#include "diameter.h"
#include <bits/stdc++.h>

using namespace std;

// #define LOCK_GETCHAR
// #define USE_INT_128

#if __cplusplus < 201400
#warning "Please use c++14 or higher."
#define CONSTEXPR_FUNC
#define ENABLE_IF_INT
#else
#define CONSTEXPR_FUNC constexpr
#define ENABLE_IF_INT , enable_if_t<_is_integer<T>, int> = 0
template <class T> constexpr bool _is_integer = numeric_limits<T>::is_integer;
template <> constexpr bool _is_integer<bool> = false;
template <> constexpr bool _is_integer<char> = false;
#ifdef USE_INT_128
template <> constexpr bool _is_integer<__int128> = true;
template <> constexpr bool _is_integer<__uint128_t> = true;
#endif
#endif

#if !defined(_WIN32) && !defined(__CYGWIN__) && !defined(LOCK_GETCHAR)
#define getchar getchar_unlocked
#endif

#define il inline
#define mkp make_pair
#define fi first
#define se second
#define ssz(x) (signed((x).size()))
#define _loop_i_t(j, k) make_signed_t<decltype((j) - (k))>
#define For(i, j, k) for (_loop_i_t(j, k) i = (j); i <= (k); ++i) // NOLINT
#define ForDown(i, j, k)                                                       \
  for (_loop_i_t(j, k) i = (j); i >= decltype(i)(k); --i) // NOLINT
#define eb emplace_back
#ifndef ONLINE_JUDGE
#define FileIO(filename)                                                       \
  freopen(filename ".in", "r", stdin);                                         \
  freopen(filename ".out", "w", stdout)
#else
#define FileIO(filename) void(0)
#endif

using ll = long long;
using uint = unsigned int;
using ull = unsigned long long;
using db = double;
using ldb = long double;
using pii = pair<int, int>;
using pll = pair<ll, ll>;
#ifdef USE_INT_128
using lll = __int128_t;
using ulll = __uint128_t;
#endif

// clang-format off
CONSTEXPR_FUNC il ll qpow(ll x, ull y, ll mod){ ll ans = 1; x %= mod; while (y) { if (y & 1) (ans *= x) %= mod; (x *= x) %= mod; y >>= 1; } return ans; }
template<typename T> CONSTEXPR_FUNC il void cmin(T & x, const T &y){ x = min(x, y); }
template<typename T> CONSTEXPR_FUNC il void cmax(T & x, const T &y){ x = max(x, y); }
template<typename T ENABLE_IF_INT> il void read(T &x){ x = 0; int f = 1; int c = getchar(); while (!isdigit(c)) { if (c == '-') f = -1; c = getchar(); } while (isdigit(c)) { x = x * 10 + (c - '0'); c = getchar(); } x *= f; }
template<typename T, typename ... Args> il void read(T &x, Args &... y){ read(x), read(y...); }
// clang-format on

// File head end

namespace {
constexpr ll MAXN = 1e5 + 5;
int n;
pii brute() {
  if (n <= 2)
    return {1, n};
  int x = 1, y = 2, z = 3, cur = query(x, y, z);
  For(i, 4, n) {
    int nxt = query(i, y, z);
    if (nxt > cur)
      x = i, cur = nxt;
  }
  For(i, 1, n) if (i != x && i != z) {
    int nxt = query(x, i, z);
    if (nxt > cur)
      y = i, cur = nxt;
  }
  pii minv = {cur, z};
  For(i, 1, n) if (i != x && i != y) {
    int nxt = query(x, y, i);
    if (nxt > cur)
      z = i, cur = nxt;
    cmin(minv, mkp(nxt, i));
  }
  int disXY = !in(minv.se, x, y) ? 1 : minv.fi / 2;
  minv = {n + 5, 0};
  For(i, 1, n) if (i != x && i != z) cmin(minv, mkp(query(x, z, i), i));
  assert(minv.se);
  int disXZ = !in(minv.se, x, z) ? 1 : minv.fi / 2;
  int disYZ = cur - disXY - disXZ;
  if (disXY >= disXZ && disXY >= disYZ)
    return {x, y};
  else if (disXZ >= disXY && disXZ >= disYZ)
    return {x, z};
  return {y, z};
}
} // namespace

pii find_diameter(int task_id, int _n) {
  n = _n;
  // if (n <= 5)
  return brute();
}