livecode1.js

function hacktiv(x){
  var peserta = [];
  var nama = ["a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z"];
  for (var i = 0; i < x; i++) {
      peserta.push(nama[i])
  }
  var hasil = [];
  for (var j = 0; j < peserta.length; j++) {
      for (var i = 1; i < peserta.length; i++) {
        if(peserta[j]!==peserta[i]){
            hasil.push([peserta[j]+", "+peserta[i]])
        }
      }
  }
  return hasil;


}

console.log(hacktiv(6))