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 dif = B-A-1;
   if (dif%2 == 0) {
     console.log('Borys');
   } else if (dif%2 == 1){
     console.log ('Alice');
   }
   
  });