Cod sursa(job #1854806)

Utilizator mihaialex14Dima Mihai mihaialex14 Data 23 ianuarie 2017 11:33:41
Problema Subsecventa de suma maxima Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.82 kb
#include <iostream>
#include <fstream>
#define nmax 6000005
using namespace std;

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

int a[nmax],lg[nmax];

int main()
{   //cout<<2*sizeof(a)/1024.0;
    int i,s,smax,imax,n;
    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;
}