QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#488806 | #9155. 集合 | chy_is_a_fish | 100 ✓ | 208ms | 28492kb | C++14 | 1.6kb | 2024-07-24 15:27:32 | 2024-07-24 15:27:33 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 6e5 + 5, K = 13131;
const ll mod = 1e12 + 39;
int n, m, q, a[N][3], b[N][3], R[N];
ll h[N], A[N], B[N], sa, sb;
ll F(ll x)
{
unsigned long long t = x;
t ^= t >> 5;
t ^= t << 14;
t ^= t >> 27;
t ^= t << 39;
x = (t % mod);
return x;
}
void add(ll w[], ll& s, ll v, int p, int t) {s -= F(w[p]); w[p] += t * v; s += F(w[p]);}
int main()
{
ios::sync_with_stdio(false); cin.tie(0); cout.tie(0);
cin >> n >> m >> q; h[0] = 1;
for (int i = 1; i <= n; i++) h[i] = h[i-1] * K % mod;
for (int i = 1; i <= n; i++) cin >> a[i][0] >> a[i][1] >> a[i][2];
for (int i = 1; i <= n; i++) cin >> b[i][0] >> b[i][1] >> b[i][2];
for (int l = 1, r = 0; l <= n; l++)
{
if (r < l - 1) r = l - 1;
if (r < n)
{
do
{
r++;
for (int j = 0; j < 3; j++) add(A, sa, h[r], a[r][j], 1);
for (int j = 0; j < 3; j++) add(B, sb, h[r], b[r][j], 1);
}
while (r < n && sa == sb);
}
if (sa != sb)
{
for (int j = 0; j < 3; j++) add(A, sa, h[r], a[r][j], -1);
for (int j = 0; j < 3; j++) add(B, sb, h[r], b[r][j], -1);
r--;
}
R[l] = r;
for (int j = 0; j < 3; j++) add(A, sa, h[l], a[l][j], -1);
for (int j = 0; j < 3; j++) add(B, sb, h[l], b[l][j], -1);
}
while (q--)
{
int l, r; cin >> l >> r;
cout << (r <= R[l] ? "Yes" : "No") << "\n";
}
return 0;
}
Details
Pretests
Pretest #1:
score: 5
Accepted
time: 2ms
memory: 11776kb
Pretest #2:
score: 5
Accepted
time: 0ms
memory: 11748kb
Pretest #3:
score: 5
Accepted
time: 0ms
memory: 11788kb
Pretest #4:
score: 5
Accepted
time: 1ms
memory: 11820kb
Pretest #5:
score: 5
Accepted
time: 1ms
memory: 11836kb
Pretest #6:
score: 5
Accepted
time: 1ms
memory: 11748kb
Pretest #7:
score: 5
Accepted
time: 1ms
memory: 11756kb
Pretest #8:
score: 5
Accepted
time: 1ms
memory: 11816kb
Pretest #9:
score: 5
Accepted
time: 22ms
memory: 11764kb
Pretest #10:
score: 5
Accepted
time: 18ms
memory: 11756kb
Pretest #11:
score: 5
Accepted
time: 80ms
memory: 18048kb
Pretest #12:
score: 5
Accepted
time: 76ms
memory: 19956kb
Pretest #13:
score: 5
Accepted
time: 2ms
memory: 11756kb
Pretest #14:
score: 5
Accepted
time: 0ms
memory: 11936kb
Pretest #15:
score: 5
Accepted
time: 112ms
memory: 11828kb
Pretest #16:
score: 5
Accepted
time: 108ms
memory: 11984kb
Pretest #17:
score: 5
Accepted
time: 4ms
memory: 11848kb
Pretest #18:
score: 5
Accepted
time: 9ms
memory: 12772kb
Pretest #19:
score: 5
Accepted
time: 194ms
memory: 15960kb
Pretest #20:
score: 5
Accepted
time: 208ms
memory: 28016kb
Final Tests
Test #1:
score: 5
Accepted
time: 2ms
memory: 11828kb
Test #2:
score: 5
Accepted
time: 1ms
memory: 11840kb
Test #3:
score: 5
Accepted
time: 0ms
memory: 11760kb
Test #4:
score: 5
Accepted
time: 0ms
memory: 11780kb
Test #5:
score: 5
Accepted
time: 1ms
memory: 11772kb
Test #6:
score: 5
Accepted
time: 1ms
memory: 11776kb
Test #7:
score: 5
Accepted
time: 1ms
memory: 11832kb
Test #8:
score: 5
Accepted
time: 1ms
memory: 13860kb
Test #9:
score: 5
Accepted
time: 20ms
memory: 11764kb
Test #10:
score: 5
Accepted
time: 19ms
memory: 11892kb
Test #11:
score: 5
Accepted
time: 84ms
memory: 18056kb
Test #12:
score: 5
Accepted
time: 80ms
memory: 20104kb
Test #13:
score: 5
Accepted
time: 2ms
memory: 11760kb
Test #14:
score: 5
Accepted
time: 2ms
memory: 11996kb
Test #15:
score: 5
Accepted
time: 111ms
memory: 11896kb
Test #16:
score: 5
Accepted
time: 108ms
memory: 11852kb
Test #17:
score: 5
Accepted
time: 9ms
memory: 11908kb
Test #18:
score: 5
Accepted
time: 10ms
memory: 12768kb
Test #19:
score: 5
Accepted
time: 195ms
memory: 18012kb
Test #20:
score: 5
Accepted
time: 203ms
memory: 28492kb
Extra Test:
score: 0
Extra Test Passed