Cod sursa(job #1802077)

Utilizator usureluflorianUsurelu Florian-Robert usureluflorian Data 9 noiembrie 2016 20:47:17
Problema Twoton Scor 100
Compilator cpp Status done
Runda Arhiva ICPC Marime 0.49 kb
#include <fstream>
using namespace std;
ifstream fin("twoton.in");
ofstream fout("twoton.out");

int n;
int val[1000001],cnt[1000001],a[1000001];
int i;

int main()
{

    fin>>n;
    for(i=1;i<=n;++i) fin>>a[i];

    val[n]=a[n];
    cnt[n]=1;

    for(i=n-1;i>=1;--i)
    {
        if(val[i+1]>a[i]) {cnt[i]=(1+cnt[i+1])%19997; val[i]=a[i];}
        else
        {
            cnt[i]=(1+2*cnt[i+1])%19997;
            val[i]=val[i+1];
        }
    }
    fout<<cnt[1];

}