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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#707642 | #8338. Quad Kingdoms Chess | Gemini7X# | WA | 14ms | 24556kb | C++14 | 2.2kb | 2024-11-03 16:52:28 | 2024-11-03 16:52:29 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef unsigned long long ull;
const ull P = 1e9 + 7;
const int maxn = 1e5 + 5;
template <typename T>
void read(T &x)
{
T sgn = 1;
char ch = getchar();
for (; !isdigit(ch); ch = getchar()) if (ch == '-') sgn = -1;
for (x = 0; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
x *= sgn;
}
int pw[maxn];
struct SegmentTree{
int sz[maxn << 2], sz2[maxn << 2], st[maxn << 2], ed[maxn << 2];
ull hsh[maxn << 2], hsh2[maxn << 2];
pair<ull, int> fnd(int p, int l, int r, int v) {
if (st[p] >= v) {
return make_pair(hsh[p], sz[p]);
}
int mid = (l + r) >> 1;
if (v > ed[p << 1 | 1]) return fnd(p << 1, l, mid, v);
else {
pair<ull, int> res = fnd(p << 1 | 1, mid + 1, r, v);
res.first *= pw[sz2[p]];
res.first += hsh2[p];
res.second += sz2[p];
return res;
}
}
void pushup(int p, int l, int r) {
st[p] = st[p << 1 | 1];
if (ed[p << 1] < ed[p << 1 | 1]) {
hsh[p] = hsh[p << 1 | 1];
ed[p] = ed[p << 1 | 1];
sz[p] = sz[p << 1 | 1];
sz2[p] = 0;
hsh2[p] = 0;
} else {
int mid = (l + r) >> 1;
pair<ull, int> now = fnd(p << 1, l, mid, ed[p << 1 | 1]);
hsh[p] = now.first + hsh[p << 1 | 1] * pw[now.second];
sz[p] = sz[p << 1 | 1] + now.second;
sz2[p] = now.second;
hsh2[p] = now.first;
ed[p] = ed[p << 1];
}
}
void modify(int p, int l, int r, int x, int v) {
if (l == r) {
sz[p] = 1;
hsh[p] = v;
st[p] = ed[p] = v;
return;
}
int mid = (l + r) >> 1;
if (x <= mid) modify(p << 1, l, mid, x, v);
else modify(p << 1 | 1, mid + 1, r, x, v);
pushup(p, l, r);
}
}tr[2];
int n, m, q;
int a[maxn], b[maxn];
int main()
{
pw[0] = 1;
for (int i = 1; i <= 100000; i++) pw[i] = pw[i - 1] * P;
read(n);
for (int i = 1; i <= n; i++) read(a[i]), tr[0].modify(1, 1, n, i, a[i]);
read(m);
for (int i = 1; i <= m; i++) read(b[i]), tr[1].modify(1, 1, m, i, b[i]);
read(q);
while (q--) {
int op, x, y;
read(op); read(x); read(y); op--;
if (op == 0) {
tr[0].modify(1, 1, n, x, y);
} else {
tr[1].modify(1, 1, m, x, y);
}
puts(tr[0].hsh[1] == tr[1].hsh[1] ? "YES" : "NO");
// cout << tr[0].hsh[1] << " " << tr[1].hsh[1] << "\n";
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 24556kb
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: 13ms
memory: 18404kb
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: 14ms
memory: 18400kb
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: 14ms
memory: 24444kb
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 NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO 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 27th words differ - expected: 'YES', found: 'NO'