Cod sursa(job #2460153)

Utilizator Codrut112Codrut Copas Codrut112 Data 22 septembrie 2019 21:25:19
Problema Subsecventa de suma maxima Scor 70
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.87 kb
#include <iostream>
#include <fstream>
using namespace std;
int n,v[6000001],st[6000001],dp[6000001],i,a,b,mx;

int main()
{
    ifstream f("ssm.in");
    ofstream g("ssm.out");
    f>>n;
    for(i=1; i<=n; i++)f>>v[i];
    st[1]=1;
    dp[1]=v[1];
    mx=dp[1];
    for(i=2; i<=n; i++)
    {
        if(dp[i-1]>0)
        {
            st[i]=st[i-1];
            dp[i]=dp[i-1]+v[i];
        }
        else
        {
            dp[i]=v[i];
            st[i]=i;

        }


    if(mx<dp[i])
    {
        mx=dp[i];
        a=st[i];
        b=i;
    }
    if(mx==dp[i])
    {
        if(st[i]<a)
        {
            mx=dp[i];
            a=st[i];
            b=i;
        }
        if(v[st[i]]==a and b-a>i-st[i])
        {
            mx=dp[i];
            a=st[i];
            b=i;
        }
    }}
    g<<mx<<" "<<a<<" "<<b;

}