class Person {
    var height:Int
    var weight:Int
    var name:String
    init(_ inpt:String, _ nm:String) {
        let tmp = inpt.split(separator: " ").map{Int($0)!}
        self.height = tmp[0]
        self.weight = tmp[1]
        self.name = nm
    }
    
    func IsGreater(_ target:Person)-> Bool {
        if(self.height > target.height) {
            return true
        }
        if(self.height == target.height && self.weight < target.weight) {
            return true
        }
        return false
    }
}


let names = ["A","B","C"]
var inpt = [Person]()

for i in 0..<3 {
    inpt.append(Person(readLine()! , names[i]))
}

inpt.sort{$0.IsGreater($1)}

for p in inpt {
    print(p.name)
}