Cod sursa(job #2132981)

Utilizator bodea.georgianaBodea Georgiana bodea.georgiana Data 16 februarie 2018 13:10:28
Problema Buline Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.78 kb
#include <stdio.h>

using namespace std;
FILE *f,*g;

int v[200004];
int main()
{
    int n,i,nr,xx,li=1,lf=1,so=-999999999,si=0,lg=0,tot=0,poz;
    f=fopen("buline.in","r");
    g=fopen("buline.out","w");
    fscanf(f,"%d",&n);
    for(i=1;i<=n;i++)
    {
        fscanf(f,"%d %d",&v[i],&xx);
        if(xx==0)
            v[i]=v[i]*(-1);
        v[n+i]=v[i];
    }
    for(i=1;i<=2*n;i++)
    {
        if(si<0)
        {
            if(i>n)
                break;
            si=v[i],li=i;
        }
        else
            si+=v[i];
        if(si>so&&i-li+1<=n)
        {
            so=si;
            poz=li;
            lf=i;
        }
    }
    lg=lf-poz+1;
    fprintf(g,"%d %d %d",so,poz,lg);

    fclose(f);
    fclose(g);
    return 0;
}