Cod sursa(job #930707)

Utilizator tudorsTudor Siminic tudors Data 27 martie 2013 19:44:30
Problema Congr Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.05 kb
#include <fstream>
#include <cstdlib>
#include <string>
#include <ctime>
#define N 600010
using namespace std;

int p,i,A[N];
int rez[N];
int st,dr,nou,n;
long long s=0;

string linie;

ifstream f("congr.in");
ofstream g("congr.out");

void schimba()
{
    int aux;
    aux=A[st];
    A[st]=A[dr];
    A[dr]=aux;
    aux=rez[st];
    rez[st]=rez[dr];
    rez[dr]=aux;
}

int main()
{
    f>>p;
    getline(f,linie);
    getline(f,linie);
    n=0;
    for (i=0;i<linie.size();++i)
        if (linie[i]>='0' && linie[i]<='9')
        {
            nou=0;
            while (linie[i]>='0' && linie[i]<='9')
            {
                nou=nou*10+linie[i]-'0';
                ++i;
            }
            A[++n]=nou;
            if (n<=p)
                s+=nou;
            rez[n]=n;
        }
    while (s%p!=0)
    {
        st=rand()%p+1;
        dr=rand()%(p-1)+p+1;
        s=s+(A[dr]-A[st]);
        schimba();
    }
    for (i=1;i<=p;++i)
        g<<rez[i]<<" ";
    f.close();
    g.close();
    return 0;
}