1585 | 2022. 11. 28 16:04:30 | kovacs.peter.18f | Áruszállítás üres szakaszai | cpp11 | Elfogadva 50/50 | 35ms | 5688 KiB |
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
int main() {
cin.sync_with_stdio(false);
cin.tie(nullptr);
int N, M;
cin >> N >> M;
vector<pair<int, int>> transferS(M);
for (auto &e : transferS) {
cin >> e.first >> e.second;
}
sort(transferS.begin(), transferS.end());
int answer = 0, last = 1;
for (auto e : transferS) {
if (e.first > last) {
++answer;
}
last = max(last, e.second);
}
if (N > last) {
++answer;
}
cout << answer << '\n';
}
Részfeladat | Összpont | Teszt | Verdikt | Idő | Memória | ||
---|---|---|---|---|---|---|---|
base | 50/50 | ||||||
1 | Elfogadva | 0/0 | 3ms | 1824 KiB | |||
2 | Elfogadva | 0/0 | 35ms | 3356 KiB | |||
3 | Elfogadva | 2/2 | 2ms | 2228 KiB | |||
4 | Elfogadva | 2/2 | 2ms | 2300 KiB | |||
5 | Elfogadva | 2/2 | 2ms | 2700 KiB | |||
6 | Elfogadva | 2/2 | 2ms | 2648 KiB | |||
7 | Elfogadva | 2/2 | 2ms | 2856 KiB | |||
8 | Elfogadva | 2/2 | 2ms | 3196 KiB | |||
9 | Elfogadva | 2/2 | 2ms | 3004 KiB | |||
10 | Elfogadva | 2/2 | 2ms | 3000 KiB | |||
11 | Elfogadva | 2/2 | 2ms | 3280 KiB | |||
12 | Elfogadva | 2/2 | 2ms | 3352 KiB | |||
13 | Elfogadva | 3/3 | 4ms | 3720 KiB | |||
14 | Elfogadva | 3/3 | 4ms | 4048 KiB | |||
15 | Elfogadva | 3/3 | 4ms | 4092 KiB | |||
16 | Elfogadva | 3/3 | 28ms | 5228 KiB | |||
17 | Elfogadva | 3/3 | 28ms | 5452 KiB | |||
18 | Elfogadva | 3/3 | 32ms | 5428 KiB | |||
19 | Elfogadva | 3/3 | 4ms | 4420 KiB | |||
20 | Elfogadva | 3/3 | 4ms | 4592 KiB | |||
21 | Elfogadva | 3/3 | 32ms | 5644 KiB | |||
22 | Elfogadva | 3/3 | 34ms | 5688 KiB |