cassido 2024-04-01 submission

uniqueSum.js

function uniqueSum(arr) {
  if(!arr || arr.length === 0){
    return 0
  }
  
  const stringArr = arr.map(function(num) {
      return num.toString();
  })

  let runningSum = 0;
  stringArr.forEach(stringNum => {
     if(!hasRepeatedDigits(stringNum)) {
       runningSum += Number(stringNum)
     }
                            
  });
  return runningSum;
}

function hasRepeatedDigits(stringNum) {
  if(stringNum.length === 1) {
    return false;
  }
  const setOfDigits = new Set(stringNum.split(' '));
  return stringNum.length !== setOfDigits.size; 
}

console.log(uniqueSum([101,22,3]));