Mai intai trebuie sa te autentifici.
Cod sursa(job #2261778)
| Utilizator | Data | 16 octombrie 2018 17:45:40 | |
|---|---|---|---|
| Problema | Sortare prin comparare | Scor | 100 |
| Compilator | cpp-64 | Status | done |
| Runda | Arhiva educationala | Marime | 0.68 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("algsort.in");
ofstream g("algsort.out");
int n,v[500005],cls[500005];
void Merge(int lt,int rt)
{
if(lt==rt) return;
int md=(lt+rt)/2;
Merge(lt,md); Merge(md+1,rt);
int i=lt,j=md+1,ind=lt;
while(i<=md && j<=rt)
{
if(v[i]<v[j]) cls[ind]=v[i], ++i;
else cls[ind]=v[j], ++j;
++ind;
}
while(i<=md) cls[ind]=v[i], ++i, ++ind;
while(j<=rt) cls[ind]=v[j], ++j, ++ind;
for(i=lt;i<=rt;++i) v[i]=cls[i];
}
int main()
{
f>>n;
for(int i=1;i<=n;++i) f>>v[i];
Merge(1,n);
for(int i=1;i<=n;++i) g<<v[i]<<' ';
return 0;
}
