#include "validator.h"

void run() {
	int N = Int(3, 200'000); Endl();

	vector<long long> H = SpacedInts(N, 0LL, 318'000'000'000LL);
    bool peak = false;
    for (int i = 1; i < N - 1; i++) peak |= H[i] >= H[i-1] && H[i] >= H[i+1];
    assert(peak);
}