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  1. #include <iostream>
  2. #include <fstream>
  3. #include<map>
  4. #include<algorithm>
  5. using namespace std;
  6.  
  7.  
  8. int find_min(int ar[],int s, int size)
  9. {
  10.     int index = s-1;
  11.     bool found = false;
  12.     for(int i = s; i < size; i++)
  13.     {
  14.         if(ar[index] > ar[i])
  15.         {
  16.             index = i;
  17.             found = true;
  18.         }
  19.     }
  20.  
  21.     if (found)
  22.     {
  23.         return index;
  24.     }
  25.     else
  26.         return -1;
  27. }
  28.  
  29. void exchange(int &x, int& y)
  30. {
  31. int t=x;
  32. x=y;
  33. y=t;
  34. }
  35. void selection_sort(int arr[], int size)
  36. {
  37.     int loc;
  38.     for(int count = 0; count < size-1; count++)
  39.     {
  40.         loc = find_min(arr, count+1,size);
  41.         if (loc >= 0)
  42.         {
  43.             exchange(arr[count], arr[loc]);
  44.         }
  45.     }
  46. }
  47.  
  48. int main(){
  49.  
  50. int arr[] ={9,8,7,6,5,4,3,2,1};
  51. selection_sort(arr,9);
  52. for(int i:arr)
  53. std::cout<<i<<" ";
  54. }
Success #stdin #stdout 0s 3296KB
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https://ideone.com/AzrG9A
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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