Cod sursa(job #2984204)
| Utilizator | Data | 23 februarie 2023 18:40:32 | |
|---|---|---|---|
| Problema | Sortare prin comparare | Scor | 40 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.58 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("algsort.in");
ofstream g("algsort.out");
int n,v[500001];
void quicksort(int st,int dr)
{
if(st>=dr) return;
int pivot = v[dr],i=st-1;
for (int j = st; j < dr; j++)
if(v[j]<=pivot)
{
i++;
swap(v[i],v[j]);
}
swap(v[i+1],v[dr]);
i++;
quicksort(st,i-1);
quicksort(i+1,dr);
}
int main()
{
f>>n;
for(int i=0;i<n;i++) f>>v[i];
quicksort(0,n-1);
for(int i=0;i<n;i++) g<<v[i]<<" ";
return 0;
}