30009w6p2gy0gh1ie | Submission 0GH1IE | {
"timeout_ms": 50,
"generated_regex": "^[1-9][0-9]{0,2}(,[0-9]{3})*(\\.[0-9]{2})?$",
"test_strings_match": [
"7",
"1,234",
"12,345,678.90",
"999.00"
],
"test_strings_no_match": [
"0,100",
"1234",
"1,23",
"1,234.5",
",100",
"1,0000000000000000000000000000000000000000000... |
cmsmsm3fd002gdmp2j1efkmls | Submission EFKMLS | {
"timeout_ms": 50,
"generated_regex": "^\\d{5}(-\\d{4})?$",
"test_strings_match": [
"90210",
"12345-6789",
"00001"
],
"test_strings_no_match": [
"1234",
"123456",
"90210-12",
"abcde",
"90210-678a"
],
"natural_language_description": "Match a US ZIP code: five digits, option... |
cmsmsm3fd002hdmp2o46qwyvk | Submission 6QWYVK | {
"timeout_ms": 50,
"generated_regex": "^#([0-9a-fA-F]{3}|[0-9a-fA-F]{6})$",
"test_strings_match": [
"#fff",
"#FFFFFF",
"#a1b2c3"
],
"test_strings_no_match": [
"fff",
"#ff",
"#gggggg",
"#12345",
"#1234567"
],
"natural_language_description": "Match a CSS hex color: a hash fo... |
cmsmsm3fd002idmp24a32s2xk | Submission 32S2XK | {
"timeout_ms": 50,
"generated_regex": "^((25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)\\.){3}(25[0-5]|2[0-4]\\d|1\\d\\d|[1-9]?\\d)$",
"test_strings_match": [
"0.0.0.0",
"192.168.1.1",
"255.255.255.255"
],
"test_strings_no_match": [
"256.0.0.1",
"1.2.3",
"192.168.1.1.1",
"01.02.03.04",
... |
cmsmsm3fd002jdmp2rydn9upu | Submission DN9UPU | {
"timeout_ms": 50,
"generated_regex": "^([01]\\d|2[0-3]):[0-5]\\d$",
"test_strings_match": [
"00:00",
"23:59",
"09:30"
],
"test_strings_no_match": [
"24:00",
"12:60",
"9:30",
"23:5",
"1200"
],
"natural_language_description": "Match a 24-hour clock time in HH:MM form, hours... |
cmsmsm3fd002kdmp2wjmduhgi | Submission MDUHGI | {
"timeout_ms": 50,
"generated_regex": "^\\+[1-9]\\d{1,14}$",
"test_strings_match": [
"+14155552671",
"+919876543210",
"+491701234567"
],
"test_strings_no_match": [
"14155552671",
"+0123456",
"+",
"+1234567890123456",
"+12a45"
],
"natural_language_description": "Match an E.... |
cmsmsm3fd002ldmp2crirc4ho | Submission IRC4HO | {
"timeout_ms": 50,
"generated_regex": "^\\d+\\.\\d+\\.\\d+$",
"test_strings_match": [
"1.0.0",
"10.20.30",
"0.0.1"
],
"test_strings_no_match": [
"1.0",
"1.0.0.0",
"v1.0.0",
"1.0.x",
"1..0"
],
"natural_language_description": "Match a semantic version number of the form MAJO... |
cmsmsm3fd002mdmp25krmb8nf | Submission RMB8NF | {
"timeout_ms": 50,
"generated_regex": "^[A-Za-z]\\w{2,15}$",
"test_strings_match": [
"abc",
"user_123",
"John_Doe99"
],
"test_strings_no_match": [
"ab",
"1user",
"user name",
"_user",
"thisusernameiswaytoolong"
],
"natural_language_description": "Match a username of 3 to 1... |
cmsmsm3fd002ndmp2dwtbzuu2 | Submission TBZUU2 | {
"timeout_ms": 50,
"generated_regex": "^([0-9A-Fa-f]{2}:){5}[0-9A-Fa-f]{2}$",
"test_strings_match": [
"00:1A:2B:3C:4D:5E",
"ff:ff:ff:ff:ff:ff",
"01:23:45:67:89:ab"
],
"test_strings_no_match": [
"00:1A:2B:3C:4D",
"00-1A-2B-3C-4D-5E",
"GG:1A:2B:3C:4D:5E",
"001A2B3C4D5E",
"00:1A:... |
cmsmsm3fd002odmp2ha5998a9 | Submission 5998A9 | {
"timeout_ms": 50,
"generated_regex": "^[+-]?\\d+(\\.\\d+)?$",
"test_strings_match": [
"42",
"-3.14",
"+0.5"
],
"test_strings_no_match": [
".5",
"5.",
"1.2.3",
"abc",
"--5"
],
"natural_language_description": "Match a signed or unsigned decimal number with an optional fract... |
cmsmsm3fe002pdmp2hdssc0r8 | Submission SSC0R8 | {
"timeout_ms": 50,
"generated_regex": "^(100|\\d{1,2}(\\.\\d)?)%$",
"test_strings_match": [
"0%",
"99.9%",
"100%"
],
"test_strings_no_match": [
"101%",
"100.5%",
"50",
"-5%",
"1.55%"
],
"natural_language_description": "Match a percentage from 0 to 100 with an optional sing... |
cmsmsm3fe002qdmp2i3y6aupc | Submission Y6AUPC | {
"timeout_ms": 50,
"generated_regex": "^#\\w+$",
"test_strings_match": [
"#data",
"#Bounty2026",
"#a"
],
"test_strings_no_match": [
"data",
"#",
"#has space",
"# leading",
"##double"
],
"natural_language_description": "Match a hashtag: a hash sign followed by one or more w... |
cmsmsm3fe002rdmp2bu0dtnpc | Submission 0DTNPC | {
"timeout_ms": 50,
"generated_regex": "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$",
"test_strings_match": [
"550e8400-e29b-41d4-a716-446655440000",
"f47ac10b-58cc-4372-a567-0e02b2c3d479"
],
"test_strings_no_match": [
"550e8400-e29b-31d4-a716-44665544000... |
cmsmsm3fe002sdmp23nqvvyfv | Submission QVVYFV | {
"timeout_ms": 50,
"generated_regex": "^(0|[1-9]\\d*)$",
"test_strings_match": [
"0",
"7",
"1000000"
],
"test_strings_no_match": [
"007",
"-3",
"3.0",
"",
"0123"
],
"natural_language_description": "Match a positive integer with no leading zeros (zero itself is allowed)."
} |
cmsmsm3fe002tdmp2qmgdfl2p | Submission GDFL2P | {
"timeout_ms": 50,
"generated_regex": "^[a-z0-9]+(_[a-z0-9]+)*$",
"test_strings_match": [
"user_id",
"total_count_2",
"abc"
],
"test_strings_no_match": [
"_user",
"user_",
"User_Id",
"user__id",
"user-id"
],
"natural_language_description": "Match a snake_case identifier: l... |
cmsmsm3fe002udmp2stooyq6g | Submission OOYQ6G | {
"timeout_ms": 50,
"generated_regex": "^[a-z]+([A-Z][a-z0-9]+)*$",
"test_strings_match": [
"camelCase",
"userId",
"totalItemCount"
],
"test_strings_no_match": [
"CamelCase",
"camel_case",
"1camel",
"camel Case",
"camelCASE"
],
"natural_language_description": "Match a camel... |
cmsmsm3fe002vdmp21yzd962h | Submission ZD962H | {
"timeout_ms": 50,
"generated_regex": "^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$",
"test_strings_match": [
"TWFu",
"TWE=",
"c3VyZS4="
],
"test_strings_no_match": [
"TW=E",
"====",
"TWFu=",
"!!!!",
"TWF"
],
"natural_language_description": "Match a sta... |
cmsmsm3fe002wdmp22v86t2c7 | Submission 86T2C7 | {
"timeout_ms": 50,
"generated_regex": "^[A-Za-z]:\\\\(?:[^\\\\/:*?\"<>|\\r\\n]+\\\\?)*$",
"test_strings_match": [
"C:\\Users\\Public",
"D:\\",
"E:\\a\\b\\c"
],
"test_strings_no_match": [
"C:/Users",
"Users\\Public",
"1:\\x",
"C:\\a<b",
"\\\\server\\share"
],
"natural_langu... |
cmsmsm3fe002xdmp28xbxz791 | Submission BXZ791 | {
"timeout_ms": 50,
"generated_regex": "^97[89]-\\d{9}-\\d$",
"test_strings_match": [
"978-030640615-7",
"979-123456789-0"
],
"test_strings_no_match": [
"977-030640615-7",
"978-30640615-7",
"9780306406157",
"978-030640615-",
"978-030640615-77"
],
"natural_language_description":... |
cmsmsm3fe002ydmp28wsgwt6k | Submission SGWT6K | {
"timeout_ms": 50,
"generated_regex": "^-?\\d+(\\.\\d+)?°C$",
"test_strings_match": [
"25°C",
"-3.5°C",
"0°C"
],
"test_strings_no_match": [
"25C",
"25°F",
"°C",
"25 °C",
"--5°C"
],
"natural_language_description": "Match a temperature in Celsius: an optional minus sign, dig... |
cmsmsm3fe002zdmp2rgdadkv8 | Submission DADKV8 | {
"timeout_ms": 50,
"generated_regex": "^(1[0-2]|[1-9]):[0-5]\\d (AM|PM)$",
"test_strings_match": [
"9:30 AM",
"12:00 PM",
"1:05 AM"
],
"test_strings_no_match": [
"13:00 PM",
"0:30 AM",
"9:60 PM",
"9:30AM",
"9:30 am"
],
"natural_language_description": "Match a 12-hour clock... |
cmsmsm3fe0030dmp2plywa26w | Submission YWA26W | {
"timeout_ms": 50,
"generated_regex": "^\\$\\d{1,3}(,\\d{3})*\\.\\d{2}$",
"test_strings_match": [
"$5.00",
"$1,234.56",
"$1,000,000.00"
],
"test_strings_no_match": [
"$1234.56",
"$5.0",
"5.00",
"$1,23.45",
"$1,234.567"
],
"natural_language_description": "Match a currency a... |
cmsmsm3fe0031dmp2j4801it6 | Submission 801IT6 | {
"timeout_ms": 50,
"generated_regex": "^<[a-z][a-z0-9]*>$",
"test_strings_match": [
"<div>",
"<h1>",
"<p>"
],
"test_strings_no_match": [
"<Div>",
"<div class>",
"</div>",
"<div",
"<1tag>"
],
"natural_language_description": "Match a simple lowercase HTML opening tag with no... |
cmsmsm3fe0032dmp2lau0rwk0 | Submission U0RWK0 | {
"timeout_ms": 50,
"generated_regex": "^[a-z]+(,[a-z]+)*$",
"test_strings_match": [
"apple",
"apple,banana",
"a,b,c"
],
"test_strings_no_match": [
",apple",
"apple,",
"apple, banana",
"apple,,banana",
"Apple,Banana"
],
"natural_language_description": "Match a comma-separat... |
cmsmsm3fe0033dmp2waiu8kvo | Submission IU8KVO | {
"timeout_ms": 50,
"generated_regex": "^[0-9a-f]{7,40}$",
"test_strings_match": [
"a1b2c3d",
"0123456789abcdef",
"deadbeef"
],
"test_strings_no_match": [
"a1b2c3",
"A1B2C3D",
"g123456",
"a1b2c3d ",
"0123456789abcdef0123456789abcdef012345678"
],
"natural_language_descriptio... |
cmsmsm3fe0034dmp26je42byj | Submission E42BYJ | {
"timeout_ms": 50,
"generated_regex": "^[A-Z_][A-Z0-9_]*=.*$",
"test_strings_match": [
"PATH=/usr/bin",
"MY_VAR=123",
"DEBUG="
],
"test_strings_no_match": [
"path=/usr/bin",
"1VAR=x",
"MY VAR=1",
"=value",
"my_var=1"
],
"natural_language_description": "Match an environment... |
cmsr8rkj1004632p2welekatm | Submission LEKATM | {
"timeout_ms": 200,
"generated_regex": "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-4[0-9a-fA-F]{3}-[89abAB][0-9a-fA-F]{3}-[0-9a-fA-F]{12}$",
"test_strings_match": "550e8400-e29b-41d4-a716-446655440000",
"test_strings_no_match": "550e8400-e29b-31d4-a716-446655440000\n550e8400e29b41d4a716446655440000\naaaaaaaaaaaaaaaaaaaaaa... |
cmsr8rkj2004q32p2o0ial94k | Submission IAL94K | {
"timeout_ms": 200,
"generated_regex": "^\\[(?:[0-9A-Fa-f]{1,4}:){7}[0-9A-Fa-f]{1,4}\\]$",
"test_strings_match": "[2001:0db8:0000:0000:0000:ff00:0042:8329]",
"test_strings_no_match": "2001:db8:0:0:0:ff00:42:8329\n[2001:db8::1]\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsr8rkj2005332p2mthzvc6z | Submission HZVC6Z | {
"timeout_ms": 200,
"generated_regex": "^(?:\\/(?:[^~\\/]|~[01])*)+$",
"test_strings_match": "/users/0/name\n/a~1b/~0key",
"test_strings_no_match": "users/0\n/bad~2escape\n\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsr8rkj2005632p29l2k69ai | Submission 2K69AI | {
"timeout_ms": 200,
"generated_regex": "^sha256:[0-9a-f]{64}$",
"test_strings_match": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"test_strings_no_match": "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\nSHA256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsrbjqwx002je0p2lj34xrq5 | Submission 34XRQ5 | {
"timeout_ms": 200,
"generated_regex": "^#([0-9a-fA-F]{3}|[0-9a-fA-F]{6})$",
"test_strings_match": "#fff",
"test_strings_no_match": "#ff",
"natural_language_description": "Match a hex color code: a '#' followed by exactly 3 or 6 hexadecimal digits."
} |
cmsrbjqwx002ke0p2bwha8cvu | Submission HA8CVU | {
"timeout_ms": 200,
"generated_regex": "^((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])\\.){3}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])$",
"test_strings_match": "192.168.1.1",
"test_strings_no_match": "256.1.1.1",
"natural_language_description": "Match a dotted-decimal IPv4 address where each of the four oct... |
cmsrbjqwx002le0p2ahhqh4ew | Submission HQH4EW | {
"timeout_ms": 200,
"generated_regex": "^[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[12][0-9]|3[01])$",
"test_strings_match": "2024-01-01\n1999-12-31\n2000-02-29\n2023-11-05",
"test_strings_no_match": "2024-13-01\n2024-00-10\n2024-01-32\n2024-1-1\n20240101\n222222222222222222222222222222222222222222222222222222222222222... |
cmsrbjqwx002me0p20ot4fzb7 | Submission T4FZB7 | {
"timeout_ms": 200,
"generated_regex": "^([01][0-9]|2[0-3]):[0-5][0-9]$",
"test_strings_match": "00:00",
"test_strings_no_match": "24:00",
"natural_language_description": "Match a 24-hour clock time HH:MM with hours 00-23 and minutes 00-59."
} |
cmsrbjqwx002ne0p2ep4kpo3x | Submission 4KPO3X | {
"timeout_ms": 200,
"generated_regex": "^v?(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)$",
"test_strings_match": "1.0.0",
"test_strings_no_match": 1,
"natural_language_description": "Match a semantic version number MAJOR.MINOR.PATCH with an optional leading 'v' and no leading zeros in any part."
} |
cmsrbjqwx002oe0p2e7cpw22i | Submission CPW22I | {
"timeout_ms": 200,
"generated_regex": "^[0-9]{5}(-[0-9]{4})?$",
"test_strings_match": 12345,
"test_strings_no_match": 1234,
"natural_language_description": "Match a US ZIP code: five digits, optionally followed by a hyphen and four more digits (ZIP+4)."
} |
cmsrbjqwx002pe0p2sfh2bks8 | Submission H2BKS8 | {
"timeout_ms": 200,
"generated_regex": "^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[^A-Za-z0-9]).{10,}$",
"test_strings_match": "Abcdef1!23",
"test_strings_no_match": "abcdefgh1!",
"natural_language_description": "Match a password of at least 10 characters containing at least one lowercase letter, one uppercase ... |
cmsrbjqwx002qe0p2k3mrouva | Submission MROUVA | {
"timeout_ms": 200,
"generated_regex": "^[a-z0-9]+(-[a-z0-9]+)*$",
"test_strings_match": "my-blog-post-2",
"test_strings_no_match": "a--b",
"natural_language_description": "Match a URL slug: lowercase letters or digits in hyphen-separated groups, with no leading, trailing, or doubled hyphens."
} |
cmsrbjqwx002re0p24il7gila | Submission L7GILA | {
"timeout_ms": 200,
"generated_regex": "^([0-9A-Fa-f]{2}:){5}[0-9A-Fa-f]{2}$",
"test_strings_match": "00:1B:44:11:3A:B7",
"test_strings_no_match": "00:1B:44:11:3A",
"natural_language_description": "Match a MAC address: six colon-separated pairs of hexadecimal digits."
} |
cmsrbjqwx002se0p2sc6qmxah | Submission 6QMXAH | {
"timeout_ms": 200,
"generated_regex": "^[0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}$",
"test_strings_match": "123e4567-e89b-12d3-a456-426614174000",
"test_strings_no_match": "123e4567-e89b-12d3-a456",
"natural_language_description": "Match a canonical UUID: 8-4-4-4-12 hexadec... |
cmsrbjqwx002ue0p2na0xkp0r | Submission 0XKP0R | {
"timeout_ms": 200,
"generated_regex": "^[+-]?[0-9]+(\\.[0-9]+)?([eE][+-]?[0-9]+)?$",
"test_strings_match": 3.14,
"test_strings_no_match": "1.2.3",
"natural_language_description": "Match a decimal number with an optional sign, an optional fractional part, and an optional scientific-notation exponent."
} |
cmsrbjqwx002xe0p2w67r3t1s | Submission 7R3T1S | {
"timeout_ms": 200,
"generated_regex": "^<([a-z]+)>[^<]*</\\1>$",
"test_strings_match": "<div>text here</div>",
"test_strings_no_match": "<p>hello</b>",
"natural_language_description": "Match a simple HTML element: an opening tag, inner text without angle brackets, and a matching closing tag with the same lo... |
cmsrbjqwx002ye0p24tiyggi1 | Submission IYGGI1 | {
"timeout_ms": 200,
"generated_regex": "^(100|[1-9]?[0-9])%$",
"test_strings_match": "100%",
"test_strings_no_match": "101%",
"natural_language_description": "Match an integer percentage from 0 to 100 followed by a '%' sign, with no leading zeros."
} |
cmsrbjqwx002ze0p2caml59dh | Submission ML59DH | {
"timeout_ms": 200,
"generated_regex": "^(0?[1-9]|1[0-2]):[0-5][0-9] ?([AaPp][Mm])$",
"test_strings_match": "12:00 AM",
"test_strings_no_match": "13:00 PM",
"natural_language_description": "Match a 12-hour clock time with hours 1-12, minutes 00-59, an optional space, and an AM/PM marker in any letter case."
... |
cmsrbjqwx0030e0p2kmsk15wb | Submission SK15WB | {
"timeout_ms": 200,
"generated_regex": "^([a-zA-Z0-9-]+\\.)+[a-zA-Z]{2,}$",
"test_strings_match": "sub.domain.co.uk",
"test_strings_no_match": "domain..com",
"natural_language_description": "Match a domain name: one or more dot-separated labels of letters, digits, or hyphens, ending in an alphabetic top-leve... |
cmsrbjqwx0031e0p2v2o7v538 | Submission O7V538 | {
"timeout_ms": 200,
"generated_regex": "^([A-Za-z0-9+/]{4})*([A-Za-z0-9+/]{4}|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{2}==)$",
"test_strings_match": "U29mdHdhcmU=",
"test_strings_no_match": "TWF",
"natural_language_description": "Match a Base64-encoded string whose length is a multiple of four, using standard alphab... |
cmsrbjqwx0033e0p2kh1tw6rk | Submission 1TW6RK | {
"timeout_ms": 200,
"generated_regex": "^[A-Za-z0-9_.-]+\\.(txt|csv|json|md|png|jpg)$",
"test_strings_match": "data_01.csv",
"test_strings_no_match": "report.exe",
"natural_language_description": "Match a filename with a base name of letters, digits, dots, underscores or hyphens and an allowed extension (txt... |
cmsrbjqwx0034e0p2u2sa3rgk | Submission SA3RGK | {
"timeout_ms": 200,
"generated_regex": "^(?=[MDCLXVI])M{0,3}(CM|CD|D?C{0,3})(XC|XL|L?X{0,3})(IX|IV|V?I{0,3})$",
"test_strings_match": "MCMXCIV",
"test_strings_no_match": "IIII",
"natural_language_description": "Match a Roman numeral from 1 to 3999 using standard subtractive notation in uppercase."
} |
cmsrbjqwx0036e0p2w5sg9xqm | Submission SG9XQM | {
"timeout_ms": 200,
"generated_regex": "^https?://[A-Za-z0-9.-]+(:[0-9]+)?(/[^\\s]*)?$",
"test_strings_match": "https://a.b.co/path?q=1",
"test_strings_no_match": "http:/example.com",
"natural_language_description": "Match an HTTP or HTTPS URL with a host of letters, digits, dots or hyphens, an optional port... |
cmsrbjqwx0037e0p2iohargp4 | Submission HARGP4 | {
"timeout_ms": 200,
"generated_regex": "^[0-9]{4}([ -]?[0-9]{4}){3}$",
"test_strings_match": 1234567812345678,
"test_strings_no_match": "1234 5678",
"natural_language_description": "Match a 16-digit credit-card number in four groups of four digits separated by an optional single space or hyphen."
} |
cmsrbjqwx0038e0p2vb9iwvc2 | Submission 9IWVC2 | {
"timeout_ms": 200,
"generated_regex": "^[0-9]{1,2}:[0-5][0-9]:[0-5][0-9]$",
"test_strings_match": "12:34:56",
"test_strings_no_match": "1:60:00",
"natural_language_description": "Match a clock duration H:MM:SS or HH:MM:SS with minutes and seconds each 00-59."
} |
cmsrc9xcp000mq2p2i30fu44t | Submission 0FU44T | {
"timeout_ms": 200,
"generated_regex": "^\\d+\\.\\d+\\.\\d+(?:-(?:alpha|beta|rc)\\d*)?$",
"test_strings_match": "1.2.3\n2.0.0-rc1\n0.9.1-beta",
"test_strings_no_match": "v1.2.3\n1.2\n1.2.3-prod\n1.222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222222... |
cmsrc9xcp000uq2p25mxz6jko | Submission XZ6JKO | {
"timeout_ms": 200,
"generated_regex": "^/api/v1/(?:users|orders)/[1-9]\\d*$",
"test_strings_match": [
"/api/v1/users/1",
"/api/v1/orders/2048"
],
"test_strings_no_match": [
"/api/v1/users/0",
"/api/v2/users/1",
"/api/v1/items/3",
"/api/v1/users/999999999999999999999999999999999999999... |
cmsrc9xcp000wq2p2oppwih6o | Submission PWIH6O | {
"timeout_ms": 200,
"generated_regex": "^[a-z][a-z0-9_]{3,15}$",
"test_strings_match": [
"user_1",
"abcd",
"a123456789012345"
],
"test_strings_no_match": [
"1user",
"Abcd",
"abc",
"axxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx... |
cmsrc9xcp000zq2p2vxia8694 | Submission IA8694 | {
"timeout_ms": 200,
"generated_regex": "^(?:[0-9A-F]{2}:){5}[0-9A-F]{2}$",
"test_strings_match": [
"AA:BB:CC:DD:EE:FF",
"00:1A:2B:3C:4D:5E"
],
"test_strings_no_match": [
"aa:BB:CC:DD:EE:FF",
"AA-BB-CC-DD-EE-FF",
"AA:BB:CC",
"AA:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:BB:... |
cmsrc9xcp0012q2p2vgj5gwws | Submission J5GWWS | {
"timeout_ms": 200,
"generated_regex": "^(?:0|[1-9]\\d?|100)%?$",
"test_strings_match": [
"0",
"7%",
"99",
"100%"
],
"test_strings_no_match": [
"00",
"101%",
"-1",
"1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111... |
cmsrc9xcp0013q2p2wfuricxm | Submission URICXM | {
"timeout_ms": 200,
"generated_regex": "^\\[(?:dev|test|staging|prod)\\] [A-Za-z0-9-]+$",
"test_strings_match": [
"[dev] api-1",
"[prod] worker9"
],
"test_strings_no_match": [
"[DEV] api",
"[qa] api",
"[prod]",
"[prod] xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx... |
cmsrcxmxq005kq2p2mkfj12qk | Submission FJ12QK | {
"timeout_ms": 200,
"generated_regex": "^#[0-9A-Fa-f]{6}$",
"test_strings_match": "#1A2B3C",
"test_strings_no_match": "#1A2B3",
"natural_language_description": "Match an uppercase six-digit hex color code that begins with a hash sign."
} |
cmsrcxmxq005lq2p2q1ickuwi | Submission ICKUWI | {
"timeout_ms": 200,
"generated_regex": "^[A-Z]{3}$",
"test_strings_match": "USD",
"test_strings_no_match": "usd",
"natural_language_description": "Match a three-letter uppercase ISO currency code such as one used in foreign exchange."
} |
cmsreik0z0001m2p2mvj1vuyp | Submission J1VUYP | {
"timeout_ms": 200,
"generated_regex": "^(?:OPS|API|WEB)-[1-9]\\d{3,5}-P[1-4]$",
"test_strings_match": "OPS-1042-P1\nAPI-999999-P4\nWEB-5000-P3",
"test_strings_no_match": "DB-1042-P1\nOPS-0001-P2\nOPS-1234567-P1\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik0z0002m2p24nr2sgoy | Submission R2SGOY | {
"timeout_ms": 200,
"generated_regex": "^v(?:0|[1-9]\\d*)\\.(?:0|[1-9]\\d*)\\.(?:0|[1-9]\\d*)(?:-(?:rc|beta)\\.[1-9]\\d*)?$",
"test_strings_match": "v1.4.2\nv0.0.7-rc.1\nv12.30.0-beta.12",
"test_strings_no_match": "1.4.2\nv01.4.2\nv1.2.3-alpha.1\nv1.2.3-rc.0\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik0z0003m2p2xcz2bo6c | Submission Z2BO6C | {
"timeout_ms": 200,
"generated_regex": "^\\d{4}-(?:0[1-9]|1[0-2])-(?:0[1-9]|[12]\\d|3[01])T(?:[01]\\d|2[0-3]):[0-5]\\d:[0-5]\\d(?:Z|[+-](?:0\\d|1[0-4]):[0-5]\\d)$",
"test_strings_match": "2026-08-13T16:20:59Z\n2025-01-01T00:00:00+05:30\n2030-12-31T23:59:59-14:00",
"test_strings_no_match": "2026-13-01T12:00:00Z... |
cmsreik0z0004m2p24ackgxlx | Submission CKGXLX | {
"timeout_ms": 200,
"generated_regex": "^[A-Za-z0-9](?:[A-Za-z0-9._-]*[A-Za-z0-9])?/[A-Za-z0-9](?:[A-Za-z0-9._-]*[A-Za-z0-9])?@(?:[0-9a-f]{7,40}|[A-Za-z][A-Za-z0-9._/-]*)$",
"test_strings_match": "openai/sdk@a1b2c3d\nteam_x/service-api@release/2.4\norg/repo@feature_fix-7",
"test_strings_no_match": "-org/repo@m... |
cmsreik0z0005m2p2ych8llem | Submission H8LLEM | {
"timeout_ms": 200,
"generated_regex": "^(?:(?:0|[1-9]\\d?|1\\d{2}|2[0-4]\\d|25[0-5])\\.){3}(?:0|[1-9]\\d?|1\\d{2}|2[0-4]\\d|25[0-5])/(?:[0-9]|[12]\\d|3[0-2])$",
"test_strings_match": "10.0.0.0/8\n192.168.1.0/24\n255.255.255.255/32",
"test_strings_no_match": "256.1.1.1/24\n01.2.3.4/16\n1.2.3.4/33\naaaaaaaaaaaa... |
cmsreik0z0006m2p2lyibxaeg | Submission IBXAEG | {
"timeout_ms": 200,
"generated_regex": "^(?:USD|EUR) (?:0|[1-9]\\d{0,2}|[1-9]\\d{0,2}(?:,\\d{3})+)\\.\\d{2}$",
"test_strings_match": "USD 0.99\nEUR 12.00\nUSD 1,234,567.89",
"test_strings_no_match": "GBP 12.00\nUSD 01.00\nEUR 12,34.00\nUSD 1000.00\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik0z0007m2p2hu5z1ytx | Submission 5Z1YTX | {
"timeout_ms": 200,
"generated_regex": "^(?=.{3,40}$)[a-z0-9]+(?:-[a-z0-9]+)*$",
"test_strings_match": "api-v2\nworker-01\nprod-cache-7",
"test_strings_no_match": "ab\nApi-v2\napi--v2\napi-\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
"natural_language_description": "Match Kubernetes-style resource names of ... |
cmsreik0z0008m2p22h93occ7 | Submission 93OCC7 | {
"timeout_ms": 200,
"generated_regex": "^[a-z][a-z0-9_]*(?:\\.[a-z][a-z0-9_]*){1,4}$",
"test_strings_match": "checkout.new_flow\napi.v2.retry_limit\nmobile.ios.paywall.v3",
"test_strings_no_match": "single\napi..retry\nApi.v2\napi.2fast\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik0z0009m2p2cf6ggjz2 | Submission 6GGJZ2 | {
"timeout_ms": 200,
"generated_regex": "^\\d{4}(?:0[1-9]|1[0-2])(?:0[1-9]|[12]\\d|3[01])(?:[01]\\d|2[0-3])[0-5]\\d[0-5]\\d__[a-z]+(?:_[a-z]+){1,5}\\.sql$",
"test_strings_match": "20260813162000__create_user_table.sql\n20250101000059__add_index.sql\n20301231235959__backfill_order_status_values.sql",
"test_strin... |
cmsreik10000am2p299d3et5j | Submission D3ET5J | {
"timeout_ms": 200,
"generated_regex": "^bytes=(?:0|[1-9]\\d*)-(?:0|[1-9]\\d*)$",
"test_strings_match": "bytes=0-499\nbytes=500-999\nbytes=1000-1000",
"test_strings_no_match": "bytes=-500\nbytes=500-\nbytes=01-9\nBytes=0-1\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000bm2p2zq9fr0fw | Submission 9FR0FW | {
"timeout_ms": 200,
"generated_regex": "^(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun)(?:-(?:Mon|Tue|Wed|Thu|Fri|Sat|Sun))?@(?:[01]\\d|2[0-3]):[0-5]\\d-(?:[01]\\d|2[0-3]):[0-5]\\d$",
"test_strings_match": "Mon-Fri@09:00-17:30\nSat@10:00-14:00\nSun-Mon@23:00-23:59",
"test_strings_no_match": "Monday-Friday@09:00-17:00\nMon@24... |
cmsreik10000cm2p27oqn3dvl | Submission QN3DVL | {
"timeout_ms": 200,
"generated_regex": "^[a-z][a-z0-9]*(?:\\.[a-z][a-z0-9]*)+:[a-z0-9]+(?:-[a-z0-9]+)*:(?:0|[1-9]\\d*)\\.(?:0|[1-9]\\d*)\\.(?:0|[1-9]\\d*)(?:-SNAPSHOT)?$",
"test_strings_match": "com.acme:auth-core:2.4.1\nio.data:parser2:0.9.0-SNAPSHOT\norg.example.tools:cli-runner:10.0.3",
"test_strings_no_mat... |
cmsreik10000dm2p2m85qs6dr | Submission 5QS6DR | {
"timeout_ms": 200,
"generated_regex": "^[+-](?:100\\.0|(?:\\d|[1-9]\\d)\\.\\d)%$",
"test_strings_match": "+0.0%\n-7.5%\n+100.0%",
"test_strings_no_match": "7.5%\n+100.1%\n-00.5%\n+5%\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000em2p2p280iodj | Submission 80IODJ | {
"timeout_ms": 200,
"generated_regex": "^(?:[a-z0-9]+(?:-[a-z0-9]+)*\\.){1,5}(?:[a-z0-9]+(?:-[a-z0-9]+)*|[*#])$",
"test_strings_match": "orders.created.eu\nbilling.retry.*\nevents.user.#",
"test_strings_no_match": "orders\norders.*.eu\n.orders.created\norders..created\norders.-bad\naaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000fm2p202tg8x1l | Submission TG8X1L | {
"timeout_ms": 200,
"generated_regex": "^(?:[0-9A-F]{2}(?::[0-9A-F]{2}){5}|[0-9a-f]{2}(?:-[0-9a-f]{2}){5})$",
"test_strings_match": "AA:0B:CC:12:EF:90\naa-0b-cc-12-ef-90\n00:11:22:33:44:55",
"test_strings_no_match": "aa:0b:cc:12:ef:90\nAA-0B-CC-12-EF-90\nAA:0B-cc:12:EF:90\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000gm2p277kbgjz1 | Submission KBGJZ1 | {
"timeout_ms": 200,
"generated_regex": "^(?:[a-z]+(?:-[a-z]+)*/)?(?:TRACE|DEBUG|INFO|WARN|ERROR)$",
"test_strings_match": "INFO\napi-gateway/ERROR\ndb/WARN",
"test_strings_no_match": "info\n-api/ERROR\napi-/INFO\napi/FATAL\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000hm2p2t29qvzzy | Submission 9QVZZY | {
"timeout_ms": 200,
"generated_regex": "^[-dl][r-][w-][xSs-][r-][w-][xSs-][r-][w-][xTt-]$",
"test_strings_match": "-rwxr-xr--\ndrwsr-sr-x\nlrwxrwxrwx",
"test_strings_no_match": "rwxr-xr--\n-rwxr-xr-tx\n-rwqr-xr--\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000im2p28fpzru7k | Submission PZRU7K | {
"timeout_ms": 200,
"generated_regex": "^20[2-9]\\d\\.(?:0[1-9]|1[0-2])\\.(?:0[1-9]|[12]\\d|3[01])\\+[1-9]\\d*$",
"test_strings_match": "2026.08.13+1\n2020.01.01+42\n2099.12.31+999",
"test_strings_no_match": "2019.12.31+1\n2026.13.01+1\n2026.08.13+0\n2026.8.13+1\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000jm2p287rj2u3m | Submission RJ2U3M | {
"timeout_ms": 200,
"generated_regex": "^s3://[a-z0-9](?:[a-z0-9.-]{1,61}[a-z0-9])?/[^\\s]+$",
"test_strings_match": "s3://data-prod/reports/2026/08/file.csv\ns3://abc/x\ns3://logs.01/a-b_c.json",
"test_strings_no_match": "S3://abc/x\ns3://ab/x\ns3://-abc/x\ns3://abc/has space\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000km2p2ji8bbj3h | Submission 8BBJ3H | {
"timeout_ms": 200,
"generated_regex": "^cache:[a-z][a-z0-9_]*(?::[a-z][a-z0-9_]*){1,4}$",
"test_strings_match": "cache:user:id42\ncache:session:user_7:active\ncache:api:v2:retry_count",
"test_strings_no_match": "user:42\ncache:user\ncache:user::id\ncache:User:id42\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000lm2p2hfau9r7e | Submission AU9R7E | {
"timeout_ms": 200,
"generated_regex": "^:[a-z](?![a-z0-9_]*__)[a-z0-9_]{1,29}[a-z0-9]$",
"test_strings_match": ":user_id\n:p42_value\n:order2_total",
"test_strings_no_match": ":id\n:user__id\n:user_\n:User_id\n:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000mm2p28wbza6z1 | Submission BZA6Z1 | {
"timeout_ms": 200,
"generated_regex": "^[+-]?(?:90(?:\\.0{1,6})?|(?:[0-8]?\\d)(?:\\.\\d{1,6})?),[+-]?(?:180(?:\\.0{1,6})?|(?:1[0-7]\\d|[0-9]?\\d)(?:\\.\\d{1,6})?)$",
"test_strings_match": "0,0\n-33.8688,+151.2093\n+90.000000,-180",
"test_strings_no_match": "90.1,0\n0,180.000001\n-91,45\n12.1234567,10\naaaaaaa... |
cmsreik10000nm2p27mg476li | Submission G476LI | {
"timeout_ms": 200,
"generated_regex": "^(?:W/)?\"[A-Za-z0-9._-]{1,32}\"$",
"test_strings_match": "\"abc123\"\nW/\"rev-42\"\n\"_cache.v2\"",
"test_strings_no_match": "abc123\nw/\"abc\"\nW/\"\"\n\"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\"\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000om2p2bx10dn8t | Submission 10DN8T | {
"timeout_ms": 200,
"generated_regex": "^@[a-z0-9][a-z0-9-]{0,28}[a-z0-9]/[a-z0-9][a-z0-9-]{0,28}[a-z0-9]$",
"test_strings_match": "@acme/core-lib\n@x1/ui2\n@team-7/parser-v2",
"test_strings_no_match": "acme/core\n@a/x\n@-acme/core\n@acme/core-\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000pm2p2aj9cxzyk | Submission 9CXZYK | {
"timeout_ms": 200,
"generated_regex": "^(?:\\d{2}|[1-9]\\d{2}):[0-5]\\d:[0-5]\\d$",
"test_strings_match": "00:00:00\n23:59:59\n120:05:09",
"test_strings_no_match": "1:00:00\n012:00:00\n1000:00:00\n10:60:00\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000qm2p229x76xav | Submission X76XAV | {
"timeout_ms": 200,
"generated_regex": "^[A-Z][A-Z0-9_]*=(?:[^\\s\"]+|\"(?:[^\"\\\\]|\\\\.)*\")$",
"test_strings_match": "PORT=8080\nGREETING=\"hello world\"\nPATH_HINT=/tmp/cache-v2",
"test_strings_no_match": "port=8080\nEMPTY=\nBAD=\"unterminated\nX=has space\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000rm2p2000vxb2p | Submission 0VXB2P | {
"timeout_ms": 200,
"generated_regex": "^[A-Za-z0-9][A-Za-z0-9-]{0,18}[A-Za-z0-9]/[A-Za-z0-9][A-Za-z0-9-]{0,18}[A-Za-z0-9]#[1-9]\\d*$",
"test_strings_match": "acme/api#42\nTeam-7/core-lib#1\nxy/z9#9999",
"test_strings_no_match": "a/repo#1\nacme/-repo#1\nacme/repo#01\nacme/repo#0\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaa... |
cmsreik10000sm2p2g8s91b3e | Submission S91B3E | {
"timeout_ms": 200,
"generated_regex": "^[A-Za-z_][A-Za-z0-9_]*\\{[A-Za-z_][A-Za-z0-9_]*=[a-z0-9]+(?:,[A-Za-z_][A-Za-z0-9_]*=[a-z0-9]+){0,3}\\}$",
"test_strings_match": "http_requests{method=get,status=200}\ncpu{core=0}\nqueue_depth{region=us1,tier=p2,node=n7}",
"test_strings_no_match": "http_requests{}\n1metr... |
cmsreik10000tm2p2damzzevg | Submission MZZEVG | {
"timeout_ms": 200,
"generated_regex": "^[a-z0-9]+(?:-[a-z0-9]+)*/(?:stable|beta|canary)/(?:0|[1-9]\\d*)\\.(?:0|[1-9]\\d*)$",
"test_strings_match": "desktop-app/stable/4.2\napi2/canary/0.9\nworker-node/beta/12.0",
"test_strings_no_match": "Desktop/stable/1.0\napp/nightly/1.0\napp/stable/01.2\napp-/beta/1.0\naa... |
cmsreik10000um2p2p948owed | Submission 48OWED | {
"timeout_ms": 200,
"generated_regex": "^\\[[a-z]+(?:-[a-z]+)*:[0-9A-F]{16}\\]$",
"test_strings_match": "[api:0123ABCDEF456789]\n[order-worker:FFFFFFFF00000000]\n[db:1234567890ABCDEF]",
"test_strings_no_match": "api:0123ABCDEF456789\n[API:0123ABCDEF456789]\n[api:0123abcdef456789]\n[api:1234]\naaaaaaaaaaaaaaaaa... |
cmsrfh788001ty8p2b8shyq1l | Submission SHYQ1L | {
"timeout_ms": 200,
"generated_regex": "^(?:dev|stage|prod)/[a-z0-9]+(?:-[a-z0-9]+)*@\\d{4}(?:0[1-9]|1[0-2])(?:0[1-9]|[12]\\d|3[01])$",
"test_strings_match": "prod/api-gateway@20260813\nstage/worker2@20251231\ndev/cache-node@20260101",
"test_strings_no_match": "qa/api@20260813\nprod/-api@20260813\nprod/api@202... |
cmsrfh788001uy8p2o0vi75x7 | Submission VI75X7 | {
"timeout_ms": 200,
"generated_regex": "^-?(?:0|[1-9]\\d{0,3})\\.\\.-?(?:0|[1-9]\\d{0,3})$",
"test_strings_match": "-10..25\n0..0\n9999..-9999",
"test_strings_no_match": "01..2\n-10000..2\n1...2\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa!",
"natural... |
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Regex Pattern Generation with Verified Match Sets
A dataset of regex pattern generation with verified match sets examples for training and evaluation. Good items are unambiguous and verifiable across difficulty levels; skip synthetic-looking or low-effort cases.
About
This dataset was produced by the DataBounty community and published here as part of an open, karma-only program.
- Accepted items: 1000
- Language: Regex
- Framework: Community
- License: CC-BY-4.0
Contributors
- @advisorygopher
- @ajaysomavarapu
- @aravindkasam
- @ashokkadali3
- @benam2k
- @bhanu-n
- @bravebooby
- @combinedgoat
- @culturalturtle
- @directfly
- @dutchswan
- @famousgoose
- @gladiator
- @integralgoldfish
- @kumar-k
- @maheshk218
- @odysseus
- @pleasedgiraffe
- @quietraccoon
- @raja
- @robber
- @sparemockingbird
- @sravan
- @sriramreddy
- @starlord
- @vamshi
- @vinodhsnair
Files
data/items.jsonl— the accepted dataset items (one JSON object per line).manifest.json— machine-readable provenance, license, and credit metadata.
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