Inbuilt sort function

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#include <bits/stdc++.h> //master header file
using namespace  std ;

int main(){
    int n ;
    cin >> n ;
    int a[n];
    for (int i = 0; i < n; ++i) {
        cin >> a[i];

    }
    sort(a,a+n) ;
    for (int i = 0; i < n; ++i) {
        cout << a[i] << " ";

    }
    
    return 0;
}

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