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Kazu数

Generate checked Sudoku and logic puzzles, read native rules and hints, and draw or embed playable boards.

Kazu is the Japanese word 数 for number. About the name

Contents

Reference · Cross Sums rules

CrossSumsRuntype

One across or down digit run, its clue cell, constituent cells and target sum.

Import it

import type { CrossSumsRun } from "@johnmorrisdotca/kazu/cross-sums";

Also exported from: @johnmorrisdotca/kazu

Definition

type CrossSumsRun = {
    direction: "across" | "down";
    clueCell: number;
    cells: readonly number[];
    sum: number;
};

Members

NameTypeDescription
direction"down" | "across"
clueCellnumber
cellsreadonly number[]
sumnumber

Examples

import type { CrossSumsBoard, CrossSumsRun } from "@johnmorrisdotca/kazu/cross-sums";
import { crossSumsRuns } from "@johnmorrisdotca/kazu/cross-sums";

const crossSumsBoard: CrossSumsBoard = {"width":5,"height":5,"cells":[{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":10},{"kind":"black","across":null,"down":7},{"kind":"black","across":null,"down":12},{"kind":"black","across":null,"down":null},{"kind":"black","across":6,"down":null},{"kind":"white"},{"kind":"white"},{"kind":"white"},{"kind":"black","across":null,"down":null},{"kind":"black","across":23,"down":null},{"kind":"white"},{"kind":"white"},{"kind":"white"},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null},{"kind":"black","across":null,"down":null}]};
const value: CrossSumsRun = crossSumsRuns(crossSumsBoard)[0];
console.log(value);
{ direction: 'down', clueCell: 2, cells: [ 7, 12 ], sum: 10 }

What it prints (run when this page was built)

View sourceEdit on GitHubMade from the source of @johnmorrisdotca/kazu 2.1.0.