oj.uz

Submission #38654

# Submission time Handle Problem Language Result Execution time Memory
38654 2018-01-05T11:04:47 Z funcsr Game (IOI13_game) C++14
100 / 100
 8546 ms 57256 KB 
#include "game.h"
#include <iostream>
#include <string>
#include <vector>
#include <cmath>
#include <queue>
#include <set>
#include <cassert>
#include <algorithm>
#include <random>
#include <ctime>
using namespace std;
typedef pair<int, int> P;
#define rep(i, n) for (int i=0; i<(n); i++)
#define all(x) x.begin(), x.end()
#define uniq(x) x.erase(unique(all(x)), x.end())
#define pb push_back
#define _1 first
#define _2 second
#define INF 1145141919
#define MOD 1000000007

inline long long gcd(long long X, long long Y) {
  long long tmp;
  while (X != Y && Y != 0) {
    tmp = X;
    X = Y;
    Y = tmp % Y;
  }
  return X;
}

mt19937 mt_rand(time(NULL));
const int MAX_N = 1000000001;
struct Treap {
  int p;
  long long key, key_min, key_max;
  long long val, seg;
  Treap *ch[2];
  Treap(long long k, long long v) : p(mt_rand()), key(k), key_min(k), key_max(k), val(v), seg(v) {
    ch[0] = ch[1] = NULL;
  }
  Treap() {}
};

// inline long long seg(Treap *t) { return t ? t->seg : 0; }
inline Treap *update(Treap *t) {
  if (t == NULL) return t;
  t->seg = t->val;
  t->key_min = t->key;
  t->key_max = t->key;
  rep(c, 2) if (t->ch[c]) {
    t->seg = gcd(t->seg, t->ch[c]->seg);
    t->key_min = min(t->key_min, t->ch[c]->key_min);
    t->key_max = max(t->key_max, t->ch[c]->key_max);
  }
  return t;
}
Treap *merge(Treap *l, Treap *r) {
  if (l == NULL) return r;
  if (r == NULL) return l;
  if (l->p > r->p) {
    l->ch[1] = merge(l->ch[1], r);
    return update(l);
  }
  else {
    r->ch[0] = merge(l, r->ch[0]);
    return update(r);
  }
}
// k=lower_bound(val), [0, k) | [k, n)
pair<Treap*, Treap*> splitByValue(Treap *t, long long val) {
  if (t == NULL) return {NULL, NULL};
  if (val <= t->key) {
    auto s = splitByValue(t->ch[0], val);
    t->ch[0] = s._2;
    return { s._1, update(t) };
  }
  else {
    auto s = splitByValue(t->ch[1], val);
    t->ch[1] = s._1;
    return { update(t), s._2 };
  }
}

void print(Treap *t) {
  if (t == NULL) return;
  print(t->ch[0]);
  cout << t->key<<"->"<<t->val<<"\n";
  print(t->ch[1]);
}


long long g;
inline void add_gcd(long long x) { g = gcd(g, x); }

void range_seg(Treap *t, long long a, long long b) {
  if (t == NULL) return;
  long long l = t->key_min, r = t->key_max+1;
  if (b <= l || r <= a) return;
  if (a <= l && r <= b) {
    add_gcd(t->seg);
    return;
  }
  if (a <= t->key && t->key < b) add_gcd(t->val);
  range_seg(t->ch[0], a, b);
  range_seg(t->ch[1], a, b);
}

int V = 0;
Treap pool[700000];
inline Treap *alloc(long long key, long long val) {
  return &(pool[V++] = Treap(key, val));
}

struct TMap {
  Treap *treap;
  TMap() : treap(NULL) {}

  void update(long long key, long long val) {
    auto s = splitByValue(treap, key);
    auto s2 = splitByValue(s._2, key+1);
    if (s2._1 == NULL) s2._1 = alloc(key, val);
    else s2._1->val = s2._1->seg = val;
    treap = merge(s._1, merge(s2._1, s2._2));
  }
  void gcd(long long l, long long r) { range_seg(treap, l, r); }
};

struct SegTree {
  SegTree *lch, *rch;
  TMap mp;
  SegTree() : lch(NULL), rch(NULL) {}

  void update(int x, int y, long long v, int l=0, int r=MAX_N) {
    mp.update(1LL*MAX_N*y+x, v);
    if (r-l == 1) return;
    if (x < (l+r)/2) {
      if (lch == NULL) lch = new SegTree();
      lch->update(x, y, v, l, (l+r)/2);
    }
    else {
      if (rch == NULL) rch = new SegTree();
      rch->update(x, y, v, (l+r)/2, r);
    }
  }
  void query(int a, int b, int ql, int qr, int l=0, int r=MAX_N) {
    if (b <= l || r <= a) return;
    if (a <= l && r <= b) return mp.gcd(1LL*MAX_N*ql, 1LL*MAX_N*qr);
    if (lch) lch->query(a, b, ql, qr, l, (l+r)/2);
    if (rch) rch->query(a, b, ql, qr, (l+r)/2, r);
  }
};

SegTree root;

void init(int R, int C) {}
void update(int P, int Q, long long K) {
  root.update(P, Q, K);
}
long long calculate(int P, int Q, int U, int V) {
  g = 0;
  root.query(P, U+1, Q, V+1);
  return g;
}

Compilation message

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 45772 KB Output is correct
2 Correct 6 ms 45772 KB Output is correct
3 Correct 6 ms 45772 KB Output is correct
4 Correct 0 ms 45772 KB Output is correct
5 Correct 0 ms 45772 KB Output is correct
6 Correct 6 ms 45772 KB Output is correct
7 Correct 0 ms 45772 KB Output is correct
8 Correct 0 ms 45772 KB Output is correct
9 Correct 3 ms 45772 KB Output is correct
10 Correct 0 ms 45772 KB Output is correct
11 Correct 0 ms 45772 KB Output is correct
12 Correct 0 ms 45772 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 45772 KB Output is correct
2 Correct 0 ms 45772 KB Output is correct
3 Correct 0 ms 45772 KB Output is correct
4 Correct 2196 ms 45772 KB Output is correct
5 Correct 1479 ms 45772 KB Output is correct
6 Correct 3256 ms 45772 KB Output is correct
7 Correct 3606 ms 45772 KB Output is correct
8 Correct 1873 ms 45772 KB Output is correct
9 Correct 3823 ms 45772 KB Output is correct
10 Correct 3123 ms 45772 KB Output is correct
11 Correct 0 ms 45772 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 45772 KB Output is correct
2 Correct 6 ms 45772 KB Output is correct
3 Correct 6 ms 45772 KB Output is correct
4 Correct 0 ms 45772 KB Output is correct
5 Correct 0 ms 45772 KB Output is correct
6 Correct 6 ms 45772 KB Output is correct
7 Correct 0 ms 45772 KB Output is correct
8 Correct 0 ms 45772 KB Output is correct
9 Correct 3 ms 45772 KB Output is correct
10 Correct 3 ms 45772 KB Output is correct
11 Correct 0 ms 45772 KB Output is correct
12 Correct 2719 ms 45904 KB Output is correct
13 Correct 4906 ms 45904 KB Output is correct
14 Correct 1223 ms 45772 KB Output is correct
15 Correct 4776 ms 45904 KB Output is correct
16 Correct 1576 ms 45904 KB Output is correct
17 Correct 2156 ms 45904 KB Output is correct
18 Correct 5686 ms 45904 KB Output is correct
19 Correct 4499 ms 45904 KB Output is correct
20 Correct 3969 ms 45904 KB Output is correct
21 Correct 0 ms 45772 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 45772 KB Output is correct
2 Correct 6 ms 45772 KB Output is correct
3 Correct 6 ms 45772 KB Output is correct
4 Correct 0 ms 45772 KB Output is correct
5 Correct 0 ms 45772 KB Output is correct
6 Correct 6 ms 45772 KB Output is correct
7 Correct 0 ms 45772 KB Output is correct
8 Correct 0 ms 45772 KB Output is correct
9 Correct 6 ms 45772 KB Output is correct
10 Correct 0 ms 45772 KB Output is correct
11 Correct 0 ms 45772 KB Output is correct
12 Correct 2353 ms 45772 KB Output is correct
13 Correct 1353 ms 45772 KB Output is correct
14 Correct 3309 ms 45772 KB Output is correct
15 Correct 3703 ms 45772 KB Output is correct
16 Correct 1703 ms 45772 KB Output is correct
17 Correct 3586 ms 45772 KB Output is correct
18 Correct 3076 ms 45772 KB Output is correct
19 Correct 2829 ms 45904 KB Output is correct
20 Correct 4989 ms 45904 KB Output is correct
21 Correct 1243 ms 45772 KB Output is correct
22 Correct 4736 ms 45904 KB Output is correct
23 Correct 1933 ms 45904 KB Output is correct
24 Correct 2209 ms 45904 KB Output is correct
25 Correct 4953 ms 45904 KB Output is correct
26 Correct 4599 ms 45904 KB Output is correct
27 Correct 4029 ms 45904 KB Output is correct
28 Correct 936 ms 51316 KB Output is correct
29 Correct 2773 ms 51316 KB Output is correct
30 Correct 4783 ms 48808 KB Output is correct
31 Correct 4556 ms 48148 KB Output is correct
32 Correct 1373 ms 45772 KB Output is correct
33 Correct 1413 ms 45904 KB Output is correct
34 Correct 799 ms 51316 KB Output is correct
35 Correct 1933 ms 48676 KB Output is correct
36 Correct 4566 ms 51316 KB Output is correct
37 Correct 4013 ms 51316 KB Output is correct
38 Correct 3109 ms 51316 KB Output is correct
39 Correct 2553 ms 50128 KB Output is correct
40 Correct 0 ms 45772 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 45772 KB Output is correct
2 Correct 6 ms 45772 KB Output is correct
3 Correct 6 ms 45772 KB Output is correct
4 Correct 0 ms 45772 KB Output is correct
5 Correct 0 ms 45772 KB Output is correct
6 Correct 6 ms 45772 KB Output is correct
7 Correct 0 ms 45772 KB Output is correct
8 Correct 0 ms 45772 KB Output is correct
9 Correct 6 ms 45772 KB Output is correct
10 Correct 0 ms 45772 KB Output is correct
11 Correct 0 ms 45772 KB Output is correct
12 Correct 2319 ms 45772 KB Output is correct
13 Correct 1609 ms 45772 KB Output is correct
14 Correct 3393 ms 45772 KB Output is correct
15 Correct 3689 ms 45772 KB Output is correct
16 Correct 1609 ms 45772 KB Output is correct
17 Correct 3676 ms 45772 KB Output is correct
18 Correct 2799 ms 45772 KB Output is correct
19 Correct 2646 ms 45904 KB Output is correct
20 Correct 4569 ms 45904 KB Output is correct
21 Correct 1193 ms 45772 KB Output is correct
22 Correct 4876 ms 45904 KB Output is correct
23 Correct 1873 ms 45904 KB Output is correct
24 Correct 2409 ms 45904 KB Output is correct
25 Correct 5569 ms 45904 KB Output is correct
26 Correct 4526 ms 45904 KB Output is correct
27 Correct 4119 ms 45904 KB Output is correct
28 Correct 943 ms 51316 KB Output is correct
29 Correct 3039 ms 51316 KB Output is correct
30 Correct 4809 ms 48808 KB Output is correct
31 Correct 4366 ms 48148 KB Output is correct
32 Correct 1193 ms 45772 KB Output is correct
33 Correct 1439 ms 45904 KB Output is correct
34 Correct 783 ms 51316 KB Output is correct
35 Correct 1979 ms 48676 KB Output is correct
36 Correct 4349 ms 51316 KB Output is correct
37 Correct 3653 ms 51316 KB Output is correct
38 Correct 3536 ms 51316 KB Output is correct
39 Correct 1246 ms 57256 KB Output is correct
40 Correct 5636 ms 57256 KB Output is correct
41 Correct 8546 ms 52108 KB Output is correct
42 Correct 7603 ms 50656 KB Output is correct
43 Correct 1819 ms 57256 KB Output is correct
44 Correct 2839 ms 45772 KB Output is correct
45 Correct 2626 ms 50128 KB Output is correct
46 Correct 6923 ms 57256 KB Output is correct
47 Correct 6243 ms 57256 KB Output is correct
48 Correct 5629 ms 57256 KB Output is correct
49 Correct 0 ms 45772 KB Output is correct