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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. void getElements(int arr[],int n)
  4. {
  5.     if(n==0 || n==1)
  6.         cout<<-1<<" "<<-1<<endl;  // edge case when only one element is present in array
  7.     int small=INT_MAX,second_small=INT_MAX;
  8.     int large=INT_MIN,second_large=INT_MIN;
  9.     int i;
  10.     for(i=0;i<n;i++)
  11.     {
  12.         small=min(small,arr[i]);
  13.         large=max(large,arr[i]);
  14.     }
  15.     for(i=0;i<n;i++)
  16.     {
  17.         if(arr[i]<second_small && arr[i]!=small)
  18.             second_small=arr[i];
  19.         if(arr[i]>second_large && arr[i]!=large)
  20.             second_large=arr[i];
  21.     }
  22.  
  23.     cout<<"Second smallest is "<<second_small<<endl;
  24.     cout<<"Second largest is "<<second_large<<endl;
  25. }
  26. int main()
  27. {
  28.     int arr[]={1,2,4,6,7,5};
  29.     int n=sizeof(arr)/sizeof(arr[0]);
  30.     getElements(arr,n);
  31.     return 0;
  32. }
Success #stdin #stdout 0s 5284KB
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stdin
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Standard input is empty
stdout
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Second smallest is 2
Second largest is 6
https://ideone.com/ScHCA4
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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