Cod sursa(job #2013201)

Utilizator stefdascalescuStefan Dascalescu stefdascalescu Data 20 august 2017 19:39:39
Problema Buline Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.78 kb
#include<fstream>
using namespace std;
ifstream f("buline.in");
ofstream g("buline.out");
long long sum, n,rez,a, poz1, poz2, pozz=1;
long long v[400002],b;
long long max1,pz;
int main()
{
    f>>n;
    rez=-n*10000;
    for(int i=1;i<=n;++i)
    {
        f>>a>>b;
        if(b==0)
            a=-a;
        v[i]=a,v[n+i]=v[i];
        if(a>max1)
            max1=a,pz=i;
    }
    for (int i = 1; i <=2* n && pozz<=n; i++)
    {
        a=v[i];
        if (sum < 0)
        {
            pozz = i;
            sum = a;
        }
        else
            sum = sum + a;
        if (sum > rez && i-pozz<n)
        {
            rez = sum;
            poz1 = pozz;
            poz2 = i;
        }
    }
    g<<rez<<" "<<poz1<<" "<<poz2-poz1+1;
    return 0;
}