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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#489677#9155. 集合yemuzhe100 ✓220ms46600kbC++141.3kb2024-07-24 22:42:292024-07-24 22:42:29

Judging History

你现在查看的是最新测评结果

  • [2024-07-24 22:42:29]
  • 评测
  • 测评结果:100
  • 用时:220ms
  • 内存:46600kb
  • [2024-07-24 22:42:29]
  • 提交

answer

#include <cstdio>
#include <random>
#include <ctime>
#define N 600005
#define uid() uniform_int_distribution<unsigned long long>()(rnd)
using namespace std;

const int k = 3;

int n, m, q, a[N], b[N], r[N];
unsigned long long mp[k][N], vala[k][N], valb[k][N], nowa[k], nowb[k];

mt19937 rnd (time (0));

bool eq (unsigned long long *a, unsigned long long *b)
{
	for (int i = 0; i < k; i ++)
	{
		if (a[i] != b[i]) return 0;
	}
	return 1;
}

void insert (int i)
{
	for (int j = (i - 1) * 3 + 1; j <= i * 3; j ++)
	{
		for (int u = 0; u < k; u ++)
		{
			nowa[u] -= vala[u][a[j]];
			vala[u][a[j]] ^= mp[u][i];
			nowa[u] += vala[u][a[j]];
			nowb[u] -= valb[u][b[j]];
			valb[u][b[j]] ^= mp[u][i];
			nowb[u] += valb[u][b[j]];
		}
	}
	return ;
}

int main ()
{
	scanf ("%d%d%d", &n, &m, &q);
	for (int i = 1; i <= n; i ++)
	{
		for (int j = 0; j < k; j ++)
		{
			mp[j][i] = uid ();
		}
	}
	for (int i = 1; i <= n * 3; i ++)
	{
		scanf ("%d", &a[i]);
	}
	for (int i = 1; i <= n * 3; i ++)
	{
		scanf ("%d", &b[i]);
	}
	for (int i = 1, j = 0; i <= n; i ++)
	{
		while (j < n)
		{
			insert (j + 1);
			if (eq (nowa, nowb)) j ++;
			else {insert (j + 1); break;}
		}
		r[i] = j, insert (i);
	}
	for (int i = 1, x, y; i <= q; i ++)
	{
		scanf ("%d%d", &x, &y);
		puts (y <= r[x] ? "Yes" : "No");
	}
	return 0;
}

Details


Pretests

Pretest #1:

score: 5
Accepted
time: 0ms
memory: 13776kb

Pretest #2:

score: 5
Accepted
time: 2ms
memory: 13736kb

Pretest #3:

score: 5
Accepted
time: 0ms
memory: 13772kb

Pretest #4:

score: 5
Accepted
time: 0ms
memory: 13788kb

Pretest #5:

score: 5
Accepted
time: 0ms
memory: 13732kb

Pretest #6:

score: 5
Accepted
time: 2ms
memory: 13940kb

Pretest #7:

score: 5
Accepted
time: 0ms
memory: 13772kb

Pretest #8:

score: 5
Accepted
time: 0ms
memory: 13864kb

Pretest #9:

score: 5
Accepted
time: 21ms
memory: 13824kb

Pretest #10:

score: 5
Accepted
time: 17ms
memory: 13780kb

Pretest #11:

score: 5
Accepted
time: 85ms
memory: 19072kb

Pretest #12:

score: 5
Accepted
time: 85ms
memory: 19776kb

Pretest #13:

score: 5
Accepted
time: 3ms
memory: 13904kb

Pretest #14:

score: 5
Accepted
time: 0ms
memory: 14056kb

Pretest #15:

score: 5
Accepted
time: 104ms
memory: 13792kb

Pretest #16:

score: 5
Accepted
time: 99ms
memory: 14052kb

Pretest #17:

score: 5
Accepted
time: 10ms
memory: 15960kb

Pretest #18:

score: 5
Accepted
time: 4ms
memory: 18692kb

Pretest #19:

score: 5
Accepted
time: 189ms
memory: 19748kb

Pretest #20:

score: 5
Accepted
time: 215ms
memory: 46600kb

Final Tests

Test #1:

score: 5
Accepted
time: 2ms
memory: 13804kb

Test #2:

score: 5
Accepted
time: 0ms
memory: 13888kb

Test #3:

score: 5
Accepted
time: 0ms
memory: 13792kb

Test #4:

score: 5
Accepted
time: 2ms
memory: 13856kb

Test #5:

score: 5
Accepted
time: 0ms
memory: 13788kb

Test #6:

score: 5
Accepted
time: 0ms
memory: 13896kb

Test #7:

score: 5
Accepted
time: 2ms
memory: 13792kb

Test #8:

score: 5
Accepted
time: 0ms
memory: 13856kb

Test #9:

score: 5
Accepted
time: 21ms
memory: 13832kb

Test #10:

score: 5
Accepted
time: 17ms
memory: 13732kb

Test #11:

score: 5
Accepted
time: 88ms
memory: 20164kb

Test #12:

score: 5
Accepted
time: 82ms
memory: 19644kb

Test #13:

score: 5
Accepted
time: 3ms
memory: 13824kb

Test #14:

score: 5
Accepted
time: 0ms
memory: 14068kb

Test #15:

score: 5
Accepted
time: 92ms
memory: 13924kb

Test #16:

score: 5
Accepted
time: 94ms
memory: 14052kb

Test #17:

score: 5
Accepted
time: 9ms
memory: 13796kb

Test #18:

score: 5
Accepted
time: 13ms
memory: 18592kb

Test #19:

score: 5
Accepted
time: 195ms
memory: 22664kb

Test #20:

score: 5
Accepted
time: 220ms
memory: 46588kb

Extra Test:

score: 0
Extra Test Passed