freeCodeCamp/curriculum/challenges/arabic/08-coding-interview-prep/rosetta-code/equilibrium-index.arabic.md

title	id	challengeType	videoUrl	localeTitle
Equilibrium index	5987fd532b954e0f21b5d3f6	5

Description

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Instructions

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Tests

tests:
  - text: ''
    testString: 'assert(typeof equilibrium === "function", "<code>equilibrium</code> is a function.");'
  - text: ''
    testString: 'assert.deepEqual(equilibrium(tests[0]), ans[0], "<code>equilibrium([-7, 1, 5, 2, -4, 3, 0])</code> should return <code>[3,6]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(equilibrium(tests[1]), ans[1], "<code>equilibrium([2, 4, 6])</code> should return <code>[]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(equilibrium(tests[2]), ans[2], "<code>equilibrium([2, 9, 2])</code> should return <code>[1]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(equilibrium(tests[3]), ans[3], "<code>equilibrium([1, -1, 1, -1, 1, -1, 1])</code> should return <code>[0,1,2,3,4,5,6]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(equilibrium(tests[4]), ans[4], "<code>equilibrium([1])</code> should return <code>[0]</code>.");'
  - text: ''
    testString: 'assert.deepEqual(equilibrium(tests[5]), ans[5], "<code>equilibrium([])</code> should return <code>[]</code>.");'

Challenge Seed

function equilibrium (a) {
  // Good luck!
}

After Test

console.info('after the test');

Solution

// solution required