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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 |
---|---|---|---|---|---|---|---|---|---|
#750594 | #8338. Quad Kingdoms Chess | Vegetable_Dog | WA | 31ms | 16164kb | C++23 | 2.0kb | 2024-11-15 15:07:17 | 2024-11-15 15:07:17 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define rep(i, a, b) for (int i = a; i < (b); i++)
#define Rep(i, a, b) for (int i = a; i >= (b); i--)
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define fi first
#define se second
#define SZ(x) (int)(x.size())
#define lowbit(x) ((x) & -(x))
using db = double;
using ll = long long;
using ull = unsigned long long;
using vi = vector<int>;
using vvi = vector<vi>;
using pii = pair<int, int>;
using i128 = __int128_t;
// Think twice, code once
mt19937_64 mrand(time(nullptr));
const int N = 1e5 + 5;
ll val[N];
struct SegmentTree {
ll h[N << 2];
int mn[N << 2], mx[N << 2];
#define ls (rt << 1)
#define rs (rt << 1 | 1)
ll geth(int rt, int x) {
if (mx[rt] < x) return 0;
if (mn[rt] >= x) return h[rt];
if (mx[rs] >= x) return geth(rs, x);
return geth(ls, x);
}
void push_up(int rt) {
mn[rt] = min(mn[ls], mn[rs]);
mx[rt] = max(mx[ls], mx[rs]);
ll hl = geth(ls, mx[rs]);
h[rt] = hl ^ h[rs];
}
void modify(int rt, int l, int r, int x, int d) {
if (l == r) {
mn[rt] = mx[rt] = d;
h[rt] = val[d]; return;
}
int md = (l + r) >> 1;
if (x <= md) modify(ls, l, md, x, d);
else modify(rs, md + 1, r, x, d);
push_up(rt);
}
} tr[2];
void solve() {
rep(o, 0, 2) {
int n; cin >> n;
rep(i, 1, n + 1) {
int a; cin >> a;
tr[o].modify(1, 1, N, i, a);
}
}
int q; cin >> q;
while (q--) {
int o, x, y; cin >> o >> x >> y; o--;
tr[o].modify(1, 1, N, x, y);
if (tr[0].h[1] == tr[1].h[1]) cout << "YES\n";
else cout << "NO\n";
}
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr), cout.tie(nullptr);
rep(i, 1, N) val[i] = mrand();
int T = 1;
// cin >> T;
while (T--) solve();
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 3ms
memory: 16164kb
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: -100
Wrong Answer
time: 31ms
memory: 14792kb
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 YES YES YES YES NO YES YES NO NO YES YES YES YES YES YES YES YES YES YES YES NO YES NO NO YES YES YES NO NO NO NO NO YES NO YES YES YES ...
result:
wrong answer 53rd words differ - expected: 'NO', found: 'YES'