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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#534448#8338. Quad Kingdoms Chesstraining_233WA 34ms21760kbC++172.5kb2024-08-27 10:29:202024-08-27 10:29:20

Judging History

你现在查看的是最新测评结果

  • [2024-08-27 10:29:20]
  • 评测
  • 测评结果:WA
  • 用时:34ms
  • 内存:21760kb
  • [2024-08-27 10:29:20]
  • 提交

answer

#include <cstdio>
#include <algorithm>
const int N = 1e5 + 10, mod1 = 1e9 + 7, mod2 = 1e9 + 9, base = 114514; 
typedef long long ll; int n[2], pw1[N], pw2[N], a[2][N];
struct SegTree
{
#define ls(k) (k << 1)
#define rs(k) (k << 1 | 1)
	int id;
	struct Hash
	{ 
		int hsh1, hsh2, siz;
		Hash(int x = 0, int y = 0, int z = 0) { hsh1 = x; hsh2 = y; siz = z; }
		Hash operator+(const Hash& h) const
		{
			Hash ret;
			ret.hsh1 = ((ll)hsh1 * pw1[h.siz] + h.hsh1) % mod1;
			ret.hsh2 = ((ll)hsh2 * pw2[h.siz] + h.hsh2) % mod2;
			ret.siz = siz + h.siz;
			return ret;
		}
		Hash operator-(const Hash& h) const
		{
			Hash ret;
			ret.hsh1 = (hsh1 + mod1 - (ll)pw1[siz] * h.hsh1 % mod1) % mod1;
			ret.hsh2 = (hsh2 + mod2 - (ll)pw2[siz] * h.hsh2 % mod2) % mod2;
			ret.siz = siz - h.siz;
			return ret;
		}
		bool operator==(const Hash& h) const { return h.hsh1 == hsh1 && h.hsh2 == hsh2 && 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 ? 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], 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], 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()
{
	pw1[0] = pw2[0] = 1; sgt[0].id = 0; sgt[1].id = 1;
	for (int i = 1; i < N; ++i) pw1[i] = (ll)pw1[i - 1] * base % mod1;
	for (int i = 1; i < N; ++i) pw2[i] = (ll)pw2[i - 1] * base % mod2;
	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: 3ms
memory: 20960kb

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: 34ms
memory: 21496kb

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: 26ms
memory: 21020kb

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: 30ms
memory: 21760kb

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'