답안 #966461

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
966461 2024-04-19T23:40:53 Z pavement Ancient Machine (JOI21_ancient_machine) C++17
98 / 100
48 ms 8076 KB
#include "Anna.h"
#include <bits/stdc++.h>
using namespace std;

using i128 = __int128;

#define pb push_back

const int BLK_SZ = 179;

void Anna(int N, vector<char> S) {
	int first_X = -1;
	vector<bool> positions(N);
	vector<i128> fib(BLK_SZ + 5);
	fib[0] = fib[1] = 1;
	for (int i = 2; i < BLK_SZ + 5; i++) {
		fib[i] = fib[i - 1] + fib[i - 2];
	}
	for (int i = 0; i < N; i++) {
		if (S[i] == 'X' && first_X == -1) {
			first_X = i;
		} else if (first_X == -1) {
			continue;
		} else if (S[i] == 'Z') {
			assert(i);
			if (positions[i - 1] == 1) {
				positions[i - 1] = 0;
			}
			positions[i] = 1;
		}
	}
	for (int i = 0; i < N; i += BLK_SZ) {
		int r = min(N, i + BLK_SZ);
		// [i, r)
		i128 cur = 0;
		for (int j = i; j < r; j++) {
			if (positions[j]) {
				cur += fib[r - j];
			}
		}
		for (int j = 0; j < 127; j++) {
			Send(!!(cur & ((i128)1 << j)));
		}
	}
	for (int j = 0; j < 17; j++) {
		Send(!!((first_X + 1) & ((i128)1 << j)));
	}
}
#include "Bruno.h"
#include <bits/stdc++.h>
using namespace std;

using i128 = __int128;

#define pb push_back

const int BLK_SZ = 179;

void Bruno(int N, int L, vector<int> A) {
	int first_X = 0;
	vector<bool> positions(N);
	vector<i128> fib(BLK_SZ + 5);
	fib[0] = fib[1] = 1;
	for (int i = 2; i < BLK_SZ + 5; i++) {
		fib[i] = fib[i - 1] + fib[i - 2];
	}
	for (int j = L - 17; j < L; j++) {
		if (A[j]) {
			first_X |= (1 << (j - (L - 17)));
		}
	}
	first_X--;
	if (first_X == -1) {
		for (int i = 0; i < N; i++) {
			Remove(i);
		}
		return;
	}
	for (int i = 0, l = 0; i < L - 17; i += 127, l += BLK_SZ) {
		int r = min(N, l + BLK_SZ);
		i128 cur = 0;
		for (int j = i; j < min(L, i + 127); j++) {
			if (A[j]) {
				cur |= ((i128)1 << (j - i));
			}
		}
		// [l, r)
		for (int j = l; j < r; j++) {
			if (fib[r - j] > cur) {
				positions[j] = 0;
			} else {
				positions[j] = 1;
				cur -= fib[r - j];
				j++;
			}
		}
	}
	for (int i = 0; i < first_X; i++) {
		Remove(i);
	}
	vector<int> buf;
	for (int i = first_X + 1; i < N; i++) {
		if (positions[i]) {
			while (!buf.empty()) {
				Remove(buf.back());
				buf.pop_back();
			}
			Remove(i);
		} else {
			buf.pb(i);
		}
	}
	buf.pb(first_X);
	while (!buf.empty()) {
		Remove(buf.back());
		buf.pop_back();
	}
}
# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 792 KB Output is correct
2 Correct 0 ms 788 KB Output is correct
3 Correct 0 ms 780 KB Output is correct
4 Correct 0 ms 780 KB Output is correct
5 Correct 0 ms 776 KB Output is correct
6 Correct 0 ms 780 KB Output is correct
7 Correct 1 ms 792 KB Output is correct
8 Correct 0 ms 792 KB Output is correct
9 Correct 0 ms 780 KB Output is correct
10 Correct 0 ms 1176 KB Output is correct
11 Correct 0 ms 792 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Partially correct 38 ms 8024 KB Partially correct
2 Partially correct 38 ms 7776 KB Partially correct
3 Partially correct 39 ms 7588 KB Partially correct
4 Partially correct 38 ms 7804 KB Partially correct
5 Partially correct 38 ms 7564 KB Partially correct
6 Partially correct 38 ms 7736 KB Partially correct
7 Partially correct 37 ms 7796 KB Partially correct
8 Partially correct 38 ms 7736 KB Partially correct
9 Partially correct 39 ms 7740 KB Partially correct
10 Partially correct 38 ms 7800 KB Partially correct
11 Partially correct 38 ms 7592 KB Partially correct
12 Partially correct 40 ms 7724 KB Partially correct
13 Partially correct 43 ms 7784 KB Partially correct
14 Partially correct 43 ms 7736 KB Partially correct
15 Partially correct 42 ms 7724 KB Partially correct
16 Partially correct 42 ms 7716 KB Partially correct
17 Partially correct 45 ms 7800 KB Partially correct
18 Partially correct 43 ms 7624 KB Partially correct
19 Partially correct 44 ms 7744 KB Partially correct
20 Partially correct 38 ms 7776 KB Partially correct
21 Partially correct 37 ms 7804 KB Partially correct
22 Partially correct 42 ms 7980 KB Partially correct
23 Partially correct 38 ms 7724 KB Partially correct
24 Partially correct 37 ms 7804 KB Partially correct
25 Partially correct 42 ms 7724 KB Partially correct
26 Partially correct 48 ms 8076 KB Partially correct
27 Partially correct 43 ms 7708 KB Partially correct
28 Partially correct 42 ms 7804 KB Partially correct
29 Partially correct 43 ms 7760 KB Partially correct
30 Partially correct 47 ms 7704 KB Partially correct
31 Partially correct 42 ms 7816 KB Partially correct
32 Partially correct 39 ms 7708 KB Partially correct
33 Partially correct 38 ms 7628 KB Partially correct