oj.uz

답안 #802161

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
802161 2023-08-02T10:33:33 Z atom Happiness (Balkan15_HAPPINESS) C++17
40 / 100
 401 ms 524288 KB 
#include "bits/stdc++.h"
#include "happiness.h"
// @JASPER'S BOILERPLATE
using namespace std;
using ll = long long;
using ull = unsigned long long;
#define FOR(i, a, b) for(int i = a; i <= b; i++)
#define FORD(i, a, b) for(int i = a; i >= b; i--)
#define REP(i, b) for(int i = 0; i < b; i++)
#define PER(i, b) for(int i = b - 1; i >= 0; i--)
#define fi first
#define se second
#define all(x) x.begin(),x.end()
#ifdef JASPER2
#include "debug.h"
#else
#define debug(...) 166
#endif

using pii = pair < int, int >;
const ll LINF = 1e12 + 5;
const int INF = 1e9;
const int MOD = 1e9 + 7;
const int MAX = 2e5 + 5;

struct DynamicSegmentTree {
    struct Node {
        ll lx, rx, val;
        Node *l, *r;
        Node(ll _lx, ll _rx) {
            lx = _lx;
            rx = _rx;
            l = r = NULL;
        }
    };
    Node *p;
    void rmk(ll l, ll r) {
        p = new Node(l, r);
    }

    void upd(Node *root, ll pos, ll val) {
        root->val += val;
        if (root->lx != root->rx) {
            int m = (root->lx + root->rx) >> 1;
            if (pos <= m) {
                if (root->l == NULL)
                    root->l = new Node(root->lx, m);
                upd(root->l, pos, val);
            }
            else {
                if (root->r == NULL)
                    root->r = new Node(m + 1, root->rx);
                upd(root->r, pos, val);
            }
        }
    }

    ll qry(Node *root, ll l, ll r) {
        if (root->lx > r || root->rx < l)
            return 0;
        if (l <= root->lx && root->rx <= r)
            return root->val;
        ll ans = 0;
        if (root->l != NULL)
            ans += qry(root->l, l, r);
        if (root->r != NULL)
            ans += qry(root->r, l, r);
        return ans;
    }

    ll check() {
        ll ai = 1, lim = p->val;
        while (ai < lim) {
            ll sum = qry(p, 1, ai);
            if (sum < ai)
                return 0;
            ai = sum + 1;
        }
        return 1;
    }
};
ll n, m, q;
ll a[MAX];
DynamicSegmentTree st;

bool init(int coinsCount, ll maxCoinSize, ll coins[]) {
    st.rmk(1, maxCoinSize);
    sort(coins, coins + coinsCount);

    for (int i = 0; i < coinsCount; ++i)
        st.upd(st.p, coins[i], coins[i]);
    return st.check();
}

bool is_happy(int event, int coinsCount, ll coins[]) {
    for (int i = 0; i < coinsCount; ++i)
        st.upd(st.p, coins[i], 1ll * event * coins[i]);
    return st.check();
}

//void run_case() {
//    cin >> n >> m;
//    for (int i = 1; i <= n; ++i)
//        cin >> a[i];
//
//    DynamicSegmentTree st(1, m);
//    for (int i = 1; i <= n; ++i)
//        st.upd(st.p, a[i], a[i]);
//    cout << st.check() << "\n";
//
//    cin >> q;
//    while (q--) {
//        int cmd, k;
//        cin >> cmd >> k;
//        array <ll, 12> c;
//        for (int i = 0; i < k; ++i)
//            cin >> c[i];
//        for (int i = 0; i < k; ++i)
//            st.upd(st.p, c[i], c[i] * cmd);
//        cout << st.check() << "\n";
//    }
//}

//signed main() {
//    cin.tie(0) -> sync_with_stdio(0);
//    #ifdef JASPER2
//        freopen("in1", "r", stdin);
//    #endif
//
//    int Test = 1;
//    //cin >> Test;
//    for (int test = 1; test <= Test; test++){
//
//        run_case();
//    }
//}

Compilation message

grader.cpp: In function 'int main()':
grader.cpp:16:12: warning: unused variable 'max_code' [-Wunused-variable]
   16 |  long long max_code;
      |            ^~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct

Subtask #2
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Runtime error 342 ms 524288 KB Execution killed with signal 9
7 Halted 0 ms 0 KB -

Subtask #3
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 263 ms 34292 KB Output is correct
7 Correct 252 ms 33880 KB Output is correct
8 Correct 296 ms 34360 KB Output is correct
9 Correct 394 ms 44224 KB Output is correct
10 Correct 401 ms 48204 KB Output is correct
11 Correct 111 ms 33260 KB Output is correct
12 Correct 114 ms 33288 KB Output is correct

Subtask #4
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Runtime error 342 ms 524288 KB Execution killed with signal 9
7 Halted 0 ms 0 KB -