oj.uz

Submission #625897

# Submission time Handle Problem Language Result Execution time Memory
625897 2022-08-11T01:19:22 Z Benq Radio Towers (IOI22_towers) C++17
100 / 100
 1981 ms 257708 KB 
#include "towers.h"

#include <vector>

#include <bits/stdc++.h>
using namespace std;
 
using ll = long long;
using db = long double; // or double, if TL is tight
using str = string; // yay python! 

// pairs
using pi = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
#define mp make_pair
#define f first
#define s second

#define tcT template<class T
#define tcTU tcT, class U
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
using vi = V<int>;
using vb = V<bool>;
using vl = V<ll>;
using vd = V<db>;
using vs = V<str>;
using vpi = V<pi>;
using vpl = V<pl>;
using vpd = V<pd>;

// vectors
// oops size(x), rbegin(x), rend(x) need C++17
#define sz(x) int((x).size())
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define rall(x) x.rbegin(), x.rend() 
#define sor(x) sort(all(x)) 
#define rsz resize
#define ins insert 
#define pb push_back
#define eb emplace_back
#define ft front()
#define bk back()

#define lb lower_bound
#define ub upper_bound
tcT> int lwb(V<T>& a, const T& b) { return int(lb(all(a),b)-bg(a)); }
tcT> int upb(V<T>& a, const T& b) { return int(ub(all(a),b)-bg(a)); }

// loops
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define rep(a) F0R(_,a)
#define each(a,x) for (auto& a: x)

const int MOD = 1e9+7; // 998244353;
const int MX = 2e5+5;
const ll BIG = 1e18; // not too close to LLONG_MAX
const db PI = acos((db)-1);
const int dx[4]{1,0,-1,0}, dy[4]{0,1,0,-1}; // for every grid problem!!
mt19937 rng((uint32_t)chrono::steady_clock::now().time_since_epoch().count()); 
template<class T> using pqg = priority_queue<T,vector<T>,greater<T>>;

// bitwise ops
// also see https://gcc.gnu.org/onlinedocs/gcc/Other-Builtins.html
constexpr int pct(int x) { return __builtin_popcount(x); } // # of bits set
constexpr int bits(int x) { // assert(x >= 0); // make C++11 compatible until USACO updates ...
  return x == 0 ? 0 : 31-__builtin_clz(x); } // floor(log2(x)) 
constexpr int p2(int x) { return 1<<x; }
constexpr int msk2(int x) { return p2(x)-1; }

ll cdiv(ll a, ll b) { return a/b+((a^b)>0&&a%b); } // divide a by b rounded up
ll fdiv(ll a, ll b) { return a/b-((a^b)<0&&a%b); } // divide a by b rounded down

tcT> bool ckmin(T& a, const T& b) {
  return b < a ? a = b, 1 : 0; } // set a = min(a,b)
tcT> bool ckmax(T& a, const T& b) {
  return a < b ? a = b, 1 : 0; } // set a = max(a,b)

tcTU> T fstTrue(T lo, T hi, U f) {
  ++hi; assert(lo <= hi); // assuming f is increasing
  while (lo < hi) { // find first index such that f is true 
    T mid = lo+(hi-lo)/2;
    f(mid) ? hi = mid : lo = mid+1; 
  } 
  return lo;
}
tcTU> T lstTrue(T lo, T hi, U f) {
  --lo; assert(lo <= hi); // assuming f is decreasing
  while (lo < hi) { // find first index such that f is true 
    T mid = lo+(hi-lo+1)/2;
    f(mid) ? lo = mid : hi = mid-1;
  } 
  return lo;
}
tcT> void remDup(vector<T>& v) { // sort and remove duplicates
  sort(all(v)); v.erase(unique(all(v)),end(v)); }
tcTU> void erase(T& t, const U& u) { // don't erase
  auto it = t.find(u); assert(it != end(t));
  t.erase(it); } // element that doesn't exist from (multi)set

#define tcTUU tcT, class ...U

inline namespace Helpers {
  //////////// is_iterable
  // https://stackoverflow.com/questions/13830158/check-if-a-variable-type-is-iterable
  // this gets used only when we can call begin() and end() on that type
  tcT, class = void> struct is_iterable : false_type {};
  tcT> struct is_iterable<T, void_t<decltype(begin(declval<T>())),
                                    decltype(end(declval<T>()))
                                   >
                         > : true_type {};
  tcT> constexpr bool is_iterable_v = is_iterable<T>::value;

  //////////// is_readable
  tcT, class = void> struct is_readable : false_type {};
  tcT> struct is_readable<T,
          typename std::enable_if_t<
              is_same_v<decltype(cin >> declval<T&>()), istream&>
          >
      > : true_type {};
  tcT> constexpr bool is_readable_v = is_readable<T>::value;

  //////////// is_printable
  // // https://nafe.es/posts/2020-02-29-is-printable/
  tcT, class = void> struct is_printable : false_type {};
  tcT> struct is_printable<T,
          typename std::enable_if_t<
              is_same_v<decltype(cout << declval<T>()), ostream&>
          >
      > : true_type {};
  tcT> constexpr bool is_printable_v = is_printable<T>::value;
}

inline namespace Input {
  tcT> constexpr bool needs_input_v = !is_readable_v<T> && is_iterable_v<T>;
  tcTUU> void re(T& t, U&... u);
  tcTU> void re(pair<T,U>& p); // pairs

  // re: read
  tcT> typename enable_if<is_readable_v<T>,void>::type re(T& x) { cin >> x; } // default
  tcT> void re(complex<T>& c) { T a,b; re(a,b); c = {a,b}; } // complex
  tcT> typename enable_if<needs_input_v<T>,void>::type re(T& i); // ex. vectors, arrays
  tcTU> void re(pair<T,U>& p) { re(p.f,p.s); }
  tcT> typename enable_if<needs_input_v<T>,void>::type re(T& i) {
    each(x,i) re(x); }
  tcTUU> void re(T& t, U&... u) { re(t); re(u...); } // read multiple

  // rv: resize and read vectors
  void rv(size_t) {}
  tcTUU> void rv(size_t N, V<T>& t, U&... u);
  template<class...U> void rv(size_t, size_t N2, U&... u);
  tcTUU> void rv(size_t N, V<T>& t, U&... u) {
    t.rsz(N); re(t);
    rv(N,u...); }
  template<class...U> void rv(size_t, size_t N2, U&... u) {
    rv(N2,u...); }

  // dumb shortcuts to read in ints
  void decrement() {} // subtract one from each
  tcTUU> void decrement(T& t, U&... u) { --t; decrement(u...); }
  #define ints(...) int __VA_ARGS__; re(__VA_ARGS__);
  #define int1(...) ints(__VA_ARGS__); decrement(__VA_ARGS__);
}

inline namespace ToString {
  tcT> constexpr bool needs_output_v = !is_printable_v<T> && is_iterable_v<T>;

  // ts: string representation to print
  tcT> typename enable_if<is_printable_v<T>,str>::type ts(T v) {
    stringstream ss; ss << fixed << setprecision(15) << v;
    return ss.str(); } // default
  tcT> str bit_vec(T t) { // bit vector to string
    str res = "{"; F0R(i,sz(t)) res += ts(t[i]);
    res += "}"; return res; }
  str ts(V<bool> v) { return bit_vec(v); }
  template<size_t SZ> str ts(bitset<SZ> b) { return bit_vec(b); } // bit vector
  tcTU> str ts(pair<T,U> p); // pairs
  tcT> typename enable_if<needs_output_v<T>,str>::type ts(T v); // vectors, arrays
  tcTU> str ts(pair<T,U> p) { return "("+ts(p.f)+", "+ts(p.s)+")"; }
  tcT> typename enable_if<is_iterable_v<T>,str>::type ts_sep(T v, str sep) {
    // convert container to string w/ separator sep
    bool fst = 1; str res = "";
    for (const auto& x: v) {
      if (!fst) res += sep;
      fst = 0; res += ts(x);
    }
    return res;
  }
  tcT> typename enable_if<needs_output_v<T>,str>::type ts(T v) {
    return "{"+ts_sep(v,", ")+"}"; }

  // for nested DS
  template<int, class T> typename enable_if<!needs_output_v<T>,vs>::type 
    ts_lev(const T& v) { return {ts(v)}; }
  template<int lev, class T> typename enable_if<needs_output_v<T>,vs>::type 
    ts_lev(const T& v) {
    if (lev == 0 || !sz(v)) return {ts(v)};
    vs res;
    for (const auto& t: v) {
      if (sz(res)) res.bk += ",";
      vs tmp = ts_lev<lev-1>(t);
      res.ins(end(res),all(tmp));
    }
    F0R(i,sz(res)) {
      str bef = " "; if (i == 0) bef = "{";
      res[i] = bef+res[i];
    }
    res.bk += "}";
    return res;
  }
}

inline namespace Output {
  template<class T> void pr_sep(ostream& os, str, const T& t) { os << ts(t); }
  template<class T, class... U> void pr_sep(ostream& os, str sep, const T& t, const U&... u) {
    pr_sep(os,sep,t); os << sep; pr_sep(os,sep,u...); }
  // print w/ no spaces
  template<class ...T> void pr(const T&... t) { pr_sep(cout,"",t...); } 
  // print w/ spaces, end with newline
  void ps() { cout << "\n"; }
  template<class ...T> void ps(const T&... t) { pr_sep(cout," ",t...); ps(); } 
  // debug to cerr
  template<class ...T> void dbg_out(const T&... t) {
    pr_sep(cerr," | ",t...); cerr << endl; }
  void loc_info(int line, str names) {
    cerr << "Line(" << line << ") -> [" << names << "]: "; }
  template<int lev, class T> void dbgl_out(const T& t) {
    cerr << "\n\n" << ts_sep(ts_lev<lev>(t),"\n") << "\n" << endl; }
  #ifdef LOCAL
    #define dbg(...) loc_info(__LINE__,#__VA_ARGS__), dbg_out(__VA_ARGS__)
    #define dbgl(lev,x) loc_info(__LINE__,#x), dbgl_out<lev>(x)
  #else // don't actually submit with this
    #define dbg(...) 0
    #define dbgl(lev,x) 0
  #endif

  const clock_t beg = clock();
  #define dbg_time() dbg((db)(clock()-beg)/CLOCKS_PER_SEC)
}

inline namespace FileIO {
  void setIn(str s)  { freopen(s.c_str(),"r",stdin); }
  void setOut(str s) { freopen(s.c_str(),"w",stdout); }
  void setIO(str s = "") {
    cin.tie(0)->sync_with_stdio(0); // unsync C / C++ I/O streams
    // cin.exceptions(cin.failbit);
    // throws exception when do smth illegal
    // ex. try to read letter into int
    if (sz(s)) setIn(s+".in"), setOut(s+".out"); // for old USACO
  }
}

/**
 * Description: 1D range minimum query. Can also do queries 
   * for any associative operation in $O(1)$ with D\&C
 * Source: KACTL
 * Verification: 
  * https://cses.fi/problemset/stats/1647/
  * http://wcipeg.com/problem/ioi1223
  * https://pastebin.com/ChpniVZL
 * Memory: O(N\log N)
 * Time: O(1)
 */

tcT> struct RMQ {
  int level(int x) { return 31-__builtin_clz(x); }
  V<T> v; V<vi> jmp;
  int cmb(int a, int b) {
    return v[a]==v[b]?min(a,b):(v[a]<v[b]?a:b); }
  void init(const V<T>& _v) {
    v = _v; jmp = {vi(sz(v))};
    iota(all(jmp[0]),0);
    for (int j = 1; 1<<j <= sz(v); ++j) {
      jmp.pb(vi(sz(v)-(1<<j)+1));
      F0R(i,sz(jmp[j])) jmp[j][i] = cmb(jmp[j-1][i],
        jmp[j-1][i+(1<<(j-1))]);
    }
  }
  int index(int l, int r) {
    assert(l <= r); int d = level(r-l+1);
    return cmb(jmp[d][l],jmp[d][r-(1<<d)+1]); }
  T query(int l, int r) { return v[index(l,r)]; }
};

struct PSeg {
  int N;
  struct Node {
    int sum = 0;
    Node *l = nullptr, *r = nullptr;
    Node* upd(int L, int R, int pos, int inc) {
      if (L == R) {
        return new Node{this->sum+inc};
      }
      int M = (L+R)/2;
      if (pos <= M) {
        auto l = this->l->upd(L, M, pos, inc);
        return new Node{l->sum+this->r->sum, l, this->r};
      } else {
        auto r = this->r->upd(M+1, R, pos, inc);
        return new Node{this->l->sum+r->sum, this->l, r};
      }
    }
    int query(int L, int R, int up) {
      if (R <= up) return sum;
      if (up < L) return 0;
      int M = (L+R)/2;
      return l->query(L, M, up) + r->query(M+1, R, up);
    }
  };
  V<Node*> stor;
  Node* build(int L, int R) {
    if (L == R) return new Node{};
    int M = (L+R)/2;
    auto l = build(L, M), r = build(M+1, R);
    return new Node{0,l,r};
  }
  void inc(int pos, int inc) {
    stor.pb(stor.bk->upd(0, N-1, pos, inc));
  }
  int query(int it, int up) {
    return stor.at(it)->query(0, N-1, up);
  }
  void init(int N_) {
    N = N_;
    stor.pb(build(0, N-1));
  }
};


RMQ<int> pos, neg;
vi H, lef, rig;

int qmin(int l, int r) {
  return pos.query(l, r);
}

int qmax(int l, int r) {
  return -neg.query(l, r);
}

V<AR<int,4>> ev;
PSeg a, b;

void init(int N, std::vector<int> H_) {
  H = H_;
  pos.init(H_);
  each(t,H_) t *= -1;
  neg.init(H_);
  lef.rsz(N), rig.rsz(N);
  {
    vi stk{-1};
    F0R(i,N) {
      while (stk.bk != -1 && H[stk.bk] <= H[i]) stk.pop_back();
      lef[i] = stk.bk+1;
      stk.pb(i);
    }
  }
  {
    vi stk{N};
    R0F(i,N) {
      while (stk.bk != N && H[stk.bk] < H[i]) stk.pop_back();
      rig[i] = stk.bk-1;
      stk.pb(i);
    }
  }
  F0R(i,N) if (lef[i] < i) {
    int mn = qmin(lef[i], i);
    int lo = qmax(lef[i], i-1), hi = H[i];
    lo -= mn, hi -= mn;
    assert(lo <= hi);
    if (lo < hi) {
      // dbg("PUSHING L", lef[i], i, lo, hi);
      ev.pb({lo, 1, lef[i], i});
      ev.pb({hi, 0, lef[i], i});
    }
  }
  F0R(i,N) if (rig[i] > i) {
    int mn = qmin(i, rig[i]);
    int lo = qmax(i+1, rig[i]), hi = H[i];
    lo -= mn, hi -= mn;
    assert(lo <= hi);
    if (lo < hi) {
      // dbg("PUSHING R", i, rig[i], lo, hi);
      ev.pb({lo, 1, i, rig[i]});
      ev.pb({hi, 0, i, rig[i]});
    }
  }
  sor(ev);
  a.init(N), b.init(N);
  each(t, ev) {
    a.inc(t[2], (t[1] == 1 ? 1 : -1));
    b.inc(t[3], (t[1] == 1 ? 1 : -1));
  }
}
// # with right <= R - # with

int max_towers(int L, int R, int D) {
  // dbg("MAX TOWERS", L, R, D);
  auto small_interval = [&](int l, int r) {
    // dbg("TESTING", l, r);
    return l <= r && qmax(l, r) - qmin(l, r) < D;
  };
  if (small_interval(L, R)) return 1;
  int ans = 0;
  {
    int M = fstTrue(L, R, [&](int i) { return qmax(L, i) - qmin(L, i) >= D; } );
    if (M <= R && lef.at(M) < L) ++ans;
  }
  {
    int M = lstTrue(L, R, [&](int i) { return qmax(i, R) - qmin(i, R) >= D; });
    if (M >= L && rig.at(M) > R) ++ans;
  }
  // dbg(ev, L, R, D);
  // dbg("BEFORE", ans);
  int it = lwb(ev, {D, 0, 0, 0});
  ans += b.query(it, R) - a.query(it, L-1);
  return ans;
}

Compilation message

towers.cpp: In function 'void FileIO::setIn(str)':
towers.cpp:248:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  248 |   void setIn(str s)  { freopen(s.c_str(),"r",stdin); }
      |                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
towers.cpp: In function 'void FileIO::setOut(str)':
towers.cpp:249:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  249 |   void setOut(str s) { freopen(s.c_str(),"w",stdout); }
      |                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 659 ms 146016 KB Output is correct
2 Correct 1164 ms 257188 KB Output is correct
3 Correct 1305 ms 257316 KB Output is correct
4 Correct 1318 ms 257604 KB Output is correct
5 Correct 1337 ms 251336 KB Output is correct
6 Correct 1456 ms 257544 KB Output is correct
7 Correct 1494 ms 251312 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 5 ms 3792 KB Output is correct
10 Correct 4 ms 3664 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 848 KB Output is correct
2 Correct 6 ms 3792 KB Output is correct
3 Correct 5 ms 3792 KB Output is correct
4 Correct 5 ms 3792 KB Output is correct
5 Correct 5 ms 3792 KB Output is correct
6 Correct 5 ms 3788 KB Output is correct
7 Correct 8 ms 3792 KB Output is correct
8 Correct 6 ms 3792 KB Output is correct
9 Correct 6 ms 3664 KB Output is correct
10 Correct 5 ms 3792 KB Output is correct
11 Correct 4 ms 3792 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 5 ms 3664 KB Output is correct
14 Correct 5 ms 3664 KB Output is correct
15 Correct 5 ms 3804 KB Output is correct
16 Correct 7 ms 3792 KB Output is correct
17 Correct 6 ms 3792 KB Output is correct
18 Correct 4 ms 3664 KB Output is correct
19 Correct 5 ms 3792 KB Output is correct
20 Correct 5 ms 3792 KB Output is correct
21 Correct 5 ms 3824 KB Output is correct
22 Correct 5 ms 3792 KB Output is correct
23 Correct 5 ms 3664 KB Output is correct
24 Correct 4 ms 3792 KB Output is correct
25 Correct 2 ms 1744 KB Output is correct
26 Correct 5 ms 3920 KB Output is correct
27 Correct 5 ms 3792 KB Output is correct
28 Correct 5 ms 3880 KB Output is correct
29 Correct 5 ms 3840 KB Output is correct
30 Correct 5 ms 3792 KB Output is correct
31 Correct 5 ms 3792 KB Output is correct
32 Correct 4 ms 3792 KB Output is correct
33 Correct 5 ms 3732 KB Output is correct
34 Correct 5 ms 3792 KB Output is correct
35 Correct 5 ms 3792 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 848 KB Output is correct
2 Correct 6 ms 3792 KB Output is correct
3 Correct 5 ms 3792 KB Output is correct
4 Correct 5 ms 3792 KB Output is correct
5 Correct 5 ms 3792 KB Output is correct
6 Correct 5 ms 3788 KB Output is correct
7 Correct 8 ms 3792 KB Output is correct
8 Correct 6 ms 3792 KB Output is correct
9 Correct 6 ms 3664 KB Output is correct
10 Correct 5 ms 3792 KB Output is correct
11 Correct 4 ms 3792 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 5 ms 3664 KB Output is correct
14 Correct 5 ms 3664 KB Output is correct
15 Correct 5 ms 3804 KB Output is correct
16 Correct 7 ms 3792 KB Output is correct
17 Correct 6 ms 3792 KB Output is correct
18 Correct 4 ms 3664 KB Output is correct
19 Correct 5 ms 3792 KB Output is correct
20 Correct 5 ms 3792 KB Output is correct
21 Correct 5 ms 3824 KB Output is correct
22 Correct 5 ms 3792 KB Output is correct
23 Correct 5 ms 3664 KB Output is correct
24 Correct 4 ms 3792 KB Output is correct
25 Correct 2 ms 1744 KB Output is correct
26 Correct 5 ms 3920 KB Output is correct
27 Correct 5 ms 3792 KB Output is correct
28 Correct 5 ms 3880 KB Output is correct
29 Correct 5 ms 3840 KB Output is correct
30 Correct 5 ms 3792 KB Output is correct
31 Correct 5 ms 3792 KB Output is correct
32 Correct 4 ms 3792 KB Output is correct
33 Correct 5 ms 3732 KB Output is correct
34 Correct 5 ms 3792 KB Output is correct
35 Correct 5 ms 3792 KB Output is correct
36 Correct 270 ms 160420 KB Output is correct
37 Correct 434 ms 255652 KB Output is correct
38 Correct 431 ms 255624 KB Output is correct
39 Correct 443 ms 255576 KB Output is correct
40 Correct 463 ms 255680 KB Output is correct
41 Correct 426 ms 255608 KB Output is correct
42 Correct 436 ms 255716 KB Output is correct
43 Correct 263 ms 257528 KB Output is correct
44 Correct 278 ms 251464 KB Output is correct
45 Correct 280 ms 254880 KB Output is correct
46 Correct 273 ms 251288 KB Output is correct
47 Correct 507 ms 255648 KB Output is correct
48 Correct 426 ms 255560 KB Output is correct
49 Correct 445 ms 255620 KB Output is correct
50 Correct 261 ms 251356 KB Output is correct
51 Correct 280 ms 257496 KB Output is correct
52 Correct 497 ms 255664 KB Output is correct
53 Correct 489 ms 255628 KB Output is correct
54 Correct 479 ms 255632 KB Output is correct
55 Correct 296 ms 251324 KB Output is correct
56 Correct 305 ms 257548 KB Output is correct
57 Correct 421 ms 246308 KB Output is correct
58 Correct 502 ms 255568 KB Output is correct
59 Correct 417 ms 255600 KB Output is correct
60 Correct 440 ms 255596 KB Output is correct
61 Correct 437 ms 255688 KB Output is correct
62 Correct 475 ms 255576 KB Output is correct
63 Correct 462 ms 255640 KB Output is correct
64 Correct 282 ms 257532 KB Output is correct
65 Correct 271 ms 251336 KB Output is correct
66 Correct 303 ms 257612 KB Output is correct
67 Correct 263 ms 251260 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1406 ms 253744 KB Output is correct
2 Correct 1591 ms 255620 KB Output is correct
3 Correct 1609 ms 255644 KB Output is correct
4 Correct 1685 ms 255652 KB Output is correct
5 Correct 1650 ms 255608 KB Output is correct
6 Correct 1507 ms 255632 KB Output is correct
7 Correct 1698 ms 255644 KB Output is correct
8 Correct 1277 ms 257592 KB Output is correct
9 Correct 1391 ms 251272 KB Output is correct
10 Correct 1313 ms 255652 KB Output is correct
11 Correct 1434 ms 254392 KB Output is correct
12 Correct 1507 ms 257564 KB Output is correct
13 Correct 1477 ms 251328 KB Output is correct
14 Correct 0 ms 208 KB Output is correct
15 Correct 5 ms 3756 KB Output is correct
16 Correct 5 ms 3664 KB Output is correct
17 Correct 421 ms 255640 KB Output is correct
18 Correct 441 ms 255604 KB Output is correct
19 Correct 437 ms 255652 KB Output is correct
20 Correct 264 ms 251364 KB Output is correct
21 Correct 287 ms 257440 KB Output is correct
22 Correct 444 ms 255652 KB Output is correct
23 Correct 423 ms 255780 KB Output is correct
24 Correct 457 ms 255684 KB Output is correct
25 Correct 255 ms 251292 KB Output is correct
26 Correct 269 ms 257516 KB Output is correct
27 Correct 5 ms 3792 KB Output is correct
28 Correct 6 ms 3852 KB Output is correct
29 Correct 5 ms 3856 KB Output is correct
30 Correct 4 ms 3724 KB Output is correct
31 Correct 5 ms 3792 KB Output is correct
32 Correct 5 ms 3792 KB Output is correct
33 Correct 5 ms 3792 KB Output is correct
34 Correct 5 ms 3792 KB Output is correct
35 Correct 4 ms 3664 KB Output is correct
36 Correct 5 ms 3920 KB Output is correct

Subtask #5
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 368 ms 54632 KB Output is correct
2 Correct 1374 ms 255612 KB Output is correct
3 Correct 1355 ms 255648 KB Output is correct
4 Correct 1357 ms 255644 KB Output is correct
5 Correct 1404 ms 255736 KB Output is correct
6 Correct 1256 ms 255664 KB Output is correct
7 Correct 1419 ms 255596 KB Output is correct
8 Correct 1213 ms 257588 KB Output is correct
9 Correct 1273 ms 251304 KB Output is correct
10 Correct 1277 ms 257544 KB Output is correct
11 Correct 1252 ms 252920 KB Output is correct
12 Correct 425 ms 255564 KB Output is correct
13 Correct 424 ms 255608 KB Output is correct
14 Correct 494 ms 255656 KB Output is correct
15 Correct 253 ms 251312 KB Output is correct
16 Correct 280 ms 257620 KB Output is correct
17 Correct 446 ms 246300 KB Output is correct
18 Correct 418 ms 255548 KB Output is correct
19 Correct 425 ms 255624 KB Output is correct
20 Correct 468 ms 255600 KB Output is correct
21 Correct 425 ms 255644 KB Output is correct
22 Correct 552 ms 255664 KB Output is correct
23 Correct 501 ms 255760 KB Output is correct
24 Correct 271 ms 257708 KB Output is correct
25 Correct 262 ms 251368 KB Output is correct
26 Correct 346 ms 257616 KB Output is correct
27 Correct 282 ms 251272 KB Output is correct
28 Correct 4 ms 3792 KB Output is correct
29 Correct 5 ms 3792 KB Output is correct
30 Correct 5 ms 3792 KB Output is correct
31 Correct 5 ms 3664 KB Output is correct
32 Correct 5 ms 3792 KB Output is correct
33 Correct 2 ms 1744 KB Output is correct
34 Correct 5 ms 3792 KB Output is correct
35 Correct 6 ms 3888 KB Output is correct
36 Correct 5 ms 3804 KB Output is correct
37 Correct 5 ms 3792 KB Output is correct
38 Correct 7 ms 3792 KB Output is correct
39 Correct 5 ms 3792 KB Output is correct
40 Correct 4 ms 3792 KB Output is correct
41 Correct 4 ms 3664 KB Output is correct
42 Correct 5 ms 3792 KB Output is correct
43 Correct 5 ms 3792 KB Output is correct

Subtask #6
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 848 KB Output is correct
2 Correct 6 ms 3792 KB Output is correct
3 Correct 5 ms 3792 KB Output is correct
4 Correct 5 ms 3792 KB Output is correct
5 Correct 5 ms 3792 KB Output is correct
6 Correct 5 ms 3788 KB Output is correct
7 Correct 8 ms 3792 KB Output is correct
8 Correct 6 ms 3792 KB Output is correct
9 Correct 6 ms 3664 KB Output is correct
10 Correct 5 ms 3792 KB Output is correct
11 Correct 4 ms 3792 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 5 ms 3664 KB Output is correct
14 Correct 5 ms 3664 KB Output is correct
15 Correct 5 ms 3804 KB Output is correct
16 Correct 7 ms 3792 KB Output is correct
17 Correct 6 ms 3792 KB Output is correct
18 Correct 4 ms 3664 KB Output is correct
19 Correct 5 ms 3792 KB Output is correct
20 Correct 5 ms 3792 KB Output is correct
21 Correct 5 ms 3824 KB Output is correct
22 Correct 5 ms 3792 KB Output is correct
23 Correct 5 ms 3664 KB Output is correct
24 Correct 4 ms 3792 KB Output is correct
25 Correct 2 ms 1744 KB Output is correct
26 Correct 5 ms 3920 KB Output is correct
27 Correct 5 ms 3792 KB Output is correct
28 Correct 5 ms 3880 KB Output is correct
29 Correct 5 ms 3840 KB Output is correct
30 Correct 5 ms 3792 KB Output is correct
31 Correct 5 ms 3792 KB Output is correct
32 Correct 4 ms 3792 KB Output is correct
33 Correct 5 ms 3732 KB Output is correct
34 Correct 5 ms 3792 KB Output is correct
35 Correct 5 ms 3792 KB Output is correct
36 Correct 270 ms 160420 KB Output is correct
37 Correct 434 ms 255652 KB Output is correct
38 Correct 431 ms 255624 KB Output is correct
39 Correct 443 ms 255576 KB Output is correct
40 Correct 463 ms 255680 KB Output is correct
41 Correct 426 ms 255608 KB Output is correct
42 Correct 436 ms 255716 KB Output is correct
43 Correct 263 ms 257528 KB Output is correct
44 Correct 278 ms 251464 KB Output is correct
45 Correct 280 ms 254880 KB Output is correct
46 Correct 273 ms 251288 KB Output is correct
47 Correct 507 ms 255648 KB Output is correct
48 Correct 426 ms 255560 KB Output is correct
49 Correct 445 ms 255620 KB Output is correct
50 Correct 261 ms 251356 KB Output is correct
51 Correct 280 ms 257496 KB Output is correct
52 Correct 497 ms 255664 KB Output is correct
53 Correct 489 ms 255628 KB Output is correct
54 Correct 479 ms 255632 KB Output is correct
55 Correct 296 ms 251324 KB Output is correct
56 Correct 305 ms 257548 KB Output is correct
57 Correct 421 ms 246308 KB Output is correct
58 Correct 502 ms 255568 KB Output is correct
59 Correct 417 ms 255600 KB Output is correct
60 Correct 440 ms 255596 KB Output is correct
61 Correct 437 ms 255688 KB Output is correct
62 Correct 475 ms 255576 KB Output is correct
63 Correct 462 ms 255640 KB Output is correct
64 Correct 282 ms 257532 KB Output is correct
65 Correct 271 ms 251336 KB Output is correct
66 Correct 303 ms 257612 KB Output is correct
67 Correct 263 ms 251260 KB Output is correct
68 Correct 1406 ms 253744 KB Output is correct
69 Correct 1591 ms 255620 KB Output is correct
70 Correct 1609 ms 255644 KB Output is correct
71 Correct 1685 ms 255652 KB Output is correct
72 Correct 1650 ms 255608 KB Output is correct
73 Correct 1507 ms 255632 KB Output is correct
74 Correct 1698 ms 255644 KB Output is correct
75 Correct 1277 ms 257592 KB Output is correct
76 Correct 1391 ms 251272 KB Output is correct
77 Correct 1313 ms 255652 KB Output is correct
78 Correct 1434 ms 254392 KB Output is correct
79 Correct 1507 ms 257564 KB Output is correct
80 Correct 1477 ms 251328 KB Output is correct
81 Correct 0 ms 208 KB Output is correct
82 Correct 5 ms 3756 KB Output is correct
83 Correct 5 ms 3664 KB Output is correct
84 Correct 421 ms 255640 KB Output is correct
85 Correct 441 ms 255604 KB Output is correct
86 Correct 437 ms 255652 KB Output is correct
87 Correct 264 ms 251364 KB Output is correct
88 Correct 287 ms 257440 KB Output is correct
89 Correct 444 ms 255652 KB Output is correct
90 Correct 423 ms 255780 KB Output is correct
91 Correct 457 ms 255684 KB Output is correct
92 Correct 255 ms 251292 KB Output is correct
93 Correct 269 ms 257516 KB Output is correct
94 Correct 5 ms 3792 KB Output is correct
95 Correct 6 ms 3852 KB Output is correct
96 Correct 5 ms 3856 KB Output is correct
97 Correct 4 ms 3724 KB Output is correct
98 Correct 5 ms 3792 KB Output is correct
99 Correct 5 ms 3792 KB Output is correct
100 Correct 5 ms 3792 KB Output is correct
101 Correct 5 ms 3792 KB Output is correct
102 Correct 4 ms 3664 KB Output is correct
103 Correct 5 ms 3920 KB Output is correct
104 Correct 1338 ms 225012 KB Output is correct
105 Correct 1736 ms 255596 KB Output is correct
106 Correct 1641 ms 255672 KB Output is correct
107 Correct 1626 ms 255696 KB Output is correct
108 Correct 1745 ms 255636 KB Output is correct
109 Correct 1670 ms 255668 KB Output is correct
110 Correct 1550 ms 255608 KB Output is correct
111 Correct 1055 ms 257584 KB Output is correct
112 Correct 977 ms 251252 KB Output is correct
113 Correct 1211 ms 257572 KB Output is correct
114 Correct 1322 ms 254604 KB Output is correct

Subtask #7
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 659 ms 146016 KB Output is correct
2 Correct 1164 ms 257188 KB Output is correct
3 Correct 1305 ms 257316 KB Output is correct
4 Correct 1318 ms 257604 KB Output is correct
5 Correct 1337 ms 251336 KB Output is correct
6 Correct 1456 ms 257544 KB Output is correct
7 Correct 1494 ms 251312 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 5 ms 3792 KB Output is correct
10 Correct 4 ms 3664 KB Output is correct
11 Correct 2 ms 848 KB Output is correct
12 Correct 6 ms 3792 KB Output is correct
13 Correct 5 ms 3792 KB Output is correct
14 Correct 5 ms 3792 KB Output is correct
15 Correct 5 ms 3792 KB Output is correct
16 Correct 5 ms 3788 KB Output is correct
17 Correct 8 ms 3792 KB Output is correct
18 Correct 6 ms 3792 KB Output is correct
19 Correct 6 ms 3664 KB Output is correct
20 Correct 5 ms 3792 KB Output is correct
21 Correct 4 ms 3792 KB Output is correct
22 Correct 1 ms 208 KB Output is correct
23 Correct 5 ms 3664 KB Output is correct
24 Correct 5 ms 3664 KB Output is correct
25 Correct 5 ms 3804 KB Output is correct
26 Correct 7 ms 3792 KB Output is correct
27 Correct 6 ms 3792 KB Output is correct
28 Correct 4 ms 3664 KB Output is correct
29 Correct 5 ms 3792 KB Output is correct
30 Correct 5 ms 3792 KB Output is correct
31 Correct 5 ms 3824 KB Output is correct
32 Correct 5 ms 3792 KB Output is correct
33 Correct 5 ms 3664 KB Output is correct
34 Correct 4 ms 3792 KB Output is correct
35 Correct 2 ms 1744 KB Output is correct
36 Correct 5 ms 3920 KB Output is correct
37 Correct 5 ms 3792 KB Output is correct
38 Correct 5 ms 3880 KB Output is correct
39 Correct 5 ms 3840 KB Output is correct
40 Correct 5 ms 3792 KB Output is correct
41 Correct 5 ms 3792 KB Output is correct
42 Correct 4 ms 3792 KB Output is correct
43 Correct 5 ms 3732 KB Output is correct
44 Correct 5 ms 3792 KB Output is correct
45 Correct 5 ms 3792 KB Output is correct
46 Correct 270 ms 160420 KB Output is correct
47 Correct 434 ms 255652 KB Output is correct
48 Correct 431 ms 255624 KB Output is correct
49 Correct 443 ms 255576 KB Output is correct
50 Correct 463 ms 255680 KB Output is correct
51 Correct 426 ms 255608 KB Output is correct
52 Correct 436 ms 255716 KB Output is correct
53 Correct 263 ms 257528 KB Output is correct
54 Correct 278 ms 251464 KB Output is correct
55 Correct 280 ms 254880 KB Output is correct
56 Correct 273 ms 251288 KB Output is correct
57 Correct 507 ms 255648 KB Output is correct
58 Correct 426 ms 255560 KB Output is correct
59 Correct 445 ms 255620 KB Output is correct
60 Correct 261 ms 251356 KB Output is correct
61 Correct 280 ms 257496 KB Output is correct
62 Correct 497 ms 255664 KB Output is correct
63 Correct 489 ms 255628 KB Output is correct
64 Correct 479 ms 255632 KB Output is correct
65 Correct 296 ms 251324 KB Output is correct
66 Correct 305 ms 257548 KB Output is correct
67 Correct 421 ms 246308 KB Output is correct
68 Correct 502 ms 255568 KB Output is correct
69 Correct 417 ms 255600 KB Output is correct
70 Correct 440 ms 255596 KB Output is correct
71 Correct 437 ms 255688 KB Output is correct
72 Correct 475 ms 255576 KB Output is correct
73 Correct 462 ms 255640 KB Output is correct
74 Correct 282 ms 257532 KB Output is correct
75 Correct 271 ms 251336 KB Output is correct
76 Correct 303 ms 257612 KB Output is correct
77 Correct 263 ms 251260 KB Output is correct
78 Correct 1406 ms 253744 KB Output is correct
79 Correct 1591 ms 255620 KB Output is correct
80 Correct 1609 ms 255644 KB Output is correct
81 Correct 1685 ms 255652 KB Output is correct
82 Correct 1650 ms 255608 KB Output is correct
83 Correct 1507 ms 255632 KB Output is correct
84 Correct 1698 ms 255644 KB Output is correct
85 Correct 1277 ms 257592 KB Output is correct
86 Correct 1391 ms 251272 KB Output is correct
87 Correct 1313 ms 255652 KB Output is correct
88 Correct 1434 ms 254392 KB Output is correct
89 Correct 1507 ms 257564 KB Output is correct
90 Correct 1477 ms 251328 KB Output is correct
91 Correct 0 ms 208 KB Output is correct
92 Correct 5 ms 3756 KB Output is correct
93 Correct 5 ms 3664 KB Output is correct
94 Correct 421 ms 255640 KB Output is correct
95 Correct 441 ms 255604 KB Output is correct
96 Correct 437 ms 255652 KB Output is correct
97 Correct 264 ms 251364 KB Output is correct
98 Correct 287 ms 257440 KB Output is correct
99 Correct 444 ms 255652 KB Output is correct
100 Correct 423 ms 255780 KB Output is correct
101 Correct 457 ms 255684 KB Output is correct
102 Correct 255 ms 251292 KB Output is correct
103 Correct 269 ms 257516 KB Output is correct
104 Correct 5 ms 3792 KB Output is correct
105 Correct 6 ms 3852 KB Output is correct
106 Correct 5 ms 3856 KB Output is correct
107 Correct 4 ms 3724 KB Output is correct
108 Correct 5 ms 3792 KB Output is correct
109 Correct 5 ms 3792 KB Output is correct
110 Correct 5 ms 3792 KB Output is correct
111 Correct 5 ms 3792 KB Output is correct
112 Correct 4 ms 3664 KB Output is correct
113 Correct 5 ms 3920 KB Output is correct
114 Correct 368 ms 54632 KB Output is correct
115 Correct 1374 ms 255612 KB Output is correct
116 Correct 1355 ms 255648 KB Output is correct
117 Correct 1357 ms 255644 KB Output is correct
118 Correct 1404 ms 255736 KB Output is correct
119 Correct 1256 ms 255664 KB Output is correct
120 Correct 1419 ms 255596 KB Output is correct
121 Correct 1213 ms 257588 KB Output is correct
122 Correct 1273 ms 251304 KB Output is correct
123 Correct 1277 ms 257544 KB Output is correct
124 Correct 1252 ms 252920 KB Output is correct
125 Correct 425 ms 255564 KB Output is correct
126 Correct 424 ms 255608 KB Output is correct
127 Correct 494 ms 255656 KB Output is correct
128 Correct 253 ms 251312 KB Output is correct
129 Correct 280 ms 257620 KB Output is correct
130 Correct 446 ms 246300 KB Output is correct
131 Correct 418 ms 255548 KB Output is correct
132 Correct 425 ms 255624 KB Output is correct
133 Correct 468 ms 255600 KB Output is correct
134 Correct 425 ms 255644 KB Output is correct
135 Correct 552 ms 255664 KB Output is correct
136 Correct 501 ms 255760 KB Output is correct
137 Correct 271 ms 257708 KB Output is correct
138 Correct 262 ms 251368 KB Output is correct
139 Correct 346 ms 257616 KB Output is correct
140 Correct 282 ms 251272 KB Output is correct
141 Correct 4 ms 3792 KB Output is correct
142 Correct 5 ms 3792 KB Output is correct
143 Correct 5 ms 3792 KB Output is correct
144 Correct 5 ms 3664 KB Output is correct
145 Correct 5 ms 3792 KB Output is correct
146 Correct 2 ms 1744 KB Output is correct
147 Correct 5 ms 3792 KB Output is correct
148 Correct 6 ms 3888 KB Output is correct
149 Correct 5 ms 3804 KB Output is correct
150 Correct 5 ms 3792 KB Output is correct
151 Correct 7 ms 3792 KB Output is correct
152 Correct 5 ms 3792 KB Output is correct
153 Correct 4 ms 3792 KB Output is correct
154 Correct 4 ms 3664 KB Output is correct
155 Correct 5 ms 3792 KB Output is correct
156 Correct 5 ms 3792 KB Output is correct
157 Correct 1338 ms 225012 KB Output is correct
158 Correct 1736 ms 255596 KB Output is correct
159 Correct 1641 ms 255672 KB Output is correct
160 Correct 1626 ms 255696 KB Output is correct
161 Correct 1745 ms 255636 KB Output is correct
162 Correct 1670 ms 255668 KB Output is correct
163 Correct 1550 ms 255608 KB Output is correct
164 Correct 1055 ms 257584 KB Output is correct
165 Correct 977 ms 251252 KB Output is correct
166 Correct 1211 ms 257572 KB Output is correct
167 Correct 1322 ms 254604 KB Output is correct
168 Correct 0 ms 208 KB Output is correct
169 Correct 1053 ms 81736 KB Output is correct
170 Correct 1791 ms 255660 KB Output is correct
171 Correct 1730 ms 255608 KB Output is correct
172 Correct 1817 ms 255616 KB Output is correct
173 Correct 1957 ms 255648 KB Output is correct
174 Correct 1981 ms 255672 KB Output is correct
175 Correct 1829 ms 255568 KB Output is correct
176 Correct 1175 ms 257632 KB Output is correct
177 Correct 1290 ms 251332 KB Output is correct
178 Correct 1304 ms 253992 KB Output is correct
179 Correct 1315 ms 254936 KB Output is correct