Cod sursa(job #777324)

Utilizator anca_gheorgheGheorghe Anca Elena anca_gheorghe Data 11 august 2012 21:32:38
Problema Secventa 2 Scor 40
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.9 kb
#include <iostream>
#include <fstream>

using namespace std;

ifstream in("secv2.in");
ofstream out("secv2.out");

int v[50000];

int main()
{
    int n, k, i, s=0, smax=-999999, ck, st, dr;
    in>>n>>k;
    for(i=1;i<=n;i++)
    {
        in>>v[i];
    }
    for(i=1;i<=n;i++)
    {
        if(i<k)
            s+=v[i];
        else
        {
            s+=v[i];
            if(s>smax)
            {
                smax=s;
                dr=i;
            }
        }
    }
    s=0;
    ck=k;
    for(i=dr;i>=1;i--)
    {
        ck--;
        if(ck>0)
        {
            s+=v[i];
        }
        else
        {
            s+=v[i];
            if(s>smax)
            {
                smax=s;
                st=i;
            }
        }
    }
    s=0;
    for(i=st;i<=dr;i++)
    {
        s+=v[i];
    }
    out<<st<<" "<<dr<<" "<<s;
    return 0;
}