Data Types

This page summarizes all basic data types in the srk specification for quick reference.

Time-Related

DatetimeISOString

Date-time string in ISO 8601 format.

"2019-01-01T00:00:00Z"
"2019-01-01T08:00:00+08:00"
"2019-01-01T00:00:00.000Z"

TimeUnit

Time unit enumeration:

Value	Meaning
"ms"	Milliseconds
"s"	Seconds
"min"	Minutes
"h"	Hours
"d"	Days

TimeDuration

Time duration, in the format [value, unit]:

[25, "ms"]
[120, "s"]
[60, "min"]
[5, "h"]

The value must be a non-negative finite number. It can be non-integer (e.g., [1.5, "h"]), but integers are recommended.

Text & Internationalization

Text

string | I18NStringSet — Supports plain text or multilingual text.

"Plain text"

{
  "fallback": "English",
  "en-US": "English",
  "zh-CN": "中文"
}

I18NStringSet

Multilingual string set. The fallback field is required; other keys are IETF BCP 47 language tags.

Links & Images

Link

URL string. Absolute URLs are recommended.

"https://example.com/"

LinkWithTitle

Link with a title:

{
  "link": "https://example.com/",
  "title": "Example"
}

Image

Image source, supporting three forms:

Form	Discrimination Rule	Example
URL	Contains ://	"https://example.com/img.png"
Base64 Data URL	Starts with data:	"data:image/png;base64,..."
Relative path Alpha	Everything else	"assets/photo.jpg"

ImageWithLink

Clickable image:

{
  "image": "https://example.com/banner.png",
  "link": "https://example.com/"
}

Colors & Styles

Color

General color, supporting three formats:

Format	Example
HEX	"#FFFFFF"
RGB	"rgb(255, 255, 255)"
RGBA	"rgba(255, 255, 255, 0.75)"

ThemeColor

Light/dark theme adaptive color:

"#FF5722"

{
  "light": "#333333",
  "dark": "#CCCCCC"
}

Style

Visual style object:

{
  "textColor": "#333333",
  "backgroundColor": "#FFD700"
}

Both textColor and backgroundColor are ThemeColor types, supporting light/dark themes.

Other Types

Contributor

Contributor string, format: name <email> (url), where email and url are optional:

"bLue <mail@example.com> (https://example.com/)"
"Alice"
"Bob <bob@example.com>"

Result Types

SolutionResultLite

Compact result set, used for RankProblemStatus.result:

Value	Meaning
"FB"	First Blood
"AC"	Accepted
"RJ"	Rejected
"?"	Frozen
null	Not submitted

SolutionResultFull

Full result set, used for Solution.result (includes all SolutionResultLite values):

Value	Meaning
"WA"	Wrong Answer
"PE"	Presentation Error
"TLE"	Time Limit Exceeded
"MLE"	Memory Limit Exceeded
"OLE"	Output Limit Exceeded
"RTE"	Runtime Error
"NOUT"	No Output
"CE"	Compilation Error
"UKE"	Unknown Error

Additionally, any string not in the predefined list is treated as a custom result.

For complete definitions, see the Data Types Spec, Solution Result Spec