Cod sursa(job #895377)

Utilizator mvcl3Marian Iacob mvcl3 Data 27 februarie 2013 11:10:54
Problema Subsir crescator maximal Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.93 kb
#include<fstream>
using namespace std;

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

const int NMAX = 100009;
int a[NMAX], best[NMAX], n, pre[NMAX], maxim, poz;

int main()
{
 //   freopen("scmax.in", "rt", stdin); freopen("scmax.out", "wt", stdout);

   // scanf("%d", &n);
    f>>n;
    for(int i = 1; i <= n; ++i) f>>a[i]; //scanf("%d", &a[i]);
    best[n] = 1;
    pre[n] = n + 1;
    for(int i = n - 1; i >= 1; --i)
    {
        if(a[i] < a[i + 1])
        {
            best[i] = best[i + 1] + 1;
            pre[i] = i + 1;
        }
        else
        if(a[i] == a[i + 1])
            if(a[i] < a[pre[i + 1]]) best[i] = 1 + best[pre[i + 1]], pre[i] = pre[i + 1];
        if(maxim < best[i]) maxim = best[i], poz = i;
    }

    g<<maxim<<'\n';
    //printf("%d\n", maxim);
    for(int i = poz; i <= n; i = pre[i])
       g<<a[i]<<' ';//printf("%d ", a[i]);
    g<<'\n';
    g.close();
    return 0;
}