Cod sursa(job #1411313)

Utilizator bostanmateiBostan Matei-Calin bostanmatei Data 31 martie 2015 16:58:21
Problema Subsecventa de suma maxima Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.9 kb
#include <fstream>
using namespace std;
ifstream fin("ssm.in");
ofstream fout("ssm.out");
int n,a[6000002],i,sum,sumtot,x,ok,xf,q=0,yf;
int main()
{
    fin >> n;
    for(i = 1; i <= n; i++)
        fin >> a[i];
    fin.close();
    sum=sumtot=ok=0;
    for(i = 1; i <= n; i++)
    {
        sum+=a[i];
        if(sum >= 0)
        {
            if(q == 0)
                x = i;
            q = 1;
            if(sum >= sumtot)
            {
                sumtot = sum;
                ok = 1;
                xf=x;
                yf = i;
            }
        }
        else
            ok=q=sum=0;
    }
    if(!sumtot)
    {
        sumtot =-999999;
        for(i=1; i<=n; i++)
            if(a[i]>sumtot)
            {
                sumtot=a[i];
                xf=yf=i;
            }
    }
    fout << sumtot<<" "<< xf<<" "<<yf<<"\n";
    fout.close();
    return 0;
}