Cod sursa(job #2867897)
Utilizator | Focsa Ionut-Madalin Madalin_Ionut | Data | 10 martie 2022 16:57:00 |
---|---|---|---|
Problema | Dtcsu | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.47 kb |
#include <bits/stdc++.h>
using namespace std;
ifstream fin("dtcsu.in");
ofstream fout("dtcsu.out");
int q;
unordered_map<long long, int> M;
void Citire()
{
int i, cnt = 0;
long long x;
for (i = 1; i <= 276997; i++)
{
fin >> x;
M[x]++;
}
fin >> q;
for (i = 1; i <= q; i++)
{
fin >> x;
if (M.find(x) != M.end()) cnt++;
}
fout << cnt << "\n";
}
int main()
{
Citire();
}