ThreeLargestElements

#include<iostream>
using namespace std;
int main() {
    int i,j,temp;
    int arr[]={10, 4, 3, 50, 23, 90};
       int n = sizeof(arr) / sizeof(arr[0]);
       for(i=0;i<n;i++)
       {
           for(j=i+1;j<n;j++)
           {
               if(arr[i]<arr[j])
               {
                   temp=arr[i];
                   arr[i]=arr[j];
                   arr[j]=temp;
               }
           }
       }
       cout<<"Three Largest Elements in Array are: "<<endl;
       for(i=0;i<3;i++)
       {
           cout<<arr[i]<<endl;
       }
return 0;
}


//Method 2

#include<iostream>
using namespace std;
int main() {
     int first, second, third;
     int i,x;
    int arr[]={10, 4, 3, 50, 23, 90};
       int n = sizeof(arr) / sizeof(arr[0]);
  first = second = third = 0;
  for(int i = 0; i < n; i++)
    {
            if (arr[i] > first)
      {

          third = second;
          second = first;
          first = arr[i]   ;
       }
            else if (arr[i] > second)
      {
          third = second;
          second = arr[i];
      }
              else if (arr[i] > third)
      {
          third = arr[i]; 
      }

}

cout << "Three largest elements are "
        << first << " " << second << " "
        << third << endl;
return 0;
}