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Indexes in array of sums solution in Clear category for [old] Weak Point by rizemun
"use strict";
function weakPoint(matrix){
let rows = matrix.map(row =>row.reduce((a,b)=>a+b,0));
let cols = matrix[0].map((elem,i) => matrix.reduce((a,b)=>a+b[i],0));
let rowMin = Math.min(...rows);
let colMin = Math.min(...cols);
let rowMinIndex = rows.indexOf(rowMin);
let colMinIndex = cols.indexOf(colMin);
return [rowMinIndex, colMinIndex]
}
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!");
}
July 11, 2019
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