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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#644656 | #8338. Quad Kingdoms Chess | rikka_lyly | WA | 26ms | 5676kb | C++20 | 2.6kb | 2024-10-16 14:58:14 | 2024-10-16 14:58:16 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
//两个线段树,维护最大值,最大值的个数,最大值最靠右的地方
#define MAXN 100010
struct Segment
{
int l, r;
int maxval, nums, rightpos;
}tree1[MAXN * 4], tree2[MAXN * 4];
int lc(int p)
{
return p << 1;
}
int rc(int p)
{
return p << 1 | 1;
}
void getup(Segment seg[], int p)
{
if(seg[lc(p)].maxval == seg[rc(p)].maxval)
{
seg[p].maxval = seg[lc(p)].maxval;
seg[p].nums = seg[lc(p)].nums + seg[rc(p)].nums;
seg[p].rightpos = seg[rc(p)].rightpos;
}
else if(seg[lc(p)].maxval > seg[rc(p)].maxval)
{
seg[p].maxval = seg[lc(p)].maxval;
seg[p].nums = seg[lc(p)].nums;
seg[p].rightpos = seg[lc(p)].rightpos;
}
else
{
seg[p].maxval = seg[rc(p)].maxval;
seg[p].nums = seg[rc(p)].nums;
seg[p].rightpos = seg[rc(p)].rightpos;
}
}
void build(Segment seg[], int p, int l, int r, const vector<int>& a)
{
seg[p].l = l, seg[p].r = r;
if(l == r)
{
seg[p].maxval = a[l], seg[p].nums = 1, seg[p].rightpos = l;
return;
}
int mid = (l + r) >> 1;
build(seg, lc(p), l, mid, a);
build(seg, rc(p), mid + 1, r, a);
getup(seg, p);
}
void update(Segment seg[], int p, int x, int y)
{
if(seg[p].l == seg[p].r)
{
seg[p].maxval = y, seg[p].nums = 1, seg[p].rightpos = seg[p].l;
return;
}
int mid = (seg[p].l + seg[p].r) >> 1;
if(x <= mid)
update(seg, lc(p), x, y);
else
update(seg, rc(p), x, y);
getup(seg, p);
}
void solve()
{
int n1, n2;
cin >> n1;
vector<int> a1(n1 + 1);
for (int i = 1; i <= n1; i++)
{
cin >> a1[i];
}
cin >> n2;
vector<int> a2(n2 + 1);
for (int i = 1; i <= n2; i++)
{
cin >> a2[i];
}
build(tree1, 1, 1, n1, a1);
build(tree2, 1, 1, n2, a2);
int m;
cin >> m;
while (m--)
{
int opt, x, y;
cin >> opt >> x >> y;
if(opt == 1)
update(tree1, 1, x, y);
else
update(tree2, 1, x, y);
if(tree1[1].maxval == tree2[1].maxval && tree1[1].nums == tree2[1].nums && tree1[1].rightpos == tree2[1].rightpos)
{
cout << "YES\n";
}
else
{
cout << "NO\n";
}
}
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0), cout.tie(0);
int t = 1;
// cin >> t;
while (t--)
{
solve();
}
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 5676kb
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: 26ms
memory: 5616kb
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 NO NO NO NO NO NO NO NO NO NO 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 NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO 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 5th words differ - expected: 'YES', found: 'NO'