Cod sursa(job #2437865)

Utilizator robertnanuNanu Robert robertnanu Data 10 iulie 2019 16:01:59
Problema Subsecventa de suma maxima Scor 85
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.79 kb
#include<fstream>
#include<climits>
using namespace std;
ifstream f("ssm.in");
ofstream g("ssm.out");
int n,a[6000001],s,Max=INT_MIN,poz1,poz2,poz3;
int main()
{
    f>>n;
    bool ok=1;
    for(int i=1;i<=n;++i)
    {
        f>>a[i];
        if(a[i]>Max)
        {
            Max=a[i];
            poz3=i;
        }
        if(a[i]>=0)
            ok=0;
    }
    if(ok==1)
    {
        g<<Max<<' '<<poz3<<' '<<poz3;
        return 0;
    }
    Max=-1;
    s=0;
    int st=1;
    int dr=1;
    for(int i=1;i<=n;++i)
    {
        s+=a[i];
        if(s<=0)
        {
            s=0;
            st=i+1;
            dr=i+1;
        }
        if(s>Max)
        {
            Max=s;
            dr=i;
        }
    }
    g<<Max<<' '<<st<<' '<<dr;
    return 0;
}