Pagini recente » Cod sursa (job #2530527) | Cod sursa (job #621594) | Cod sursa (job #3240242) | Cod sursa (job #1439594) | Cod sursa (job #287342)
Cod sursa(job #287342)
#include <stdio.h>
int n,l,v[500001],a[500001];
void mergesort(int x,int y)
{
if(x>=y)
return;
int m,i,k,j;
m=(x+y)/2;
mergesort(x,m);
mergesort(m+1,y);
i=x;
j=m+1;
k=x-1;
while(i<=m && j<=y)
if(v[i]<=v[j])
{
a[++k]=v[i];
i++;
}
else
{
a[++k]=v[j];
j++;
}
if(i>m)
while(j<=y) a[++k]=v[j++];
else
while(i<=m) a[++k]=v[i++];
for(i=x;i<=y;i++)
v[i]=a[i];
}
int main()
{
freopen("algsort.in","r",stdin);
freopen("algsort.out","w",stdout);
scanf("%d",&n);
for(l=1;l<=n;l++)
scanf("%d",&v[l]);
mergesort(1,n);
for(l=1;l<=n;l++)
printf("%d ",v[l]);
return 0;
}