Cod sursa(job #1039754)

Utilizator Kira96Denis Mita Kira96 Data 23 noiembrie 2013 16:02:39
Problema Dtcsu Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.22 kb
#include<fstream>
#include<algorithm>
#include<cstring>
#define DIM 100000
#define C 276997
using namespace std;
ifstream f("dtcsu.in");
ofstream g("dtcsu.out");
char s[DIM];
long long nr,v[DIM];
int sol,st,dr,mij,t,nb,i,n;
bool cb(long long x)
{
    while(!(x&1))
        x>>=1;
    st=1; dr=t;
    if(x>v[dr])
        return 0;
    while(st<=dr)
    {
        mij=(st+dr)>>1;
        if(x==v[mij])
            return 1;
        if(x>v[mij])
            st=mij+1;
        else
            dr=mij-1;
    }
    return 0;
}
int main ()
{
    f.get(s,DIM,EOF);
    while(s[0])
    {
        n=strlen(s);
        for(i=0;i<n;++i)
        {
            if(s[i]<='9'&&s[i]>='0')
            nr=nr*10+s[i]-'0';
            else
            {
                if(nb>C)
                    sol+=cb(nr);
                else
                if(nb==C)
                {
                    sort(v+1,v+t+1);
                    nb++;
                }
                else
                {
                    nb++;
                    if(nr&1)
                        v[++t]=nr;
                }
                nr=0;
            }
        }
        f.get(s,DIM,EOF);
    }
    g<<sol;
    return 0;
}