Cod sursa(job #2273692)

Utilizator cameliapatileaPatilea Catalina Camelia cameliapatilea Data 31 octombrie 2018 20:49:58
Problema Sortare prin comparare Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.77 kb
#include<iostream>
#include<fstream>
using namespace std;
ifstream f("algsort.in");
ofstream g("algsort.out");

int v[500005],n;

void ms(int i, int m,int j)
{
    int w[500005],x,y,k,t;
    x=i;
    y=(m+1);
    k=1;
    while(x<=m&&y<=j)
        if(v[x]<v[y])
            w[k++]=v[x++];
        else
            w[k++]=v[y++];
    while(x<=m)
        w[k++]=v[x++];
    while(y<=j)
        w[k++]=v[y++];
    t=1;
    for(k=i; k<=j; k++)
        v[k]=w[t++];

}
void dei(int i,int j)
{

    if(i<j)
    {
        int m=(i+j)/2;
        dei(i,m);
        dei(m+1,j);
        ms(i,m,j);
    }
}
int main()
{
    int i;
    f>>n;
    for(i=1; i<=n; i++)
        f>>v[i];
    dei(1,n);
    for(i=1; i<=n; i++)
        g<<v[i]<<" ";


}