C++ Sayı tahmini

#include <iostream>
#include <ctime>
#include<cstdlib>
#include <locale.h>
using namespace std;
int main()
{
	setlocale(LC_ALL,"turkish");
	int numberkeep;
	int guess;
	int numberguess=0;
	int score=100;
	srand(time(NULL));
	numberkeep=1+rand()%10;
	while(1)
	{
	cout<<"Enter a number between 1 and  10:";
	cin>>guess;
	if(guess<1 || guess>10)
	{
		cout<<"Incorrect entry!!"<<endl;
		continue;
	}
		numberguess++;
		if(guess==numberkeep)
{
	cout<<"Tebrikler toplam "<<numberguess<<" denemede bildiniz!"<<endl;
	break;
			}		
		else if(guess>numberkeep){
			cout<<"Daha küçük bir tahmin yapın"<<endl;
			score-=20;
		}
		else{
			cout<<"Daha büyük bir tahmin yapın"<<endl;
			score-=20;
		}
	}
	
	if(score<0)
	cout<<"puanınız:0";
	else
	cout<<"puanınız:"<<score;
}