#define x first
#define y second
#define start x
#define len y.x
#define diff y.y
class turple : public pair<short,pair<short,short>>{
    public:
    void makepair(int Start,int Len,int Diff){
        this->x = Start;
        this->second = make_pair(Len,Diff);
    }
    turple():pair(){

    }
    void out(){
        cout<<this->start<<" "<<this->len<<" "<<this->diff<<endl;
    }
};