include <bits/stdc++.h>

using namespace std; template void debugVector(const T &a) {

cout << "[ ";
for (size_t i = 0; i < a.size(); ++i) {
    cout << a[i] << (i == a.size() - 1 ? " " : ", ");
}
cout << "]" << endl;

}

template void debugMatrix2(const T &a) {

for (size_t i = 0; i < a.size(); ++i) {
    debugVector(a[i]);
}

}

template using matrix2 = vector<vector>;

template vector<vector> getMatrix2(size_t n, size_t m, T init = T()) {

return vector<vector<T>>(n, vector<T>(m, init));

}

template using matrix3 = vector<vector<vector>>;

template vector<vector<vector>> getMatrix3(size_t x, size_t y, size_t z, T init = T()) {

return vector<vector<vector<T>>>(x, vector<vector<T>>(y, vector<T>(z, init)));

}

vector genBigInteger(string a) {

vector<int> res;
for (int i = a.size() - 1; i >= 0; --i) {
    res.push_back(a[i] - '0');
}
return res;

}

void printBigInteger(vector a) {

for (size_t i = a.size() - 1; i >= 0; --i) {
    cout << a[i];
}

}

vector addBigInteger(vector a, vector b) {

vector<int> res;
int pre = 0;
for (size_t i = 0; i < a.size() || i < b.size() || pre; ++i) {
    if (i < a.size()) pre += a[i];
    if (i < b.size()) pre += b[i];
    res.push_back(pre % 10);
    pre /= 10;
}
return res;

}

int main() {

cout <<"turn off the light.turn off the light.turn off the light." <<endl;
return 0;

}