oj.uz

Submission #987750

# Submission time Handle Problem Language Result Execution time Memory
987750 2024-05-23T14:24:17 Z 876pol Strange Device (APIO19_strange_device) C++17
15 / 100
 5000 ms 524288 KB 
#include <bits/stdc++.h>

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

using ll = long long;
using int128 = __int128_t;
using pll = pair<ll, ll>;
template <class T>
using vec = vector<T>;
template <class T>
using indexed_set =
    tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

#define FOR(i, s, e) for (ll i = (ll)s; i < (ll)e; i++)
#define CFOR(i, s, e) for (ll i = (ll)s; i <= (ll)e; i++)
#define TRAV(e, a) for (const auto &e : a)
#define all(x) x.begin(), x.end()
#define dbg(x) cerr << "ln" << __LINE__ << ": " << #x << " = " << x << endl;

template <class T, class = decay_t<decltype(*begin(declval<T>()))>,
          class = enable_if_t<!is_same<T, string>::value>>
ostream &operator<<(ostream &out, const T &obj) {
    out << "[";
    for (auto it = obj.begin(); it != obj.end(); it++) {
        out << &", "[2 * (it == obj.begin())] << *it;
    }
    return out << "]";
}

template <class K, class V>
ostream &operator<<(ostream &out, const pair<K, V> &obj) {
    return out << "(" << obj.first << ", " << obj.second << ")";
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll n, a, b;
    cin >> n >> a >> b;
    if (n == 1) {
        int128 sz = (int128)a * b / gcd(a, b + 1);
        ll l, r;
        cin >> l >> r;
        cout << (ll)min((int128)r - l + 1, sz) << "\n";
    } else {
        set<pll> ss;
        FOR(i, 0, n) {
            ll l, r;
            cin >> l >> r;
            CFOR(t, l, r) {
                ss.insert({(t + (t / b)) % a, t % b});
            }
        }
        cout << ss.size() << "\n";
    }
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 35 ms 12380 KB Output is correct
3 Correct 52 ms 17904 KB Output is correct
4 Correct 2 ms 856 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 6 ms 1116 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 2 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 32 ms 6940 KB Output is correct
16 Correct 23 ms 6812 KB Output is correct
17 Correct 41 ms 6740 KB Output is correct
18 Correct 1 ms 348 KB Output is correct

Subtask #2
5.0 / 5.0

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

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 133 ms 32340 KB Output is correct
3 Correct 210 ms 32184 KB Output is correct
4 Correct 99 ms 30544 KB Output is correct
5 Execution timed out 5019 ms 62444 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 406 ms 62996 KB Output is correct
3 Runtime error 1357 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 406 ms 62996 KB Output is correct
3 Runtime error 1357 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 406 ms 62996 KB Output is correct
3 Runtime error 1357 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Runtime error 1321 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 35 ms 12380 KB Output is correct
3 Correct 52 ms 17904 KB Output is correct
4 Correct 2 ms 856 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 6 ms 1116 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 2 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 32 ms 6940 KB Output is correct
16 Correct 23 ms 6812 KB Output is correct
17 Correct 41 ms 6740 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 133 ms 32340 KB Output is correct
26 Correct 210 ms 32184 KB Output is correct
27 Correct 99 ms 30544 KB Output is correct
28 Execution timed out 5019 ms 62444 KB Time limit exceeded
29 Halted 0 ms 0 KB -