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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#534439#8338. Quad Kingdoms Chesstraining_233WA 32ms18200kbC++172.2kb2024-08-27 10:13:192024-08-27 10:13:19

Judging History

你现在查看的是最新测评结果

  • [2024-08-27 10:13:19]
  • 评测
  • 测评结果:WA
  • 用时:32ms
  • 内存:18200kb
  • [2024-08-27 10:13:19]
  • 提交

answer

#include <cstdio>
#include <algorithm>
const int N = 1e5 + 10, mod = 1e9 + 7, base = 233; 
typedef long long ll; int n[2], pw[N], a[2][N];
struct SegTree
{
#define ls(k) (k << 1)
#define rs(k) (k << 1 | 1)
	int id;
	struct Hash
	{ 
		int hsh, siz;
		Hash(int x = 0, int y = 0) { hsh = x; siz = y; }
		Hash operator+(const Hash& h) const
		{
			Hash ret;
			ret.hsh = ((ll)pw[siz] * h.hsh + hsh) % mod;
			ret.siz = h.siz + siz;
			return ret;
		}
		Hash operator-(const Hash& h) const
		{
			Hash ret;
			ret.hsh = (hsh + mod - (ll)pw[siz] * h.hsh % mod) % mod;
			ret.siz = siz - h.siz;
			return ret;
		}
		bool operator==(const Hash& h) const { return h.hsh == hsh && h.siz == siz; }
	};
	struct node{ Hash s; int mx, l, r; }h[N << 2];
	Hash calc(int k, int pre)
	{
		if (h[k].l == h[k].r) return Hash(h[k].mx >= pre ? h[k].mx : 0, h[k].mx >= pre);
		else
		{
			if (h[ls(k)].mx >= pre) return calc(ls(k), pre) + (h[k].s - h[ls(k)].s);
			else return calc(rs(k), pre);
		}
	}
	void pushup(int k)
	{
		h[k].s = h[ls(k)].s + calc(rs(k), h[ls(k)].mx);
		h[k].mx = std::max(h[ls(k)].mx, h[rs(k)].mx);
	}
	void build(int k, int l, int r)
	{
		h[k].l = l; h[k].r = r;
		if (l == r) return h[k].mx = a[id][l], h[k].s = Hash(a[id][l], 1), void();
		int mid = (l + r) >> 1; build(ls(k), l, mid); build(rs(k), mid + 1, r);
		pushup(k);
	}
	void change(int k, int p)
	{
		if (h[k].l == h[k].r) return h[k].mx = a[id][p], h[k].s = Hash(a[id][p], 1), void();
		int mid = (h[k].l + h[k].r) >> 1; 
		if (p <= mid) change(ls(k), p);
		else change(rs(k), p);
		pushup(k);
	}
#undef ls
#undef rs
}sgt[2];
int main()
{
	pw[0] = 1; sgt[0].id = 0; sgt[1].id = 1;
	for (int i = 1; i < N; ++i) pw[i] = (ll)pw[i - 1] * base % mod;
	for (int p = 0; p < 2; ++p)
	{
		scanf("%d", &n[p]);
		for (int i = 1; i <= n[p]; ++i) scanf("%d", &a[p][i]);
		std::reverse(a[p] + 1, a[p] + n[p] + 1);
		sgt[p].build(1, 1, n[p]);
	}
	int q; scanf("%d", &q);
	for (int _ = 1, op, x, y; _ <= q; ++_)
	{
		scanf("%d%d%d", &op, &x, &y); --op; 
		x = n[op] + 1 - x; a[op][x] = y; sgt[op].change(1, x); 
		puts(sgt[0].h[1].s == sgt[1].h[1].s ? "YES" : "NO");
	}
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 17540kb

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: 32ms
memory: 17512kb

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: 32ms
memory: 18200kb

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: 27ms
memory: 17472kb

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 123rd words differ - expected: 'YES', found: 'NO'