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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#534441#8338. Quad Kingdoms Chesstraining_233WA 34ms21872kbC++172.4kb2024-08-27 10:16:072024-08-27 10:16:08

Judging History

你现在查看的是最新测评结果

  • [2024-08-27 10:16:08]
  • 评测
  • 测评结果:WA
  • 用时:34ms
  • 内存:21872kb
  • [2024-08-27 10:16:07]
  • 提交

answer

#include <cstdio>
#include <algorithm>
const int N = 1e5 + 10, mod1 = 1e9 + 7, mod2 = 1e9 + 9, base = 233; 
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)pw1[siz] * h.hsh1 + hsh1) % mod1;
			ret.hsh2 = ((ll)pw2[siz] * h.hsh2 + hsh2) % mod2;
			ret.siz = h.siz + 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);
		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()
{
	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;
}

详细

Test #1:

score: 100
Accepted
time: 2ms
memory: 21872kb

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: 26ms
memory: 21828kb

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: 21820kb

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: 34ms
memory: 21020kb

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:

YES
NO
NO
YES
YES
YES
YES
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...

result:

wrong answer 1st words differ - expected: 'NO', found: 'YES'