Cod sursa(job #389426)

Utilizator dudutCancel Radu Constantin dudut Data 1 februarie 2010 17:34:44
Problema Sortare prin comparare Scor 20
Compilator cpp Status done
Runda Arhiva educationala Marime 0.56 kb
#include<iostream.h>
#include<fstream.h>
int a[50],i,n;
int pivot(int st,int dr)
{int j,i,di,dj,aux;
i=st;
j=dr;
di=0;dj=1;
while(i<j)
	{if(a[i]>a[j])
	{aux=a[i];
	a[i]=a[j];
	a[j]=aux;
	
	aux=di;
	di=dj;
	dj=aux;
	}
	
	i+=di;
	j-=dj;
}
return i;
}
int quick(int st,int dr)
{int p;
if(st<dr)
{p=pivot(st,dr);
quick(st,p-1);
quick(p+1,dr);
}
}
int main()
{ifstream f("algsort.in");
ofstream g("algsort.out");
	f>>n;
for(i=1;i<=n;i++)
	f>>a[i];
quick(1,n);
for(i=1;i<=n;i++)
	g<<a[i]<<" ";
f.close();
g.close();
return 0;
}