Cod sursa(job #572045)

Utilizator TeodoraTanaseTeodora Tanase TeodoraTanase Data 4 aprilie 2011 23:13:53
Problema Buline Scor 0
Compilator cpp Status done
Runda brasov_11_jr Marime 0.84 kb
#include <cstdio>

using namespace std;

const int M=400000;
int n, a[M], p, s, x, smax, lmin;

void citire()
{
    scanf ("%d ",&n);
    for (int i=0; i<n; ++i)
    {
        scanf ("%d %d ",&a[i],&x);
        if (x==0)
            a[i]*=(-1);
    }
    for (int i=n; i<2*n; ++i)
        a[i]=a[i-n];
}

void parcurge()
{
    s=a[0];
    for (int i=1; i<2*n; ++i)
    {
        if (s+a[i]>=a[i])
            s+=a[i];
        else
        {
            s=a[i];
            p=i;
        }
        if (s>smax)
        {
            if (i-p>=n)
                break;
            smax=s;
            lmin=i-p+1;
        }
    }
}

int main()
{
    freopen ("buline.in","r",stdin);
    freopen ("buline.out","w",stdout);
    citire();
    parcurge();
    printf ("%d %d %d\n",smax,p+1,lmin);
    return 0;
}