oj.uz

Submission #1019724

# Submission time Handle Problem Language Result Execution time Memory
1019724 2024-07-11T08:17:30 Z NoLove Happiness (Balkan15_HAPPINESS) C++14
40 / 100
 361 ms 49232 KB 
/**
 *    author : Lăng Trọng Đạt
 *    created: 11-07-2024 
**/
#include <bits/stdc++.h>
#include "happiness.h"
using namespace std;
#ifndef LANG_DAT
#define db(...) ;
#endif // LANG_DAT
#define mp make_pair
#define f first
#define se second
#define pb push_back
#define all(v) (v).begin(), (v).end()
using pii = pair<int, int>;
using vi = vector<int>;
#define FOR(i, a, b) for (int (i) = a; (i) <= (b); i++)
// void mx(int& a, int b) { if (b > a) a = b; }
void mi(int& a, int b) { if (b < a) a = b; }
#define si(x) (int)(x.size())
const int INF = 1e18;
const int MOD = 1e9 + 7;

#define ll long long
const int MAXN = 1e7 + 5;
struct Node {
    ll sum, mx;
    Node *l, *r;
} st[MAXN];

int sz = 0, n;
void push(Node* v) {
    if (v->l == nullptr) {
        v->l = &st[++sz];
        v->r = &st[++sz];
    }
}
void add(int val, int event, Node *v = &st[0], int l = 1, int r = n) {
    if (l > val or val > r) return;
    if (l == r) {
        v->sum += event * val;
        if (v->sum > 0) 
            v->mx = val;
        else v->mx = 0;
    } else {
        int mid = (l + r) / 2;
        push(v);
        add(val, event, v->l, l, mid);
        add(val, event, v->r, mid + 1, r);

        v->sum = v->l->sum + v->r->sum;
        v->mx = max(v->l->mx, v->r->mx - v->l->sum);
    }
}

int cnt1 = 0, cnt_total = 0;
bool init(int coinsCount, long long maxCoinSize, long long coins[]) {
    n = maxCoinSize;
    FOR(i, 0, coinsCount - 1) {
        cnt1 += coins[i] == 1;
        add(coins[i], 1);
    }
    db("fuck")
    cnt_total += coinsCount;
    return (st[0].mx <= 1 && cnt1 > 0) or cnt_total == 0;
}
bool is_happy(int event, int coinsCount, long long coins[]) {
    cnt_total += event * coinsCount;
    FOR(i, 0, coinsCount - 1) {
        add(coins[i], event);
        cnt1 += event * (coins[i] == 1);
    }
    return (st[0].mx <= 1 && cnt1 > 0) or cnt_total == 0;
}

Compilation message

happiness.cpp:22:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   22 | const int INF = 1e18;
      |                 ^~~~
happiness.cpp: In function 'bool init(int, long long int, long long int*)':
happiness.cpp:18:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   18 | #define FOR(i, a, b) for (int (i) = a; (i) <= (b); i++)
      |                               ^
happiness.cpp:60:5: note: in expansion of macro 'FOR'
   60 |     FOR(i, 0, coinsCount - 1) {
      |     ^~~
happiness.cpp: In function 'bool is_happy(int, int, long long int*)':
happiness.cpp:18:31: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   18 | #define FOR(i, a, b) for (int (i) = a; (i) <= (b); i++)
      |                               ^
happiness.cpp:70:5: note: in expansion of macro 'FOR'
   70 |     FOR(i, 0, coinsCount - 1) {
      |     ^~~
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

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 504 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 504 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 504 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 192 ms 37208 KB Output is correct
7 Correct 187 ms 36948 KB Output is correct
8 Correct 194 ms 37224 KB Output is correct
9 Correct 310 ms 46420 KB Output is correct
10 Correct 361 ms 49232 KB Output is correct
11 Correct 126 ms 26196 KB Output is correct
12 Correct 125 ms 26168 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 504 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB Output isn't correct
7 Halted 0 ms 0 KB -