답안 #651435

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
651435	2022-10-18T18:11:21 Z	rainboy	Broken Device 2 (JOI22_device2)	C++17	100 / 100	78 ms	2928 KB

Anna
Bruno

/* https://www.ioi-jp.org/camp/2022/2022-sp-tasks/contest3/device2-review.pdf */
/* https://oj.uz/submission/544506 */
#include "Anna.h"
#include <assert.h>
#include <vector>

using namespace std;

typedef vector<int> vi;

const long long N = 1000000000000000000LL;
const int L = 140;

namespace {
	long long dp[L + 1];
}

int Declare() {
	dp[1] = 1, dp[2] = 1, dp[3] = 2;
	for (int l = 4; l <= L; l++)
		dp[l] = dp[l - 3] + dp[l - 2] + 1;
	long long n = 0;
	for (int l = 1; l <= L; l++)
		n += dp[l] * 2;
	assert(n > N);
	return L;
}

pair<vi, vi> Anna(long long x) {
	x--;
	int a = x % 2;
	x /= 2;
	int l = 1;
	while (x >= dp[l])
		x -= dp[l++];
	vi aa(l, 0), bb(l, 0);
	for (int i = 0; i < l; i++)
		aa[i] = (a + i) % 2;
	bb[0] = a;
	int i = 1;
	while (i < l)
		if (x == 0)
			bb[i] = bb[i - 1] ^ 1, i++;
		else if (x <= dp[l - i - 1])
			x--, bb[i] = bb[i + 1] = bb[i - 1], i += 2;
		else
			x -= dp[l - i - 1] + 1, bb[i] = bb[i + 1] = bb[i + 2] = bb[i - 1] ^ 1, i += 3;
	return make_pair(aa, bb);
}

/* https://www.ioi-jp.org/camp/2022/2022-sp-tasks/contest3/device2-review.pdf */
/* https://oj.uz/submission/544506 */
#include "Bruno.h"
#include <assert.h>
#include <vector>

using namespace std;

typedef vector<int> vi;

const long long N = 1000000000000000000LL;
const int L = 140;

namespace {
	long long dp[L + 1];
	bool init = false;
}

long long Bruno(vi cc) {
	if (!init) {
		init = true;
		dp[1] = 1, dp[2] = 1, dp[3] = 2;
		for (int l = 4; l <= L; l++)
			dp[l] = dp[l - 3] + dp[l - 2] + 1;
		long long n = 0;
		for (int l = 1; l <= L; l++)
			n += dp[l] * 2;
		assert(n > N);
	}
	int l = cc.size() / 2;
	long long x = 1;
	for (int l_ = 1; l_ < l; l_++)
		x += dp[l_] * 2;
	if (cc[0] == 1) {
		for (int i = 0; i < l * 2; i++)
			cc[i] ^= 1;
		x++;
	}
	int d = 0, c = 0;
	for (int i = 1, j = 1; j < l * 2; j++) {
		if (cc[j] == 0)
			d++;
		else
			d--;
		if (d >= 2) {
			if (c == 0)
				x += 2, i += 2;
			else
				x += (dp[l - i - 1] + 1) * 2, i += 3, c = 0;
			d = 0;
		} else if (d <= -2) {
			if (c == 1)
				x += 2, i += 2;
			else
				x += (dp[l - i - 1] + 1) * 2, i += 3, c = 1;
			d = 0;
		}
	}
	return x;
}

Subtask #1
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	15 ms	796 KB	Output is correct
3	Correct	15 ms	928 KB	Output is correct

Subtask #2
5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	15 ms	796 KB	Output is correct
3	Correct	15 ms	928 KB	Output is correct
4	Correct	26 ms	1380 KB	Output is correct
5	Correct	27 ms	1224 KB	Output is correct
6	Correct	26 ms	1312 KB	Output is correct
7	Correct	33 ms	1292 KB	Output is correct
8	Correct	27 ms	1308 KB	Output is correct
9	Correct	27 ms	1340 KB	Output is correct
10	Correct	26 ms	1352 KB	Output is correct

Subtask #3
3.0 / 3.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	15 ms	796 KB	Output is correct
3	Correct	15 ms	928 KB	Output is correct
4	Correct	26 ms	1380 KB	Output is correct
5	Correct	27 ms	1224 KB	Output is correct
6	Correct	26 ms	1312 KB	Output is correct
7	Correct	33 ms	1292 KB	Output is correct
8	Correct	27 ms	1308 KB	Output is correct
9	Correct	27 ms	1340 KB	Output is correct
10	Correct	26 ms	1352 KB	Output is correct
11	Correct	27 ms	1268 KB	Output is correct
12	Correct	28 ms	1256 KB	Output is correct
13	Correct	28 ms	1260 KB	Output is correct
14	Correct	30 ms	1348 KB	Output is correct
15	Correct	31 ms	1244 KB	Output is correct
16	Correct	28 ms	1316 KB	Output is correct
17	Correct	30 ms	1340 KB	Output is correct
18	Correct	27 ms	1168 KB	Output is correct
19	Correct	26 ms	1288 KB	Output is correct
20	Correct	24 ms	1168 KB	Output is correct

Subtask #4
12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	15 ms	796 KB	Output is correct
3	Correct	15 ms	928 KB	Output is correct
4	Correct	26 ms	1380 KB	Output is correct
5	Correct	27 ms	1224 KB	Output is correct
6	Correct	26 ms	1312 KB	Output is correct
7	Correct	33 ms	1292 KB	Output is correct
8	Correct	27 ms	1308 KB	Output is correct
9	Correct	27 ms	1340 KB	Output is correct
10	Correct	26 ms	1352 KB	Output is correct
11	Correct	27 ms	1268 KB	Output is correct
12	Correct	28 ms	1256 KB	Output is correct
13	Correct	28 ms	1260 KB	Output is correct
14	Correct	30 ms	1348 KB	Output is correct
15	Correct	31 ms	1244 KB	Output is correct
16	Correct	28 ms	1316 KB	Output is correct
17	Correct	30 ms	1340 KB	Output is correct
18	Correct	27 ms	1168 KB	Output is correct
19	Correct	26 ms	1288 KB	Output is correct
20	Correct	24 ms	1168 KB	Output is correct
21	Correct	31 ms	1444 KB	Output is correct
22	Correct	31 ms	1408 KB	Output is correct
23	Correct	33 ms	1452 KB	Output is correct
24	Correct	34 ms	1420 KB	Output is correct
25	Correct	32 ms	1464 KB	Output is correct
26	Correct	34 ms	1476 KB	Output is correct
27	Correct	31 ms	1520 KB	Output is correct
28	Correct	30 ms	1244 KB	Output is correct
29	Correct	31 ms	1252 KB	Output is correct
30	Correct	30 ms	1424 KB	Output is correct

Subtask #5
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	600 KB	Output is correct
2	Correct	15 ms	796 KB	Output is correct
3	Correct	15 ms	928 KB	Output is correct
4	Correct	26 ms	1380 KB	Output is correct
5	Correct	27 ms	1224 KB	Output is correct
6	Correct	26 ms	1312 KB	Output is correct
7	Correct	33 ms	1292 KB	Output is correct
8	Correct	27 ms	1308 KB	Output is correct
9	Correct	27 ms	1340 KB	Output is correct
10	Correct	26 ms	1352 KB	Output is correct
11	Correct	27 ms	1268 KB	Output is correct
12	Correct	28 ms	1256 KB	Output is correct
13	Correct	28 ms	1260 KB	Output is correct
14	Correct	30 ms	1348 KB	Output is correct
15	Correct	31 ms	1244 KB	Output is correct
16	Correct	28 ms	1316 KB	Output is correct
17	Correct	30 ms	1340 KB	Output is correct
18	Correct	27 ms	1168 KB	Output is correct
19	Correct	26 ms	1288 KB	Output is correct
20	Correct	24 ms	1168 KB	Output is correct
21	Correct	31 ms	1444 KB	Output is correct
22	Correct	31 ms	1408 KB	Output is correct
23	Correct	33 ms	1452 KB	Output is correct
24	Correct	34 ms	1420 KB	Output is correct
25	Correct	32 ms	1464 KB	Output is correct
26	Correct	34 ms	1476 KB	Output is correct
27	Correct	31 ms	1520 KB	Output is correct
28	Correct	30 ms	1244 KB	Output is correct
29	Correct	31 ms	1252 KB	Output is correct
30	Correct	30 ms	1424 KB	Output is correct
31	Correct	50 ms	1800 KB	Output is correct
32	Correct	46 ms	1948 KB	Output is correct
33	Correct	53 ms	1908 KB	Output is correct
34	Correct	60 ms	1760 KB	Output is correct
35	Correct	43 ms	1864 KB	Output is correct
36	Correct	43 ms	1904 KB	Output is correct
37	Correct	40 ms	1812 KB	Output is correct
38	Correct	39 ms	1756 KB	Output is correct
39	Correct	44 ms	1796 KB	Output is correct
40	Correct	38 ms	1856 KB	Output is correct

Subtask #6
60.0 / 60.0

#	결과	실행 시간	메모리	Grader output
1	Correct	65 ms	2712 KB	Output is correct
2	Correct	78 ms	2704 KB	Output is correct
3	Correct	69 ms	2696 KB	Output is correct
4	Correct	67 ms	2928 KB	Output is correct
5	Correct	74 ms	2760 KB	Output is correct
6	Correct	69 ms	2792 KB	Output is correct
7	Correct	69 ms	2772 KB	Output is correct
8	Correct	66 ms	2680 KB	Output is correct
9	Correct	66 ms	2876 KB	Output is correct
10	Correct	69 ms	2820 KB	Output is correct
11	Correct	70 ms	2888 KB	Output is correct
12	Correct	66 ms	2696 KB	Output is correct
13	Correct	74 ms	2888 KB	Output is correct
14	Correct	63 ms	2860 KB	Output is correct
15	Correct	60 ms	2604 KB	Output is correct
16	Correct	59 ms	2620 KB	Output is correct
17	Correct	56 ms	2660 KB	Output is correct
18	Correct	62 ms	2684 KB	Output is correct
19	Correct	62 ms	2792 KB	Output is correct
20	Correct	62 ms	2656 KB	Output is correct

답안 #651435

Compilation message

Subtask #1 5.0 / 5.0

Subtask #2 5.0 / 5.0

Subtask #3 3.0 / 3.0

Subtask #4 12.0 / 12.0

Subtask #5 15.0 / 15.0

Subtask #6 60.0 / 60.0

Subtask #1
5.0 / 5.0

Subtask #2
5.0 / 5.0

Subtask #3
3.0 / 3.0

Subtask #4
12.0 / 12.0

Subtask #5
15.0 / 15.0

Subtask #6
60.0 / 60.0