oj.uz

Submission #828554

# Submission time Handle Problem Language Result Execution time Memory
828554 2023-08-17T11:04:35 Z green_gold_dog Intercastellar (JOI22_ho_t1) C++17
100 / 100
 69 ms 9192 KB 
//#pragma GCC optimize("Ofast")
//#pragma GCC target("avx,avx2,sse,sse2,sse3,ssse3,sse4,abm,popcnt,mmx")
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef double db;
typedef long double ldb;
typedef complex<double> cd;

constexpr ll INF64 = 9'000'000'000'000'000'000, INF32 = 2'000'000'000, MOD = 1'000'000'007;
constexpr db PI = acos(-1);
constexpr bool IS_FILE = false, IS_TEST_CASES = false;

random_device rd;
mt19937 rnd32(rd());
mt19937_64 rnd64(rd());

template<typename T>
bool assign_max(T& a, T b) {
        if (b > a) {
                a = b;
                return true;
        }
        return false;
}

template<typename T>
bool assign_min(T& a, T b) {
        if (b < a) {
                a = b;
                return true;
        }
        return false;
}

template<typename T>
T square(T a) {
        return a * a;
}

template<>
struct std::hash<pair<ll, ll>> {
        ll operator() (pair<ll, ll> p) const {
                return ((__int128)p.first * MOD + p.second) % INF64;
        }
};

void solve() {
        ll n;
        cin >> n;
        vector<pair<ll, ll>> a(n);
        for (ll i = 0; i < n; i++) {
                cin >> a[i].second;
                a[i].first = 1;
                while (a[i].second % 2 == 0) {
                        a[i].first *= 2;
                        a[i].second /= 2;
                }
        }
        ll q;
        cin >> q;
        ll now = 0, nost = a[0].first;
        ll lx = 0;
        for (ll i = 0; i < q; i++) {
                ll x;
                cin >> x;
                x -= lx;
                lx += x;
                while (nost < x) {
                        now++;
                        nost += a[now].first;
                }
                nost -= x;
                cout << a[now].second << '\n';
        }
}

int main() {
        if (IS_FILE) {
                freopen("", "r", stdin);
                freopen("", "w", stdout);
        }
        ios_base::sync_with_stdio(false);
        cin.tie(0);
        cout.tie(0);
        ll t = 1;
        if (IS_TEST_CASES) {
                cin >> t;
        }
        for (ll i = 0; i < t; i++) {
                solve();
        }
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:82:24: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   82 |                 freopen("", "r", stdin);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~
Main.cpp:83:24: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   83 |                 freopen("", "w", stdout);
      |                 ~~~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 14 ms 4052 KB Output is correct
4 Correct 20 ms 2376 KB Output is correct
5 Correct 35 ms 5540 KB Output is correct
6 Correct 20 ms 4020 KB Output is correct
7 Correct 36 ms 5588 KB Output is correct
8 Correct 38 ms 5652 KB Output is correct

Subtask #2
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct

Subtask #3
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 14 ms 4052 KB Output is correct
4 Correct 20 ms 2376 KB Output is correct
5 Correct 35 ms 5540 KB Output is correct
6 Correct 20 ms 4020 KB Output is correct
7 Correct 36 ms 5588 KB Output is correct
8 Correct 38 ms 5652 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 19 ms 2984 KB Output is correct
24 Correct 39 ms 5240 KB Output is correct
25 Correct 47 ms 8828 KB Output is correct
26 Correct 33 ms 5500 KB Output is correct
27 Correct 45 ms 5504 KB Output is correct
28 Correct 69 ms 9192 KB Output is correct
29 Correct 53 ms 8692 KB Output is correct
30 Correct 39 ms 3660 KB Output is correct
31 Correct 55 ms 9172 KB Output is correct