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답안 #448186

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
448186 2021-07-29T07:37:26 Z Vladithur 이상한 기계 (APIO19_strange_device) C++17
10 / 100
 5000 ms 524292 KB 
//#pragma GCC optimize ("Ofast")
//#pragma GCC target("avx2")
//#pragma GCC optimize("unroll-loops")
//#include <x86intrin.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
#include <bits/stdc++.h>

#define PI 3.141592653589793L
#define FAST ios::sync_with_stdio(false); cin.tie(NULL);
// Use for file I/O;
#define FIN string _fname = "input"; \
			string _is = _fname + ".in", _os = _fname + ".out"; \
			freopen(_is.c_str(), "r", stdin); \
			freopen(_os.c_str(), "w", stdout);

#define FIN2 freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout);
#define RINIT mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

#define all(x) (x).begin(), (x).end()
#define allr(x) (x).rbegin(), (x).rend()
#define gsize(x) (int)((x).size())

using namespace std;
//using namespace __gnu_pbds;
//typedef gp_hash_table<int, int, hash<int>> ht;

const char nl = '\n';

typedef long long ll;
typedef long double ld;
// typedef unsigned int uint;
typedef unsigned long long ull;

const ll inf = 1e9 + 10;
const ll inf2 = 1e18 + 99LL;
const ld inf3 = 1e17;
const ll mod = 1e9+7, mod2 = 998244353;
const ld eps = 1e-9;
const bool local = false;

//RINIT;
const int logn = 21, maxn = 200000, maxm = 100000, maxn2 = 3;	

int main() {
	FAST;
	
	int n;
	cin >> n;
	ll a, b;
	cin >> a >> b;
	set<pair<ll, ll>> s;
	while (n--) {
		ll l, r;
		cin >> l >> r;
		for (ll t = l; t <= r; t++) {
			s.emplace((t + t / b) % a, t % b);
		}
	}
	cout << gsize(s) << nl;
}

// © Benq 
/* stuff you should look for
	* int overflow, array bounds	
	* special cases (n=1?)
	* do smth instead of nothing and stay organized
	* WRITE STUFF DOWN
	* DON'T GET STUCK ON ONE APPROACH
*/

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 48 ms 12644 KB Output is correct
3 Correct 70 ms 18300 KB Output is correct
4 Correct 2 ms 844 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 8 ms 1100 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 45 ms 6992 KB Output is correct
16 Correct 28 ms 7052 KB Output is correct
17 Correct 72 ms 10320 KB Output is correct
18 Correct 1 ms 204 KB Output is correct

Subtask #2
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Runtime error 3240 ms 524292 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 146 ms 32308 KB Output is correct
3 Correct 185 ms 32068 KB Output is correct
4 Correct 123 ms 30592 KB Output is correct
5 Execution timed out 5064 ms 62444 KB Time limit exceeded

Subtask #4
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 629 ms 67000 KB Output is correct
3 Runtime error 2225 ms 524292 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 629 ms 67000 KB Output is correct
3 Runtime error 2225 ms 524292 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 629 ms 67000 KB Output is correct
3 Runtime error 2225 ms 524292 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 204 KB Output is correct
2 Runtime error 1832 ms 524292 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 48 ms 12644 KB Output is correct
3 Correct 70 ms 18300 KB Output is correct
4 Correct 2 ms 844 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 384 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 332 KB Output is correct
9 Correct 8 ms 1100 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 1 ms 204 KB Output is correct
12 Correct 0 ms 204 KB Output is correct
13 Correct 0 ms 204 KB Output is correct
14 Correct 1 ms 332 KB Output is correct
15 Correct 45 ms 6992 KB Output is correct
16 Correct 28 ms 7052 KB Output is correct
17 Correct 72 ms 10320 KB Output is correct
18 Correct 1 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Runtime error 3240 ms 524292 KB Execution killed with signal 9
21 Halted 0 ms 0 KB -