oj.uz

Submission #256905

# Submission time Handle Problem Language Result Execution time Memory
256905 2020-08-03T11:31:59 Z Falcon Game (IOI13_game) C++14
100 / 100
 8393 ms 57080 KB 
#pragma GCC optimize("O2")

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

#ifdef DEBUG
    #include "debug.hpp"
#endif

using namespace std;

#define all(c) (c).begin(), (c).end()
#define traverse(c, it) for(auto it = (c).begin(); it != (c).end(); it++)
#define rep(i, N) for(int i = 0; i < (N); i++)
#define rep1(i, N) for(int i = 1; i <= (N); i++)
#define rep2(i, s, e) for(int i = (s); i <= (e); i++)
#define rep3(i, s, e, d) for(int i = (s); (d) >= 0 ? i <= (e) : i >= (e); i += (d))
#define pb push_back


#ifdef DEBUG
    #define debug(x...) {dbg::depth++; string dbg_vals = dbg::to_string(x); dbg::depth--; dbg::fprint(__func__, __LINE__, #x, dbg_vals);}
    #define light_debug(x) {dbg::light = 1; dbg::dout << __func__ << ":" << __LINE__ << "  " << #x << " = " << x << endl; dbg::light = 0;}
#else
    #define debug(x...)
    #define light_debug(x) 
#endif

using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
uniform_int_distribution<int> uid(1, 1 << 29);

long long gcd2(long long X, long long Y) {
    long long tmp;
    while (X != Y && Y != 0) {
        tmp = X;
        X = Y;
        Y = tmp % Y;
    }
    return X;
}

class treap{
    struct node{
        int i, p;
        ll v, g;
        node* l; node* r;

        node(int _i, ll _v){
            i = _i, v = _v, g = _v;
            l = r = 0;
            p = uid(rng);
        }

    };

    using pnode = node*;

    pnode root = 0;

    inline ll get_gcd(pnode t){
        return t ? t->g : 0;
    }

    inline void pull(pnode t){
        if(t) t->g = gcd2(gcd2(get_gcd(t->l), get_gcd(t->r)), t->v);
    }

    void split(pnode t, pnode& l, pnode& r, int i){
        if(!t)
            l = r = 0;
        else if(t->i <= i)
            split(t->r, t->r, r, i), l = t;
        else
            split(t->l, l, t->l, i), r = t;
        pull(t);
    }

    void merge(pnode& t, pnode l, pnode r){
        if(!l || !r)
            t = l ? l : r;
        else if(l->p > r->p)
            merge(l->r, l->r, r), t = l;
        else
            merge(r->l, l, r->l), t = r;
        pull(t);
    }

public:
    void update(int i, ll v){
        pnode l, m, r;
        split(root, m, r, i);
        split(m, l, m, i - 1);
        m = new node(i, v);
        merge(root, l, m);
        merge(root, root, r);
    }

    ll query(int s, int e){
        pnode l, m, r;
        split(root, l, m, s - 1);
        split(m, m, r, e);
        ll g = get_gcd(m);
        merge(root, l, m);
        merge(root, root, r);
        return g;
    }
};


class segtree{
    struct node{
        treap trp;
        node *l = 0; node* r = 0;
    };

    using pnode = node*;

    int R, C;  
    pnode root = 0;
    
    ll query(pnode& t, int s, int e, int p, int q, int u, int v){
        if(p > e || u < s || !t)
            return 0;
        if(p <= s && e <= u)
            return t->trp.query(q, v);
        return gcd2(query(t->l, s, (s + e) >> 1, p, q, u, v), query(t->r, (s + e + 2) >> 1, e, p, q, u, v));
    }

    void update(pnode& t, int s, int e, int p, int q, ll v){
        if(p < s || p > e)
            return;
        if(!t)
            t = new node();
        if(s == e)
            t->trp.update(q, v);
        else{
            update(t->l, s, (s + e) >> 1, p, q, v), update(t->r, (s + e + 2) >> 1, e, p, q, v);
            ll lv = query(t->l, s, (s + e) >> 1, 0, q, R - 1, q);
            ll rv = query(t->r, s, (s + e) >> 1, 0, q, R - 1, q);
            t->trp.update(q, gcd2(lv, rv));
        }
    }

    

public:    
    segtree(int _R = 0, int _C = 0){
        R = _R, C = _C;
    }

    inline void update(int p, int q, ll v){
        update(root, 0, R - 1, p, q, v);
    }   

    inline ll query(int p, int q, int u, int v){
        return query(root, 0, R - 1, p, q, u, v);
    }
};

segtree seg;

void init(int R, int C) {
    seg = segtree(R);
}

void update(int P, int Q, long long K) {
    seg.update(P, Q, K);
}

long long calculate(int P, int Q, int U, int V) {
    return seg.query(P, Q, U, V);
}

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 1 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1 ms 256 KB Output is correct

Subtask #2
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 1174 ms 11032 KB Output is correct
5 Correct 555 ms 10744 KB Output is correct
6 Correct 1590 ms 8188 KB Output is correct
7 Correct 1785 ms 7916 KB Output is correct
8 Correct 1156 ms 7416 KB Output is correct
9 Correct 1691 ms 8076 KB Output is correct
10 Correct 1458 ms 7672 KB Output is correct
11 Correct 1 ms 288 KB Output is correct

Subtask #3
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 1 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1899 ms 13816 KB Output is correct
13 Correct 4117 ms 10184 KB Output is correct
14 Correct 659 ms 11256 KB Output is correct
15 Correct 4278 ms 11320 KB Output is correct
16 Correct 594 ms 11000 KB Output is correct
17 Correct 2454 ms 9344 KB Output is correct
18 Correct 4384 ms 12424 KB Output is correct
19 Correct 3603 ms 12756 KB Output is correct
20 Correct 3542 ms 12284 KB Output is correct
21 Correct 1 ms 256 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 1 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1148 ms 10884 KB Output is correct
13 Correct 591 ms 10744 KB Output is correct
14 Correct 1566 ms 8312 KB Output is correct
15 Correct 1774 ms 8204 KB Output is correct
16 Correct 1167 ms 7176 KB Output is correct
17 Correct 1709 ms 8028 KB Output is correct
18 Correct 1483 ms 7520 KB Output is correct
19 Correct 1855 ms 13728 KB Output is correct
20 Correct 4003 ms 10232 KB Output is correct
21 Correct 725 ms 11260 KB Output is correct
22 Correct 4215 ms 11384 KB Output is correct
23 Correct 586 ms 11128 KB Output is correct
24 Correct 2520 ms 9388 KB Output is correct
25 Correct 4545 ms 12408 KB Output is correct
26 Correct 3722 ms 12600 KB Output is correct
27 Correct 3405 ms 12152 KB Output is correct
28 Correct 1511 ms 31608 KB Output is correct
29 Correct 2850 ms 34268 KB Output is correct
30 Correct 5452 ms 25392 KB Output is correct
31 Correct 4938 ms 24876 KB Output is correct
32 Correct 963 ms 24696 KB Output is correct
33 Correct 1371 ms 24700 KB Output is correct
34 Correct 816 ms 27896 KB Output is correct
35 Correct 2829 ms 21452 KB Output is correct
36 Correct 5483 ms 32096 KB Output is correct
37 Correct 4362 ms 32172 KB Output is correct
38 Correct 4173 ms 31736 KB Output is correct
39 Correct 3636 ms 27184 KB Output is correct
40 Correct 0 ms 256 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 0 ms 256 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 0 ms 256 KB Output is correct
8 Correct 0 ms 256 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 1242 ms 11080 KB Output is correct
13 Correct 565 ms 10656 KB Output is correct
14 Correct 1538 ms 8120 KB Output is correct
15 Correct 1703 ms 7800 KB Output is correct
16 Correct 1152 ms 7224 KB Output is correct
17 Correct 1688 ms 7928 KB Output is correct
18 Correct 1416 ms 7544 KB Output is correct
19 Correct 1898 ms 13688 KB Output is correct
20 Correct 4059 ms 10216 KB Output is correct
21 Correct 649 ms 11212 KB Output is correct
22 Correct 4304 ms 11208 KB Output is correct
23 Correct 583 ms 11000 KB Output is correct
24 Correct 2448 ms 9380 KB Output is correct
25 Correct 4279 ms 12688 KB Output is correct
26 Correct 3624 ms 12700 KB Output is correct
27 Correct 3441 ms 12200 KB Output is correct
28 Correct 1526 ms 31608 KB Output is correct
29 Correct 2847 ms 34284 KB Output is correct
30 Correct 5517 ms 25664 KB Output is correct
31 Correct 4808 ms 24976 KB Output is correct
32 Correct 942 ms 24696 KB Output is correct
33 Correct 1324 ms 24696 KB Output is correct
34 Correct 776 ms 27896 KB Output is correct
35 Correct 2834 ms 21808 KB Output is correct
36 Correct 5476 ms 32004 KB Output is correct
37 Correct 4401 ms 32204 KB Output is correct
38 Correct 4409 ms 31636 KB Output is correct
39 Correct 2169 ms 55064 KB Output is correct
40 Correct 4729 ms 57080 KB Output is correct
41 Correct 8393 ms 46520 KB Output is correct
42 Correct 7553 ms 44956 KB Output is correct
43 Correct 1635 ms 51704 KB Output is correct
44 Correct 1526 ms 42360 KB Output is correct
45 Correct 3681 ms 27328 KB Output is correct
46 Correct 7514 ms 55928 KB Output is correct
47 Correct 7402 ms 55816 KB Output is correct
48 Correct 6933 ms 55400 KB Output is correct
49 Correct 0 ms 256 KB Output is correct