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scama95vs.AlexWD

NumSum

Code
Diff
  • function numSum(num){
  var r = (num * (num + 1)) / 2;
  return r;
}
    • function numSum(num){
    • return (num * (num + 1)) / 2;
    • var r = (num * (num + 1)) / 2;
    • return r;
    • }