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QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#318559 | #7782. Ursa Minor | Network_Error | WA | 706ms | 266740kb | C++20 | 5.8kb | 2024-01-31 14:34:33 | 2024-01-31 14:34:33 |
Judging History
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
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;
const long long mod = 10000000000000793ll;
#define ll long long
inline long long mul(long long x, long long y, long long mo) {
long long t = x * y - (long long)((long double)x / mo * y + 1e-9) * mo; return t < 0 ? t + mo : t;
}
struct Type {
ll x;
Type() { x = 0; }
Type(int y) { x = y == mod ? 0 : y; }
Type(ll y) { x = y == mod ? 0 : y; }
friend Type operator + (Type a, Type b) {
return Type(a.x + b.x >= mod ? a.x + b.x - mod : a.x + b.x);
}
friend Type operator * (Type a, Type b) {
return Type(mul(a.x, b.x, mod));
}
friend Type operator - (Type a, Type b) {
return a + Type(mod - b.x);
}
friend void operator += (Type& a, Type b) {
a = a + b;
}
friend bool operator == (Type a, Type b) {
return a.x == b.x;
}
friend bool operator != (Type a, Type b) {
return a.x != b.x;
}
};
namespace Maths {
Type power(Type x, int y) {
Type ans = Type(1); while (y) {
if (y & 1) ans = ans * x; y >>= 1; x = x * x;
} return ans;
}
Type inv(Type x) {
return Type(power(x.x, mod - 2));
}
} 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 = 150;
const int siz = 1; const Type x[siz] = {Type(10111)};
Type powx[siz][200010], invx[siz][200010], sumx[siz][200010];
const int blk = 500; int tot, bel[200010], L[200010 / blk + 5], R[200010 / blk + 5];
struct block1 { // O(1)? O(sqrt)?
Type w[200010], sum[200010 / blk + 5];
void upd(int p, Type x) {
sum[bel[p]] += x - w[p]; w[p] = x;
}
Type query(int l, int r) {
Type 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)? O(1)?
Type w[200010], b[200010 / blk + 5], pre[200010];
void upd(int p, Type 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;
}
Type query(int r) {
return b[bel[r] - 1] + pre[r];
}
Type query(int l, int r) {
if (l == 1) return query(r);
return query(r) - query(l - 1);
}
} b2[siz];
void upd(int p, Type v) {
for (int k = 1; k <= mxk; k++) {
for (int i = 0; i < siz; i++) {
b1[k][i].upd(p, v * powx[i][p % k]);
}
}
for (int i = 0; i < siz; i++) b2[i].upd(p, v * powx[i][p]);
}
bool query(int l, int r, int k) {
Type sum = b1[1][0].query(l, r);
// sum = sum * inv(Type(k));
if (sum.x % k) return 0; sum.x /= 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++) {
Type ans = 0;
for (int b = l / k; b <= r / k; b++) {
int L = b * k, R = b * k + k - 1;
L = max(L, l); R = min(R, r);
if (L <= R) ans += b2[i].query(L, R) * invx[i][b * k];
}
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;
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; }
详细
Test #1:
score: 100
Accepted
time: 72ms
memory: 250664kb
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: 67ms
memory: 254300kb
input:
1 1 1 0 1 Q 1 1 1 1
output:
Yes
result:
ok "Yes"
Test #3:
score: 0
Accepted
time: 303ms
memory: 254320kb
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: 266204kb
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: 152ms
memory: 263708kb
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: 706ms
memory: 266740kb
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:
No No No No No No No No No No No No No No Yes No No No Yes No No No No No No No No No No No No No No Yes No No No No No Yes Yes Yes No No No No No No No No Yes 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 No No No No No No No No Yes No Yes Yes No No No No No No No No N...
result:
wrong answer 682nd words differ - expected: 'Yes', found: 'No'