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Cod sursa(job #1732785)

Utilizator RaduMirceaAndreiRadu Mircea Andrei RaduMirceaAndrei Data 22 iulie 2016 15:49:18
Problema Radix Sort Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.79 kb
# include <fstream>
# define DIM 10000010
using namespace std;
ifstream fin("radixsort.in");
ofstream fout("radixsort.out");
int v[DIM],sol[DIM],f[256],n,a,b,c,d,i,j;
long long l;
int main () {
    fin>>n>>a>>b>>c;
    v[1]=b;
    a%=c;
    b%=c;
    for(i=2;i<=n;i++){
        l=1LL*a*v[i-1]%c;
        l+=b;
        if(l>=c)
            l-=c;
        v[i]=l;
    }
    for(j=1;j<=4;j++){
        for(i=0;i<256;i++)
            f[i]=0;
        for(i=1;i<=n;i++)
            f[(v[i]>>d)&255]++;
        for(i=1;i<256;i++)
            f[i]+=f[i-1];
        for(i=n;i>=1;i--)
            sol[f[(v[i]>>d)&255]--]=v[i];
        for(i=1;i<=n;i++)
            v[i]=sol[i];
        d+=8;
    }
    for(i=1;i<=n;i+=10)
        fout<<v[i]<<" ";
    fout<<"\n";
    return 0;
}