Triplet Sum in Array

#include <iostream>
using namespace std;
bool tripletSum (int A[], int n1, int sum){
    
    for(int i=0 ; i<n1-2; i++){
        for(int j= i+1; j<n1-1; j++){
            for(int k= j+1; k<n1; k++){
                if(A[i]+A[j]+A[k]==sum){
                    cout<<A[i]<<" ";
                    cout<<A[j]<<" ";
                    cout<<A[k]<<" ";
                    return true;
                }
            }
        }
    }
    return false;
}

int main() {
    int n1;
    cin>>n1;
    
    int sum ;
    cin>>sum;
    
    int A[n1];
    
    
    for(int i=0;i<n1; i++){
        cin>>A[i];
    }
    
    tripletSum(A,n1,sum);
    
}