Pagini recente » Cod sursa (job #395948) | Cod sursa (job #1666790) | Cod sursa (job #1464731) | Cod sursa (job #893857) | Cod sursa (job #2280479)
#include <fstream>
#include <cmath>
#include <iostream>
using namespace std;
ifstream fin("algsort.in");
ofstream fout("algsort.out");
int N,R,a[500005],b[500005],aux;
void Sortare(int st, int dr)
{
int i,ok=1;
while(ok)
{
ok=0;
for(i=st; i<dr; i++)
{
if(a[i]>a[i+1])
{
aux=a[i];
a[i]=a[i+1];
a[i+1]=aux;
}
}
}
}
void Interclasare(int st, int dr)
{
int i,j,ok=1,ct=0;
i=1;
j=st;
while(ok)
{
if(a[i]<=a[j])
{
ct++;
b[ct]=a[i];
if(i<st-1)i++;
else while(ct<dr)
{
ct++;
b[ct]=a[j];
ok=0;
j++;
}
}
else
{
ct++;
b[ct]=a[j];
if(j<dr)j++;
else while(ct<dr)
{
ct++;
b[ct]=a[i];
ok=0;
i++;
}
}
}
for(i=1; i<=dr; i++)
a[i]=b[i];
}
int main()
{
int i,j,k;
fin>>N;
R=int(sqrt(double(N)));
j=1;
for(i=1; i<=N; i++)
{
fin>>a[i];
if(i%R==0)
{
Sortare(j,i);
if(i/R>1)Interclasare(j,i);
j=i+1;
}
else if(i==N)
{
Sortare(j,i);
if(j>1)Interclasare(j,i);
}
}
for(i=1; i<=N; i++)
fout<<a[i]<<" ";
}