QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#468862#8338. Quad Kingdoms Chessreal_sigma_teamWA 58ms80480kbC++205.8kb2024-07-09 02:04:442024-07-09 02:04:44

Judging History

你现在查看的是最新测评结果

  • [2024-07-09 02:04:44]
  • 评测
  • 测评结果:WA
  • 用时:58ms
  • 内存:80480kb
  • [2024-07-09 02:04:44]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;
using ll = long long;
#define x first
#define y second

void solve();

int main() {
#ifndef LOCAL
	cin.tie(nullptr)->sync_with_stdio(false);
#endif
	cout << fixed << setprecision(30);
	int t = 1;
	// cin >> t;
	while (t--) {
		solve();
	}
}

mt19937_64 mt(time(nullptr));

const int N = 100100, K = 2, mod = 100'000'007;
int a[N], b[N], prv[mod], sufa[N], sufb[N], prva[N], suffa[N], prvb[N], suffb[N], mna[N], mnb[N], inda[N], indb[N];
unsigned long long hsh[N], prefa[N], prefb[N];
pair<int, int> cha[N], chb[N], stk[2 * N], chas[N], chbs[N];
pair<int, pair<int, int>> que[2 * N], chall[N];


void solve() {
	for (int i = 0; i < N; i++) {
		hsh[i] = mt();
	}
	int n1, n2, q, a0;
	cin >> n1;
	for (int i = 0; i < n1; i++) {
		cin >> a[i];
	}
	a0 = a[0];
	cin >> n2;
	for (int i = 0; i < n2; i++) {
		cin >> b[i];
	}
	cin >> q;
	for (int i = 0; i < q; i++) {
		cin >> que[i].x >> que[i].y.x >> que[i].y.y; que[i].y.x--;
	}
	for (int st = 0; st < q; st += K) {
		int sz = min(K, q - st);
		for (int i = 0; i < n1; i++) {
			mna[i] = a[i];
		}
		for (int i = 0; i < n2; i++) {
			mnb[i] = b[i];
		}
		int indasz = 0, indbsz = 0;
		set<int> ia, ib;
		for (int i = 0; i < sz; i++) {
			chall[i] = que[i + st];
			if (chall[i].x == 1) {
				mna[chall[i].y.x] = min(mna[chall[i].y.x], chall[i].y.y);
				ia.insert(chall[i].y.x);
			} else {
				mnb[chall[i].y.x] = min(mnb[chall[i].y.x], chall[i].y.y);
				ib.insert(chall[i].y.x);
			}
		}
		for (int i : ia) {
			inda[indasz++] = i;
		}
		for (int i : ib) {
			indb[indbsz++] = i;
		}
		{
			sufa[n1 - 1] = 0;
			for (int i = n1 - 2; i >= 0; i--) {
				sufa[i] = max(sufa[i + 1], mna[i + 1]);
			}
			prefa[0] = 0;
			for (int i = 0; i < n1; i++) {
				if (mna[i] >= sufa[i]) {
					prefa[i + 1] = prefa[i] + hsh[mna[i]];
				} else {
					prefa[i + 1] = prefa[i];
				}
			}
			int chassz = 0;
			for (int i = 0; i < sz; i++) {
				if (chall[i].x == 1) {
					chas[chassz++] = chall[i].y;
					chas[chassz++] = {chall[i].y.x, a[chall[i].y.x]};
				}
			}
			sort(chas, chas + chassz);
			int stksz = 1, ptr = 0;
			stk[0] = {INT32_MAX, -1};
			for (int i = 0; i < n1; i++) {
				while (mna[i] > stk[stksz - 1].x) {
					stksz--;
				}
				while (ptr < chassz && chas[ptr].x == i) {
					int nw = stksz;
					for (int l = 17; l >= 0; l--) {
						if (nw - (1 << l) >= 0 && stk[nw - (1 << l)].x < chas[ptr].y) {
							nw -= (1 << l);
						}
					}
					nw--;
					prv[(hsh[chas[ptr].x] + hsh[31] * hsh[chas[ptr].y] + hsh[2]) % mod] = stk[nw].y;
					ptr++;
				}
				stk[stksz++] = {mna[i], i};
			}
		}
		{
			sufb[n2 - 1] = 0;
			for (int i = n2 - 2; i >= 0; i--) {
				sufb[i] = max(sufb[i + 1], mnb[i + 1]);
			}
			prefb[0] = 0;
			for (int i = 0; i < n2; i++) {
				if (mnb[i] >= sufb[i]) {
					prefb[i + 1] = prefb[i] + hsh[mnb[i]];
				} else {
					prefb[i + 1] = prefb[i];
				}
			}
			int chbssz = 0;
			for (int i = 0; i < sz; i++) {
				if (chall[i].x == 2) {
					chbs[chbssz++] = chall[i].y;
					chbs[chbssz++] = {chall[i].y.x, b[chall[i].y.x]};
				}
			}
			sort(chbs, chbs + chbssz);
			int stksz = 1, ptr = 0;
			stk[0] = {INT32_MAX, -1};
			for (int i = 0; i < n2; i++) {
				while (mnb[i] > stk[stksz - 1].x) {
					stksz--;
				}
				while (ptr < chbssz && chbs[ptr].x == i) {
					int nw = stksz;
					for (int l = 17; l >= 0; l--) {
						if (nw - (1 << l) >= 0 && stk[nw - (1 << l)].x < chbs[ptr].y) {
							nw -= (1 << l);
						}
					}
					nw--;
					prv[(hsh[chbs[ptr].x] + hsh[31] * hsh[chbs[ptr].y] + hsh[1]) % mod] = stk[nw].y;
					ptr++;
				}
				stk[stksz++] = {mnb[i], i};
			}
		}
		unsigned long long resmna = prefa[n1], resmnb = prefb[n2];
		for (int c = 0; c < sz; c++) {
			int chasz = 0, chbsz = 0;
			unsigned long long resa = resmna, resb = resmnb;
			if (chall[c].x == 1) {
				a[chall[c].y.x] = chall[c].y.y;
			} else {
				b[chall[c].y.x] = chall[c].y.y;
			}
			{
				for (int i = 0; i < indasz; i++) {
					if (mna[inda[i]] != a[inda[i]]) {
						cha[chasz++] = {inda[i], a[inda[i]]};
					}
				}
				int stksz = 1;
				stk[0] = {INT32_MAX, -1};
				for (int i = 0; i < chasz; i++) {
					while (cha[i].y > stk[stksz - 1].x) {
						stksz--;
					}
					prva[i] = stk[stksz - 1].y;
					stk[stksz++] = {cha[i].y, cha[i].x};
				}
				suffa[chasz - 1] = 0;
				for (int i = chasz - 2; i >= 0; i--) {
					suffa[i] = max(suffa[i + 1], cha[i + 1].y);
				}
				for (int i = 0; i < chasz; i++) {
					if (max(suffa[i], sufa[cha[i].x]) > cha[i].y) {
						continue;
					}
					int r = cha[i].x + 1;
					int l;
					int c1 = prva[i];
					int c2 = prv[(hsh[cha[i].x] + hsh[31] * hsh[cha[i].y] + hsh[2]) % mod];
					// int c2 = cha[i].x;
					if (a[c1] > a[c2]) {
						l = c1 + 1;
					} else if (a[c2] > a[c1]) {
						l = c2 + 1;
					} else {
						l = max(c1, c2) + 1;
					}
					resa -= prefa[r] - prefa[l];
					resa += hsh[cha[i].y];
				}
			}
			{
				for (int i = 0; i < indbsz; i++) {
					if (mnb[indb[i]] != b[indb[i]]) {
						chb[chbsz++] = {indb[i], b[indb[i]]};
					}
				}
				int stksz = 1;
				stk[0] = {INT32_MAX, -1};
				for (int i = 0; i < chbsz; i++) {
					while (chb[i].y > stk[stksz - 1].x) {
						stksz--;
					}
					prvb[i] = stk[stksz - 1].y;
					stk[stksz++] = {chb[i].y, chb[i].x};
				}
				suffb[chbsz - 1] = 0;
				for (int i = chbsz - 2; i >= 0; i--) {
					suffb[i] = max(suffb[i + 1], chb[i + 1].y);
				}
				for (int i = 0; i < chbsz; i++) {
					if (max(suffb[i], sufb[chb[i].x]) > chb[i].y) {
						continue;
					}
					int r = chb[i].x + 1;
					int l;
					int c1 = prvb[i];
					int c2 = prv[(hsh[chb[i].x] + hsh[31] * hsh[chb[i].y] + hsh[1]) % mod];
					// int c2 = chb[i].x;
					if (b[c1] > b[c2]) {
						l = c1 + 1;
					} else if (b[c2] > b[c1]) {
						l = c2 + 1;
					} else {
						l = max(c1, c2) + 1;
					}
					resb -= prefb[r] - prefb[l];
					resb += hsh[chb[i].y];
				}
			}
			cout << (resa == resb ? "YES\n" : "NO\n");
		}
	}
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 48884kb

input:

5
1 2 3 4 5
5
5 4 3 2 1
8
1 1 5
1 4 2
1 2 4
1 5 1
1 5 5
2 1 4
2 3 5
2 5 5

output:

NO
NO
NO
YES
NO
NO
NO
YES

result:

ok 8 tokens

Test #2:

score: 0
Accepted
time: 44ms
memory: 44792kb

input:

1
2
6
2 1 1 1 1 1
200000
2 6 2
1 1 1
1 1 1
1 1 2
2 1 1
1 1 2
1 1 1
2 4 1
2 1 2
1 1 1
1 1 2
2 5 1
1 1 1
1 1 2
1 1 1
2 6 1
1 1 2
1 1 2
1 1 2
2 3 1
1 1 1
2 1 1
2 6 2
1 1 2
2 4 1
1 1 2
2 6 1
1 1 2
1 1 1
2 5 2
2 6 2
1 1 1
2 4 2
2 5 2
2 6 2
1 1 1
2 5 1
2 6 2
1 1 2
1 1 1
1 1 1
2 4 1
1 1 2
1 1 2
1 1 2
2 3 2...

output:

NO
NO
NO
NO
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
N...

result:

ok 200000 tokens

Test #3:

score: 0
Accepted
time: 45ms
memory: 46784kb

input:

6
2 1 1 2 1 2
1
1
200000
2 1 1
1 1 2
1 1 1
2 1 2
2 1 1
2 1 1
2 1 2
2 1 2
1 1 2
1 3 1
1 6 2
1 5 2
1 4 2
1 3 1
2 1 2
1 4 2
1 4 2
2 1 2
2 1 2
1 3 1
1 6 1
1 1 2
2 1 1
1 6 1
1 3 1
1 5 2
1 6 2
1 5 2
2 1 2
1 2 1
1 5 2
2 1 1
2 1 1
1 6 1
2 1 2
2 1 1
1 3 2
2 1 1
1 6 1
1 4 2
1 2 1
1 1 1
2 1 1
1 2 1
1 6 2
1 6 2...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
...

result:

ok 200000 tokens

Test #4:

score: -100
Wrong Answer
time: 58ms
memory: 80480kb

input:

6
1 3 1 2 1 2
6
2 1 3 3 3 1
200000
2 4 2
1 2 1
1 6 2
2 3 2
1 1 1
1 6 2
1 6 2
1 3 2
2 6 1
2 4 3
1 1 2
2 5 2
2 6 2
2 3 1
1 4 3
1 3 1
2 5 2
2 4 2
2 1 3
1 1 1
2 2 2
2 4 2
1 5 3
1 6 3
2 6 3
1 5 3
2 5 3
2 4 1
2 4 2
1 1 2
1 6 1
2 6 1
1 2 3
1 1 3
1 1 1
2 6 3
2 4 1
1 4 2
2 2 1
1 3 1
1 1 3
1 1 3
1 4 3
1 3 3
2...

output:

NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
N...

result:

wrong answer 3352nd words differ - expected: 'NO', found: 'YES'