Cod sursa(job #2494657)
| Utilizator | Data | 18 noiembrie 2019 11:12:01 | |
|---|---|---|---|
| Problema | Sortare prin comparare | Scor | 40 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.65 kb |
#include <fstream>
using namespace std;
ifstream f("algsort.in");
ofstream g("algsort.out");
int n, v[500100];
void QuickSort(int st, int dr)
{ if(st < dr)
{ int pivot = v[dr], i = st;
for(int j=st; j<dr; j++)
if(v[j] < pivot)
{ swap(v[j], v[i]);
i++;
}
swap(v[i], v[dr]);
QuickSort(st, i-1);
QuickSort(i+1, dr);
}
}
int main()
{
f >> n;
for(int i=1; i<=n; i++) f >> v[i];
QuickSort(1, n);
for(int i=1; i<=n; i++) g << v[i] << ' ';
g << '\n';
return 0;
}
