#include <iostream>
#include <vector>
using namespace std;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n, szukana;
cin >> n;
vector<int> ted(n);
for (int i = 0; i < ted.size(); i++) {
cin >> ted[i];
}
cin >> szukana;
int i = 0;
while (i < ted.size() && ted[i] != szukana) {
i++;
}
if (i < ted.size()) {
cout << "Mamy to!";
} else {
cout << "Ciemnosc widze!";
}
return 0;
}
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