oj.uz

Submission #642898

# Submission time Handle Problem Language Result Execution time Memory
642898 2022-09-20T18:13:25 Z ghostwriter Mechanical Doll (IOI18_doll) C++14
16 / 100
 85 ms 12780 KB 
#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
#include <debug.h>
#include "grader.cpp"
#endif
#define st first
#define nd second
#define pb push_back
#define pf push_front
#define _pb pop_back
#define _pf pop_front
#define lb lower_bound
#define ub upper_bound
#define mtp make_tuple
#define all(x) (x).begin(), (x).end()
#define sz(x) (int)(x).size()
typedef long long ll; typedef unsigned long long ull;
typedef double db; typedef long double ldb;
typedef pair<int, int> pi; typedef pair<ll, ll> pll;
typedef vector<int> vi; typedef vector<ll> vll; typedef vector<pi> vpi; typedef vector<pll> vpll;
typedef string str;
template<typename T> T gcd(T a, T b) { return (b == 0? a : gcd(b, a % b)); }
template<typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; }
#define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
#define FOS(i, r, l) for (int (i) = (r); (i) >= (l); --(i))
#define EACH(i, x) for (auto &(i) : (x))
#define WHILE while
#define file "TEST"
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
ll rand(ll l, ll r) { return uniform_int_distribution<ll>(l, r)(rd); }
/*
    Tran The Bao
    CTL - Da Lat
    Cay ngay cay dem nhung deo duoc cong nhan
*/
const int MAXM = 1e5 + 5;
int d[MAXM];
namespace subtask123 {
    vi next[MAXM];
    void create_circuit(int M, vi A) {
        vi C(M + 1, 0), X, Y;
        int N = sz(A);
        next[0].pb(A[0]);
        FOR(i, 0, N - 1) next[A[i]].pb(i == N - 1? 0 : A[i + 1]);
        int S = 0;
        FOR(i, 0, M) {
            if (next[i].empty()) {
                C[i] = 0;
                continue;
            }
            if (sz(next[i]) == 1) {
                C[i] = next[i][0];
                continue;
            }
            if (sz(next[i]) == 2) {
                C[i] = --S;
                X.pb(next[i][0]);
                Y.pb(next[i][1]);
                continue;
            }
            if (sz(next[i]) == 3) {
                C[i] = --S;
                X.pb(S - 1);
                Y.pb(S - 2);
                --S;
                X.pb(next[i][0]);
                Y.pb(next[i][1]);
                --S;
                X.pb(S + 2);
                Y.pb(next[i][2]);
                continue;
            }
            C[i] = --S;
            X.pb(S - 1);
            Y.pb(S - 2);
            --S;
            X.pb(next[i][0]);
            Y.pb(next[i][2]);
            --S;
            X.pb(next[i][1]);
            Y.pb(next[i][3]);
        }
        answer(C, X, Y);
    }
}
namespace subtask456 {
    int M, N, S = 0, d[MAXM];
    vi A, X, Y;
    void add(int u, int x, int y) {
        WHILE(-u - 1 >= sz(X)) {
            X.pb(0);
            Y.pb(0);
        }
        X[-u - 1] = x;
        Y[-u - 1] = y;
    }
    vi build(int l, int r) {
        if (l == r) return {A[l]};
        int mid = (l + r) / 2;
        vi left = build(l, mid);
        vi right = build(mid + 1, r);
        int root = --S;
        if (sz(left) > sz(right)) {
            if (sz(right) == 1) {
                int u = right[0];
                --S;
                add(S, u, root);
                right = {S, S};
            }
            else {
                vi nright = {right[0]};
                FOR(i, 1, sz(right) - 1) {
                    int u = right[i];
                    int x = X[-u - 1], y = Y[-u - 1];
                    add(u, S - 1, S - 2);
                    nright.pb(S - 1);
                    nright.pb(S - 2);
                    --S;
                    add(S, x, root);
                    --S;
                    add(S, y, root);
                }
                right = nright;
            }
        }
        add(root, left[0], right[0]);
        vi ans = {root};
        FOR(i, 1, sz(left) - 1) ans.pb(left[i]);
        FOR(i, 1, sz(right) - 1) ans.pb(right[i]);
        if (sz(left) == 1) ans.pb(root);
        FOR(i, 1, sz(ans)) {
            int &x = X[ans[i]], &y = Y[ans[i]];
            if (x < 0) x = root;
            if (y < 0) y = root;
        }
        return ans;
    }
    void create_circuit(int M, vi A) {
        A.pb(0);
        N = sz(A);
        subtask456::M = M;
        subtask456::A = A;
        int root = build(0, N - 1)[0];
        vi C(M + 1, root);
        int cur = 0, cnt = 0;
        WHILE(cnt < N) {
            int pre = cur;
            if (cur >= 0) cur = C[cur];
            else if (!d[-cur - 1]) {
                d[-cur - 1] ^= 1;
                cur = X[-cur - 1];
            }
            else {
                d[-cur - 1] ^= 1;
                cur = Y[-cur - 1];
            }
            if (cur >= 0) {
                if (d[-pre - 1]) X[-pre - 1] = A[cnt++];
                else Y[-pre - 1] = A[cnt++];
            }
        }
        answer(C, X, Y);
    }
}
void create_circuit(int M, std::vector<int> A) {
    int N = A.size();
    bool sub123 = 1;
    FOR(i, 0, N - 1) {
        ++d[A[i]];
        if (d[A[i]] > 4) sub123 = 0;
    }
    if (sub123) {
        subtask123::create_circuit(M, A);
        return;
    }
    subtask456::create_circuit(M, A);
}
/*
4 4
1 2 1 3
*/

Compilation message

doll.cpp: In function 'void subtask123::create_circuit(int, vi)':
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:46:9: note: in expansion of macro 'FOR'
   46 |         FOR(i, 0, N - 1) next[A[i]].pb(i == N - 1? 0 : A[i + 1]);
      |         ^~~
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:48:9: note: in expansion of macro 'FOR'
   48 |         FOR(i, 0, M) {
      |         ^~~
doll.cpp: In function 'vi subtask456::build(int, int)':
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:114:17: note: in expansion of macro 'FOR'
  114 |                 FOR(i, 1, sz(right) - 1) {
      |                 ^~~
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:130:9: note: in expansion of macro 'FOR'
  130 |         FOR(i, 1, sz(left) - 1) ans.pb(left[i]);
      |         ^~~
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:131:9: note: in expansion of macro 'FOR'
  131 |         FOR(i, 1, sz(right) - 1) ans.pb(right[i]);
      |         ^~~
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:133:9: note: in expansion of macro 'FOR'
  133 |         FOR(i, 1, sz(ans)) {
      |         ^~~
doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:26:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   26 | #define FOR(i, l, r) for (int (i) = (l); (i) <= (r); ++(i))
      |                               ^
doll.cpp:170:5: note: in expansion of macro 'FOR'
  170 |     FOR(i, 0, N - 1) {
      |     ^~~

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 24 ms 7040 KB Output is correct
3 Correct 19 ms 6532 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 10 ms 3796 KB Output is correct
6 Correct 29 ms 8476 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 24 ms 7040 KB Output is correct
3 Correct 19 ms 6532 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 10 ms 3796 KB Output is correct
6 Correct 29 ms 8476 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 49 ms 8796 KB Output is correct
9 Correct 41 ms 9556 KB Output is correct
10 Correct 62 ms 12164 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 1 ms 2644 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2644 KB Output is correct
2 Correct 24 ms 7040 KB Output is correct
3 Correct 19 ms 6532 KB Output is correct
4 Correct 2 ms 2644 KB Output is correct
5 Correct 10 ms 3796 KB Output is correct
6 Correct 29 ms 8476 KB Output is correct
7 Correct 2 ms 2644 KB Output is correct
8 Correct 49 ms 8796 KB Output is correct
9 Correct 41 ms 9556 KB Output is correct
10 Correct 62 ms 12164 KB Output is correct
11 Correct 2 ms 2644 KB Output is correct
12 Correct 2 ms 2644 KB Output is correct
13 Correct 1 ms 2644 KB Output is correct
14 Correct 81 ms 12780 KB Output is correct
15 Correct 44 ms 8044 KB Output is correct
16 Correct 85 ms 10808 KB Output is correct
17 Correct 1 ms 2644 KB Output is correct
18 Correct 2 ms 2644 KB Output is correct
19 Correct 2 ms 2644 KB Output is correct
20 Correct 74 ms 12272 KB Output is correct
21 Correct 2 ms 2644 KB Output is correct
22 Correct 4 ms 2644 KB Output is correct

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 2560 KB wrong motion
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 2644 KB wrong motion
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 56.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 2644 KB wrong motion
2 Halted 0 ms 0 KB -