Cod sursa(job #1787214)

Utilizator lokixdSebastian lokixd Data 24 octombrie 2016 12:33:12
Problema Subsir crescator maximal Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.61 kb
#include<fstream>
using namespace std;
ifstream f("scmax.in");
ofstream g("scmax.out");
int n,v[1000001],ns,sol[1000000],a[1000001];
void citire()
{
    f>>n;
    for(int i=1;i<=n;++i)
        f>>v[i];
}
void afis(int k)
{
    for(int i=1;i<=k;++i)
        sol[i]=a[i];
    ns=k;
}
bool verif(int k)
{
    if(v[a[k]]<=v[a[k-1]])
        return 0;
    return 1;
}
void bt(int k)
{
    if (k>ns) afis(k);
    for(int i=a[k-1]+1;i<=n;++i)
    {
        a[k]=i; if(verif(k)) bt(k+1);
    }
}
int main()
{
    citire(); bt(1); g<<ns-1<<endl;
    for(int i=1;i<ns;++i)
    g<<v[sol[i]]<<" ";
}