oj.uz

Submission #800093

# Submission time Handle Problem Language Result Execution time Memory
800093 2023-08-01T10:05:25 Z Sohsoh84 Ancient Machine (JOI21_ancient_machine) C++17
100 / 100
 50 ms 9292 KB 
#include "Anna.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

namespace {
	const int MAXN = 1e5;

	ll fib[MAXN];

	const int LEN_MAX = 50;
	const int BIT_MAX = 35;

	inline ll encode(vector<int> vec) {
		ll ans = 0;
		for (int i = 0; i < LEN_MAX; i++)
			if (vec[i])
				ans += fib[LEN_MAX - i - 1];

		return ans;
	}
}

void Anna(int N, vector<char> S) {
	fib[0] = 1, fib[1] = 2;
	for (int i = 2; i <= LEN_MAX; i++)
		fib[i] = fib[i - 1] + fib[i - 2];

	vector<int> ans = {0};
	for (int i = 1; i < N; i++) {
		ans.push_back(S[i - 1] == 'Z');
	}

	int ind = 0;
	while (S[ind] != 'X' && ind < N) ind++;
	if (ind == N) return;

	for (int i = 0; i <= ind; i++) ans[i] = 0;
	ans[ind] = 1;

	for (int i = N - 2; i >= 0; i--)
		if (ans[i] + ans[i + 1] == 2)
			ans[i] = 0;
	
	while (int(ans.size()) < MAXN) ans.push_back(0);

	vector<int> fans;
	for (int i = 0; i < int(ans.size()); i += LEN_MAX) {
		vector<int> tmp;
		for (int j = 0; j < LEN_MAX; j++)
			tmp.push_back(ans[i + j]);

		ll x = encode(tmp);
		for (int i = 0; i < BIT_MAX; i++)
			fans.push_back((x >> i & 1ll));
	}

	for (int e : fans)
		Send(e);
}



#include "Bruno.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

namespace {
	const int MAXN = 1e5;
	const int MAX_LEN = 50;
	const int MAX_BIT = 35;

	ll fib[MAXN];

	inline vector<int> decode(ll x) {
		vector<int> ans;
		for (int i = 0; i < MAX_LEN; i++) {
			if (x >= fib[MAX_LEN - i - 1]) {
				ans.push_back(1);
				x -= fib[MAX_LEN - i - 1];
			} else {
				ans.push_back(0);
			}
		}

		return ans;
	}
}  // namespace

void Bruno(int N, int L, std::vector<int> TTA) {	
	if (!L) {
		for (int i = 0; i < N; i++)
			Remove(i);

		return;
	}

	fib[0] = 1, fib[1] = 2;
	for (int i = 2; i <= MAX_LEN; i++)
		fib[i] = fib[i - 1] + fib[i - 2];

	vector<int> TA;
	for (int i = 0; i < L; i += MAX_BIT) {
		ll x = 0;
		for (int j = 0; j < MAX_BIT; j++)
			if (TTA[i + j]) 
				x |= (1ll << j);

		vector<int> tmp = decode(x);
		for (int e : tmp)
			TA.push_back(e);
	}

	int ind = 0;
	vector<int> A(N);
	while (!TA[ind]) ind++;

	for (int i = 0; i < ind; i++)
		A[i] = 1;

	A[N - 1] = 1;
	for (int i = ind + 1; i < N; i++)
		A[i - 1] = TA[i];

	stack<int> st;
	bool flag = false;

	for (int i = 0; i < N; i++) {	
		if (A[i]) {
			while (st.size() > 1) {
				Remove(st.top());
				st.pop();
			}

			Remove(i);
		} else st.push(i);
	}

	while (!st.empty()) {
		Remove(st.top());
		st.pop();
	}
}

Compilation message

Bruno.cpp: In function 'void Bruno(int, int, std::vector<int>)':
Bruno.cpp:66:7: warning: unused variable 'flag' [-Wunused-variable]
   66 |  bool flag = false;
      |       ^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 3428 KB Output is correct
2 Correct 11 ms 3468 KB Output is correct
3 Correct 11 ms 3472 KB Output is correct
4 Correct 11 ms 3424 KB Output is correct
5 Correct 13 ms 3488 KB Output is correct
6 Correct 11 ms 3452 KB Output is correct
7 Correct 13 ms 3488 KB Output is correct
8 Correct 11 ms 3520 KB Output is correct
9 Correct 11 ms 3480 KB Output is correct
10 Correct 0 ms 516 KB Output is correct
11 Correct 0 ms 524 KB Output is correct

Subtask #2
95.0 / 95.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 9172 KB Output is correct
2 Correct 45 ms 9096 KB Output is correct
3 Correct 40 ms 9184 KB Output is correct
4 Correct 39 ms 9216 KB Output is correct
5 Correct 39 ms 9116 KB Output is correct
6 Correct 40 ms 9256 KB Output is correct
7 Correct 39 ms 9204 KB Output is correct
8 Correct 39 ms 9292 KB Output is correct
9 Correct 39 ms 9288 KB Output is correct
10 Correct 39 ms 9196 KB Output is correct
11 Correct 40 ms 9216 KB Output is correct
12 Correct 41 ms 9104 KB Output is correct
13 Correct 40 ms 9228 KB Output is correct
14 Correct 50 ms 9212 KB Output is correct
15 Correct 41 ms 9156 KB Output is correct
16 Correct 42 ms 9248 KB Output is correct
17 Correct 38 ms 9172 KB Output is correct
18 Correct 34 ms 7548 KB Output is correct
19 Correct 34 ms 7400 KB Output is correct
20 Correct 38 ms 9196 KB Output is correct
21 Correct 39 ms 9232 KB Output is correct
22 Correct 37 ms 9200 KB Output is correct
23 Correct 40 ms 9280 KB Output is correct
24 Correct 39 ms 9200 KB Output is correct
25 Correct 33 ms 7472 KB Output is correct
26 Correct 38 ms 9128 KB Output is correct
27 Correct 44 ms 9200 KB Output is correct
28 Correct 38 ms 9224 KB Output is correct
29 Correct 33 ms 7332 KB Output is correct
30 Correct 44 ms 9184 KB Output is correct
31 Correct 34 ms 7332 KB Output is correct
32 Correct 39 ms 9108 KB Output is correct
33 Correct 39 ms 9124 KB Output is correct