Cod sursa(job #1854818)

Utilizator TudorVisuTudor Visu TudorVisu Data 23 ianuarie 2017 11:35:33
Problema Subsecventa de suma maxima Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.77 kb
#include <iostream>
#include <fstream>
#define nmax 6000001
using namespace std;

ifstream fin("ssm.in");
ofstream fout("ssm.out");

int a[nmax],lg[nmax];

int main()
{   int n,i,s,smax,imax;
    fin>>n;
    for(i=1;i<=n;i++) fin>>a[i];
    fin.close();
    s=a[1]; lg[1]=1; smax=s; imax=1;
    for(i=2;i<=n;i++)
        if(s>=0)
           {s=s+a[i]; lg[i]=lg[i-1]+1;
            if(s>smax) {smax=s; imax=i;}
            else if(s==smax)
                if(lg[i]<lg[imax]) imax=i;
           }
        else
           {s=a[i]; lg[i]=1;
            if(s>smax) {smax=s; imax=i;}
            else if(s==smax)
                if(lg[i]<lg[imax]) imax=i;
           }
    fout<<smax<<" "<<imax-lg[imax]+1<<" "<<imax<<"\n";
    fout.close();
    return 0;
}