deno.land / x / masx200_leetcode_test@10.6.5 / matrix-diagonal-sum / index.ts
12345678910export default function diagonalSum(e: number[][]) { return e.reduce( (e, _n, r, t) => r === t.length - r - 1 ? e + t[r][r] : e + t[r][r] + t[r][t.length - r - 1], 0, );}
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