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First solution in Clear category for [old] Weak Point by ffsfiftyseven
"use strict";
function weakPoint(matrix){
const cols = matrix.map((x, k) => matrix.map(x => x[k]));
const sum = x => x.map(y => y.reduce((a, v) => a + v, 0));
const min = x => x.indexOf(Math.min(...x));
return [min(sum(matrix)), min(sum(cols))];
}
var assert = require('assert');
if (!global.is_checking) {
assert.deepEqual(weakPoint([[7, 2, 7, 2, 8],
[2, 9, 4, 1, 7],
[3, 8, 6, 2, 4],
[2, 5, 2, 9, 1],
[6, 6, 5, 4, 5]]
), [3, 3], "Example");
assert.deepEqual(weakPoint([[7, 2, 4, 2, 8],
[2, 8, 1, 1, 7],
[3, 8, 6, 2, 4],
[2, 5, 2, 9, 1],
[6, 6, 5, 4, 5]]
), [1, 2], "Two weak point");
assert.deepEqual(weakPoint([[1, 1, 1],
[1, 1, 1],
[1, 1, 1]]
), [0, 0], "Top left");
console.log("Coding complete? Click 'Check' to review your tests and earn cool rewards!");
}
Aug. 27, 2018
