Question

How to sort an array in C++

Answer 1

#include <iostream>
#include <algorithm>

int main() 
{ 
    int arr[] = {13, 5, 2, 10, 4, 9, 7, 8, 559}; 
    int size = sizeof(arr)/sizeof(arr[0]); 
    
    std::sort(arr, arr + size); 
    
    for (int i = 0; i < size; i++) { 
        std::cout << arr[i] << " ";  
    }
} 




/*
run:

2 4 5 7 8 9 10 13 559 

*/

 

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Answer 2

#include <iostream>
#include <array>
#include <algorithm>

int main () {
    std::array<int, 7> arr = {5, 8, 0, 3, 1, 9, 4};

    std::sort(arr.begin(), arr.end());
    
    for (auto val : arr) {
        std::cout << val << " ";
    }
}
   
   
   
/*
run:
   
0 1 3 4 5 8 9  
   
*/

 

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