Cod sursa(job #1038676)

Utilizator romircea2010FMI Trifan Mircea Mihai romircea2010 Data 21 noiembrie 2013 21:28:09
Problema Dtcsu Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.21 kb
#include <cstdio>
#include <bitset>
#define MOD1 (1<<19)
#define MOD2 666013
#define MOD3 666019
#define MOD4 123457

using namespace std;

bitset <MOD1> H1;
bitset <MOD2> H2;
bitset <MOD3> H3;
bitset <MOD4> H4;

inline bool Good(const long long x)
{
    if (!H1[x&MOD1] || !H2[x%MOD2] || !H3[x%MOD3] || !H4[x%MOD4])
        return false;
    return true;
}

int main()
{
    char ch[100];


    FILE *f = fopen("dtcsu.in", "r");
    for (int i = 1; i<=276997; ++i)
    {
        fgets(ch, 100, f);
        long long x = 0LL;
        int i;
        for (i=0; ch[i]; ++i)
            x = x*10 + ch[i] - '0';
        H1[x&MOD1] = true;
        H2[x%MOD2] = true;
        H3[x%MOD3] = true;
        H4[x%MOD4] = true;
    }
    fgets(ch, 100, f);
    int Q = 0;
    int i;
    for (i=0; ch[i]; ++i)
        Q = Q*10 + ch[i] - '0';

    int answer = 0;
    while (Q--)
    {
        fgets(ch, 100, f);
        long long x = 0LL;
        int i;
        for (i=0; ch[i]; ++i)
            x = x*10 + ch[i] - '0';
        if (Good(x))
            ++answer;
    }
    fclose(f);

    FILE *g = fopen("dtcsu.out", "w");
    fprintf(g, "%d\n", answer);
    fclose(g);


    return 0;
}