Pagini recente » Cod sursa (job #1212919) | Cod sursa (job #1221692) | Cod sursa (job #97750) | Cod sursa (job #1710971) | Cod sursa (job #649302)
Cod sursa(job #649302)
#include <fstream>
#include <vector>
using namespace std;
ifstream in("algsort.in");
ofstream out("algsort.out");
const int N=500001;
vector <int> buckets[16];
int v[N],n,maxim;
void RadixSort(){
int i,j,k,place,aux;
for(i=0;maxim;maxim>>=4,i+=4){
for(j=1;j<=n;++j){
place=((v[j]>>i)&15);
buckets[place].push_back(v[j]);
}
aux=0;
for(j=0;j<=15;++j){
for(k=0;k<buckets[j].size();++k){
v[++aux]=buckets[j][k];
}
buckets[j].clear();
}
}
}
int main(){
int i;
in>>n;
for(i=1;i<=n;++i){
in>>v[i];
if(v[i]>maxim)
maxim=v[i];
}
RadixSort();
for(i=1;i<=n;i++){
out<<v[i]<<" ";
}
return 0;
}