AlgoDaily - Is A Subsequence

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var assert = require('assert');
​
/**
 *  @param {string} sub
 *  @param {string} str
 *  @return {boolean}
 */
function isASubsequence(sub, str) {
  // fill this in
  return true;
}
​
try {
  assert.deepEqual(isASubsequence('c', 'co'), true);
​
  console.log('PASSED: ' + "isASubsequence('c','co') should return true");
} catch (err) {
  console.log(err);
}
​
try {
  assert.deepEqual(isASubsequence('liblu', 'egi'), false);
​
  console.log('PASSED: ' + "isASubsequence('liblu','egi') should return false");
} catch (err) {
  console.log(err);
}

OUTPUT

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