Cod sursa(job #518494)

Utilizator darrenRares Buhai darren Data 1 ianuarie 2011 14:22:34
Problema Ghiozdan Scor 90
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.12 kb
#include <cstring>
#include <fstream>
#include <vector>

using namespace std;

int N, G;
int V[20010], Minob[75002];
vector<pair<int, short> > T[75002];
int Gmax, Nmin;

int main()
{
	ifstream fin("ghiozdan.in");
	ofstream fout("ghiozdan.out");

    fin >> N >> G;
    for (int i = 1; i <= N; ++i)
        fin >> V[i];
    memset(Minob, -1, sizeof(Minob));

    Minob[0] = 0;
    for (int i = 1; i <= N; ++i)
    {
        for (int j = G - V[i]; j >= 0; --j)
            if (Minob[j] != -1 && (Minob[j] + 1 < Minob[j + V[i]] || Minob[j + V[i]] == -1))
            {
                Minob[j + V[i]] = Minob[j] + 1;
                T[j + V[i]].push_back(make_pair(j, T[j].size()));
                if (j + V[i] >= Gmax)
                    Gmax = j + V[i], Nmin = Minob[j + V[i]];
            }
    }

    fout << Gmax << ' ' << Nmin << '\n';

    int now = Gmax, pos = T[Gmax].size(), aux;
    while (now)
    {
        fout << now - T[now][pos - 1].first << '\n';

        aux = now;
        now = T[now][pos - 1].first;
        pos = T[aux][pos - 1].second;
    }

	fin.close();
	fout.close();
}