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b.ts
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b.ts
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import { assertEquals } from "https://deno.land/[email protected]/testing/asserts.ts";
function solution(input: string) {
const n = 14;
for (let i = 0; i < input.length; i++) {
const substring = input.substring(i, i + n);
const isUniq = (new Set(substring)).size === n;
if (isUniq) {
return i + n;
}
}
}
Deno.test("example 1", () => {
const input = Deno.readTextFileSync("./06/example-1.txt");
const actual = solution(input);
const expected = 19;
assertEquals(actual, expected);
});
Deno.test("example 2", () => {
const input = Deno.readTextFileSync("./06/example-2.txt");
const actual = solution(input);
const expected = 23;
assertEquals(actual, expected);
});
Deno.test("example 3", () => {
const input = Deno.readTextFileSync("./06/example-3.txt");
const actual = solution(input);
const expected = 23;
assertEquals(actual, expected);
});
Deno.test("example 4", () => {
const input = Deno.readTextFileSync("./06/example-4.txt");
const actual = solution(input);
const expected = 29;
assertEquals(actual, expected);
});
Deno.test("example 5", () => {
const input = Deno.readTextFileSync("./06/example-5.txt");
const actual = solution(input);
const expected = 26;
assertEquals(actual, expected);
});
Deno.test("puzzle input", { ignore: false }, () => {
const input = Deno.readTextFileSync("./06/input.txt");
const actual = solution(input);
const expected = 2414;
assertEquals(actual, expected);
});