First and last occurrences of X

vector<int> find(int arr[], int n , int x )
{
    int index1 = 0;
    for(int i=0 ; i<n ; i++)
    {
        if(arr[i]==x)   
        {
            index1 = i;
            break;
        }
    }
    
    int index2 = 0;
    for(int i=n-1 ; i>=0 ; i--)
    {
        if(arr[i]==x)
        {
            index2 = i;
            break;
        }
    }
    
    vector<int>ans;
    int count=0;
    for(int i=0 ; i<n ; i++)
    {
        if(arr[i]!=x)
        {
            count++;
        }
    }
    if(count==n)
    {
        ans.push_back(-1);
        ans.push_back(-1);
    }
    else
    {
    ans.push_back(index1);
    ans.push_back(index2);
    }
    return ans;
}