Pagini recente » Cod sursa (job #957189) | Cod sursa (job #2769077) | Cod sursa (job #2158503) | Cod sursa (job #1246669) | Cod sursa (job #1766731)
#include<bits/stdc++.h>
using namespace std;
#define in f
#define out g
ifstream f ("algsort.in");
ofstream g ("algsort.out");
int n;
int v[500010];
int arange(int l, int r) {
int pivot = v[rand() % (r - l) + l + 1];
int i = l;
int j = r;
while(i <= j)
{
while(v[i] < pivot)
{
i++;
}
while(v[j] > pivot)
{
j--;
}
if(i <= j)
{
swap(v[i], v[j]);
i++;
j--;
}
}
return i;
}
int quick(int l, int r) {
if(r - l >= 1) {
int index = arange(l, r);
quick(l, index - 1);
quick(index + 1, r);
}
}
int main() {
in >> n;
for(int i = 1; i <= n; ++i) {
in >> v[i];
}
quick(1, n);
for(int i = 1; i <= n; ++i) {
out << v[i] << " ";
}
}