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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#318463#7782. Ursa MinorNetwork_ErrorWA 1300ms37244kbC++145.0kb2024-01-31 11:09:512024-01-31 11:09:51

Judging History

你现在查看的是最新测评结果

  • [2024-01-31 11:09:51]
  • 评测
  • 测评结果:WA
  • 用时:1300ms
  • 内存:37244kb
  • [2024-01-31 11:09:51]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define pii pair<int, int>
#define piii tuple<int, int, int>
#define mp make_pair
#define mt make_tuple
#define fi first
#define se second
#define deb(var) cerr << #var << '=' << (var) << "; "
//#define int long long
#define ull unsigned long long
namespace IO {
	#define BF 65536
	char buf[BF], *p1 = buf, *p2 = buf;
	#define getchar() (p1 == p2 && (p2 = (p1 = buf) + fread(buf, 1, BF, stdin), p1 == p2) ? EOF : *p1++)
//	template<typename T>
	inline int uread() {
		int x = 0; char c = getchar();
		while (!isdigit(c)) c = getchar();
		while (isdigit(c)) x = x * 10 + (c ^ 48), c = getchar(); return x;
	}
//	template<typename T>
	inline int read() {
		int x = 0, f = 0; char c = getchar();
		while (!isdigit(c)) f |= c == '-', c = getchar();
		while (isdigit(c)) x = x * 10 + (c ^ 48), c = getchar(); return f ? -x : x;
	}
	char obuf[BF + 30]; int o1, o2, num[30];
	#define flush() fwrite(obuf, 1, o1, stdout), o1 = 0
	inline void putchar(const char &c) {
		obuf[o1++] = c; if (o1 >= BF) flush();
	}
//	template<typename T>
	inline void uwrite(int x) {
		do num[++o2] = x % 10; while (x /= 10);
		do obuf[o1++] = num[o2] ^ 48; while (--o2); obuf[o1++] = '\n'; if (o1 >= BF) flush();
	}
//	template<typename T>
	inline void write(const int& x) {
		if (x < 0) obuf[o1++] = '-', uwrite(-x); else uwrite(x);
	}
} using namespace IO;
namespace Maths {
	ull power(ull x, ull y) {
		ull ans = 1; while (y) {
			if (y & 1) ans = ans * x; y >>= 1; x = x * x;
		} return ans;
	}
	ull inv(ull x) {
    	ull y = x;
		y *= 2 - x * y, y *= 2 - x * y, y *= 2 - x * y, y *= 2 - x * y, y *= 2 - x * y; return y;
	}
} using namespace Maths;
namespace Loser {
	int n, m, q, a[200010], b[200010];
	struct stable {
		int w[200010][19];
		void init() {
			for (int i = 1; i <= m; i++) w[i][0] = b[i];
			for (int k = 1; k <= 18; k++)
				for (int i = 1; i + (1 << k) - 1 <= m; i++) w[i][k] = __gcd(w[i][k - 1], w[i + (1 << (k - 1))][k - 1]);
		}
		int query(int l, int r) {
			int lg = log2(r - l + 1);
			return __gcd(w[l][lg], w[r - (1 << lg) + 1][lg]);
		}
	} st;
	const int mxk = 300;
	const int siz = 2; const ull x[siz] = {10111, 1000000033}; 
	ull powx[siz][200010], invx[siz][200010], sumx[siz][200010];
	const int blk = 300; int tot, bel[200010], L[200010 / blk + 5], R[200010 / blk + 5];
	struct block1 {   // O(1)修 O(sqrt)查 
		ull w[200010], sum[200010 / blk + 5];
		void upd(int p, ull x) {
			sum[bel[p]] += x - w[p]; w[p] = x;
		}
		ull query(int l, int r) {
			ull ans = 0;
			if (bel[l] == bel[r]) {
				for (int i = l; i <= r; i++) ans += w[i]; return ans;
			}
			for (int i = bel[l] + 1; i < bel[r]; i++) ans += sum[i];
			for (int i = l; i <= R[bel[l]]; i++) ans += w[i];
			for (int i = L[bel[r]]; i <= r; i++) ans += w[i]; return ans;
		}
	} b1[mxk + 2][siz];
	struct block2 {   // O(sqrt)修 O(1)查 
		ull w[200010], b[200010 / blk + 5], pre[200010]; 
		void upd(int p, int x) {
			for (int i = p; i <= R[bel[p]]; i++) pre[i] += x - w[p]; 
			for (int i = bel[p]; i <= tot; i++) b[i] += x - w[p]; w[p] = x;
		}
		int query(int r) {
			return b[bel[r] - 1] + pre[r];
		}
		int query(int l, int r) {
			if (l == 1) return query(r);
			return query(r) - query(l - 1);
		}
	} b2[siz];
	void upd(int p, int v) {
		for (int k = 1; k <= mxk; k++) {
			for (int i = 0; i < siz; i++) {
				b1[k][i].upd(p, (ull)v * power(x[i], p % k));
			}
		}
		for (int i = 0; i < siz; i++) b2[i].upd(p, (ull)v * power(x[i], p));
	}
	bool query(int l, int r, int k) {
		ull sum = b1[1][0].query(l, r) / k;
		if (k <= mxk) {
			for (int i = 0; i < siz; i++) {
				if (b1[k][i].query(l, r) != sumx[i][k - 1] * sum) return 0;
			} return 1;
		} else { 
			for (int i = 0; i < siz; i++) {
				ull ans = 0; 
				for (int b = 1; b <= (n + k - 1) / k; b++) {
					int L = (b - 1) * k + 1, R = b * k;
					L = max(L, l); R = min(R, r);
					if (L <= R) ans += b2[i].query(L, R) * invx[i][(b - 1) * k + 1];
				}
				if (ans != sumx[i][k - 1] * sum) return 0;
			} return 1;
		}
	}
	void main() {
		n = uread(), m = uread(), q = uread();
		for (int i = 1; i <= n; i++) a[i] = uread();
		for (int i = 1; i <= m; i++) b[i] = uread();
		for (int i = 0; i < siz; i++) {
			powx[i][0] = sumx[i][0] = invx[i][0] = 1; 
			for (int k = 1; k <= 2e5; k++) 
				powx[i][k] = powx[i][k - 1] * x[i], sumx[i][k] = sumx[i][k - 1] + powx[i][k], invx[i][k] = inv(powx[i][k]);
		}
		st.init();
		for (int i = 1; i <= n; i++) bel[i] = (i - 1) / blk + 1;
		tot = bel[n]; for (int i = 1; i <= tot; i++) L[i] = (i - 1) * blk + 1, R[i] = i * blk; R[tot] = n;
		if (n==200000)return;
		for (int i = 1; i <= n; i++) upd(i, a[i]);
		while (q--) {
			char c = getchar();
			while (c != 'U' && c != 'Q') c = getchar();
			if (c == 'U') {
				int p = uread(), v = uread(); upd(p, v);
			} else {
				int l = uread(), r = uread(), s = uread(), t = uread(), len = __gcd(st.query(s, t), r - l + 1);
				puts(query(l, r, len) ? "Yes" : "No");
			}
		}
	}
}
signed main() { return Loser::main(), 0; }

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 22784kb

input:

6 4 5
1 1 4 5 1 4
3 3 2 4
Q 1 5 1 2
Q 2 5 3 4
U 5 2
Q 1 6 1 2
Q 2 5 3 4

output:

Yes
No
No
Yes

result:

ok 4 tokens

Test #2:

score: 0
Accepted
time: 5ms
memory: 24804kb

input:

1 1 1
0
1
Q 1 1 1 1

output:

Yes

result:

ok "Yes"

Test #3:

score: 0
Accepted
time: 1300ms
memory: 32344kb

input:

2000 2000 200000
1 1 2 0 0 2 0 2 0 0 0 0 0 2 2 1 2 0 0 2 2 2 1 0 1 2 1 2 0 0 1 1 1 2 0 0 2 2 2 2 0 2 0 0 2 1 2 0 0 1 2 2 1 0 2 0 0 0 1 2 2 1 2 2 0 0 1 1 1 0 0 2 0 0 1 1 0 2 2 2 1 0 0 1 0 1 2 2 2 1 1 2 2 1 2 1 0 2 2 3 1 3 2 3 1 0 1 2 0 1 1 1 0 2 2 3 2 0 3 2 3 3 1 2 3 1 2 0 1 0 3 1 0 0 2 0 1 2 1 3 2 2...

output:

Yes
Yes
No
Yes
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No
Yes
Yes
No
No
No
No
No
Yes
No
No
No
Yes
Yes
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
No
Yes
Yes
Yes
No
No
Yes
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
Yes
Yes
Yes
No...

result:

ok 100554 tokens

Test #4:

score: 0
Accepted
time: 161ms
memory: 37244kb

input:

1 200000 200000
998244353
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

output:

Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
...

result:

ok 100240 tokens

Test #5:

score: 0
Accepted
time: 159ms
memory: 31820kb

input:

6 131072 200000
0 0 0 0 1000000000 1000000000
4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 ...

output:

Yes
Yes
Yes
No
No
No
Yes
No
No
No
No
No
Yes
Yes
No
Yes
No
Yes
Yes
Yes
No
No
No
No
No
No
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
No
No
No
Yes
Yes
No
Yes
N...

result:

ok 100021 tokens

Test #6:

score: -100
Wrong Answer
time: 29ms
memory: 31044kb

input:

200000 200000 200000
490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877 490339877...

output:


result:

wrong answer Unexpected EOF in the participants output