Cod sursa(job #1499952)

Utilizator SlevySlevoaca Stefan-Gabriel Slevy Data 11 octombrie 2015 12:49:28
Problema Subsecventa de suma maxima Scor 95
Compilator cpp Status done
Runda Arhiva educationala Marime 0.83 kb
#include <fstream>
#define NMAX 6000006
#define MIN -2000000000

using namespace std;

ifstream in("ssm.in");
ofstream out("ssm.out");
int n;
int p[NMAX];
int a[NMAX];

int main()
{
    in>>n;
    for(int i=1;i<=n;i++)
        in>>a[i];
    in.close();
    long long int maxx = MIN;
    int pozi = 1,pozf = 1;
    int pi = 1,pf =1;
    p[1] = a[1];
    pozi = 1;
    pozf = 1;
    for(int i=2;i<=n;i++)
    {
        if(p[i-1]+a[i]>a[i])
        {
            p[i] = p[i-1]+a[i];
           pozf++;
        }
        else
        {
           p[i] = a[i];
           pozi = i;
           pozf = i;
        }
          if(maxx<p[i])
        {
            maxx = p[i];
            pi = pozi;
            pf = pozf;
        }
    }
    out<<maxx<<" "<<pi<<" "<<pf<<'\n';
    out.close();
    return 0;
}