text: var LEA = require('./LEA_core');
  
  var UserKey = [0x0f, 0x1e, 0x2d, 0x3c, 0x4b, 0x5a, 0x69, 0x78, 0x87, 0x96, 0xa5, 0xb4, 0xc3, 0xd2, 0xe1, 0xf1];
  var RoundKey = [0x0, ];
  
  var lea = new LEA(UserKey, RoundKey);
  
  console.log(lea.UserKey);
  console.log(lea.RoundKey);