var reader = require('readline').createInterface({
    input: process.stdin,
    output: process.stdout
});

var lines = [];
reader.on('line', (line)=> {
          lines.push(line);
          });

reader.on('close', () =>{
  var line = lines[0];
  var elems =line.split(' ');
  var A = elems[1];
  var B = elems[2];
  var D = B-A-1;
  var E = D%2;
  if (E == 1){
    console.log('Alice');
  }
  else if (E == 0){
    console.log('Borys');
  }
});