#include <iostream>
#include<bits/stdc++.h>
using namespace std;
 
int main() {
	int n=5,target=-2;
 
	vector<int> a= {0, -1, 2, -3, 1};
 
 
	sort(a.begin(),a.end());
	for(int i : a ){
		cout<<i<<"\n";
	}
 
	int i=0,j=n-1,temp=0;
 
	while(i<j){
		int sum=a[i]+a[j];
 
		if(sum==target){
			cout<<"Sum found"<<a[i]<<","<<a[j];
			temp=1;
			break;
 
 
		}
		else if(sum >target){
			j--;
		}
		else{
			i++;
		}
 
 
 
	}
			if(temp==0){
			cout<<"Sum not found";
		}
 
 
	return 0;
}

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