freeCodeCamp/curriculum/challenges/arabic/08-coding-interview-prep/rosetta-code/vector-dot-product.arabic.md

title	id	challengeType	videoUrl	localeTitle
Vector dot product	594810f028c0303b75339ad3	5

Description

undefined

Instructions

undefined

Tests

tests:
  - text: ''
    testString: 'assert.equal(typeof dotProduct, "function", "dotProduct must be a function");'
  - text: ''
    testString: 'assert.equal(dotProduct(), null, "dotProduct() must return null");'
  - text: ''
    testString: 'assert.equal(dotProduct([1], [1]), 1, "dotProduct([[1], [1]]) must return 1.");'
  - text: ''
    testString: 'assert.equal(dotProduct([1], [1, 2]), null, "dotProduct([[1], [1, 2]]) must return null.");'
  - text: ''
    testString: 'assert.equal(dotProduct([1, 3, -5], [4, -2, -1]), 3, "dotProduct([1, 3, -5], [4, -2, -1]) must return 3.");'
  - text: ''
    testString: 'assert.equal(dotProduct([ 0, 1, 2, 3, 4 ], [ 0, 2, 4, 6, 8 ], [ 0, 3, 6, 9, 12 ], [ 0, 4, 8, 12, 16 ], [ 0, 5, 10, 15, 20 ]), 156000, "<code>dotProduct(...nVectors)</code> should return 156000");'

Challenge Seed

function dotProduct() {
    // Good luck!
}

Solution

// solution required