QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#648368 | #5466. Permutation Compression | Repeater | RE | 43ms | 3948kb | C++20 | 3.3kb | 2024-10-17 18:38:42 | 2024-10-17 18:38:43 |
Judging History
answer
#include<iostream>
using namespace std;
#include<vector>
#include<algorithm>
#include<set>
using i64 = long long;
vector<int> arr;
void update(int p){
for(int i = p; i < arr.size(); i += i & -i){
arr[i]++;
}
return;
}
int getsum(int p){
int sum = 0;
for(int i = p; i > 0; i -= i & -i){
sum += arr[i];
}
return sum;
}
int getsum(int l, int r){
return getsum(r) - getsum(l - 1);
}
const int N = 2e5 + 10;
vector<int> Log(N + 1);
void init(){
for(int i = 2; i <= N; ++i) Log[i] = Log[i >> 1] + 1;
return;
}
vector<vector<int>> st;
void build(vector<int>& t){
int n = t.size();
st.resize(n, vector<int>(Log[n] + 1, 0));
for(int i = 0; i < n; ++i) st[i][0] = t[i];
for(int i = 1; i <= Log[n]; ++i){
int d = 1 << (i - 1);
for(int j = 0; j + d < n; ++j){
st[j][i] = max(st[j][i - 1], st[j + d][i - 1]);
//cout << j << " " << i << " " << st[j][i] << "\n";
}
}
return;
}
int tquery(int l, int r){
int L = Log[r - l + 1];
return max(st[l][L], st[r - (1 << L) + 1][L]);
}
void solve(){
int n, m, k;
cin >> n >> m >> k;
arr.resize(n + 2);
vector<int> a(n + 2), b(m + 1), p(n + 1);
a[0] = a[n + 1] = 1e9;
for(int i = 1; i <= n; ++i) {
cin >> a[i];
p[a[i]] = i;
arr[i] = 0;
}
for(int i = 1; i <= m; ++i) cin >> b[i];
multiset<int> s;
for(int i = 1; i <= k; ++i) {
int v = 0;
cin >> v;
s.insert(v);
}
if(k < n - m) {
cout << "NO\n";
return;
}
int tp = 1;
for(int i = 1; i <= m; ++i){
while(tp <= n && a[tp] != b[i]) ++tp;
}
if(tp == n + 1){
cout << "NO\n";
return;
}
s.insert(0), s.insert(1e9);
vector<bool> vis(n + 2);
for(int i = 1; i <= m; ++i){
vis[b[i]] = true;
}
vector<int> l(n + 2), r(n + 2, n + 1);
vector<int> t(n + 2);
for(int i = 1; i <= n; ++i){
if(vis[i]) t[p[i]] = i;
}
t[0] = t[n + 1] = 1e9;
build(t);
// cout << tquery(2, 3) << "\n";
for(int i = 1; i <= n; ++i){
if(vis[i]) l[p[i]] = r[p[i]] = p[i];
else{
int tl = 0, tr = p[i];
while(tl + 1 < tr){
int mid = (tl + tr) >> 1;
(tquery(mid, p[i]) > i ? tl : tr) = mid;
//cout << mid << " " << p[i] << " " << tquery(mid, p[i]) << "\n";
}
//cout << tl << " " << tr << "\n";
l[p[i]] = tl;
//cout << "daf\n";
tl = p[i], tr = n + 1;
while(tl + 1 < tr){
int mid = (tl + tr) >> 1;
(tquery(p[i], mid) > i ? tr : tl) = mid;
//cout << p[i] << " " << mid << " " << tquery(p[i], mid) << "\n";
}
//cout << tl << " " << tr << "\n";
r[p[i]] = tr;
//cout << "daf\n";
//cout << p[i] << " " << l[p[i]] << " " << r[p[i]] << "\n";
}
}
l[0] = r[0] = 0;
l[n + 1] = r[n + 1] = n + 1;
// for(int i = 0; i <= n + 1; ++i){
// cout << i << " " << l[i] << " " << r[i] << "\n";
// }
for(int i = n; i >= 1; --i){
if(!vis[i]){
int j = p[i];
int q = getsum(l[j] + 1, r[j] - 1);
auto t = prev(s.upper_bound(r[j] - l[j] - 1 - q));
//cout << i << " " << l[i] << " " << r[i] << " " << q << " " << (*t) << "\n";
if(*t == 0){
cout << "NO\n";
return;
}
else{
s.extract(*t);
update(j);
}
}
}
cout << "YES\n";
return;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(nullptr);
init();
int t = 1;
cin >> t;
while(t--) solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3948kb
input:
3 5 2 3 5 1 3 2 4 5 2 1 2 4 5 5 5 1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 3 2 2 3 1 2 3 2 2 3
output:
YES YES NO
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 1ms
memory: 3796kb
input:
100 2 1 2 2 1 2 1 1 2 1 2 1 2 1 2 2 2 1 1 1 2 1 2 6 1 5 3 4 2 5 6 1 3 5 2 1 1 1 6 1 6 2 1 3 6 4 5 1 4 1 2 2 1 4 3 3 2 2 1 3 2 1 3 2 2 1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 2 1 2 1 2 4 4 3 2 1 3 4 2 1 3 4 4 3 1 1 1 1 1 1 1 6 5 1 6 2 5 4 3 1 6 2 4 3 1 4 1 1 1 1 1 1 6 5 3 3 6 1 4 5 2 3 6 1 4 2 3 3 4 4 3 4 3 4 ...
output:
YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES NO NO NO YES YES NO NO YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES NO YES YES YES YES YES YES YES NO YES YES YES YES YE...
result:
ok 100 lines
Test #3:
score: 0
Accepted
time: 1ms
memory: 3788kb
input:
99 6 1 6 1 5 3 4 2 6 1 1 2 1 1 1 6 1 1 1 1 1 1 4 1 3 3 4 1 2 1 1 1 2 2 2 1 2 1 2 1 2 1 1 1 1 1 1 2 1 2 1 2 2 1 2 1 1 1 1 1 1 1 1 1 1 1 1 3 2 2 3 2 1 2 1 1 2 3 3 1 2 3 1 2 3 1 1 6 1 5 3 4 2 5 6 1 3 4 2 1 1 1 6 4 4 1 6 5 2 3 4 1 2 3 4 5 4 4 6 2 1 1 1 2 1 1 6 5 1 2 1 4 5 6 3 2 1 4 6 3 2 6 3 6 5 6 2 1 3...
output:
YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES NO NO YES YES YES NO YES YES YES NO YES YES NO YES NO YES NO YES YES YES YES YES YES NO YES NO NO YES YES YES YE...
result:
ok 99 lines
Test #4:
score: 0
Accepted
time: 1ms
memory: 3780kb
input:
98 6 1 6 6 1 4 5 2 3 3 1 2 2 1 1 6 4 3 2 2 3 4 1 2 1 3 3 4 1 1 1 1 1 1 6 1 6 6 4 3 1 2 5 1 3 1 3 1 1 5 1 1 1 1 1 1 6 4 4 3 4 1 2 5 6 3 4 1 2 2 4 3 1 6 5 1 4 5 3 6 1 2 4 5 3 1 2 6 1 1 1 1 1 1 5 1 4 1 3 2 4 5 1 5 3 4 4 6 3 4 1 4 2 3 6 5 1 2 5 5 4 6 5 4 1 3 2 1 4 3 2 1 1 1 1 1 1 1 1 1 6 3 5 5 1 3 6 4 2...
output:
YES NO YES YES YES YES YES YES NO NO YES YES NO YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES NO YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES NO YES YES YES YES YES NO YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES NO Y...
result:
ok 98 lines
Test #5:
score: 0
Accepted
time: 35ms
memory: 3628kb
input:
60000 1 1 1 1 1 1 1 1 1 1 1 1 3 2 1 2 3 1 2 1 2 3 3 1 1 2 3 1 2 3 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 2 3 2 1 3 2 1 1 1 2 2 1 2 1 2 1 1 1 1 1 1 1 1 2 2 1 1 2 1 2 1 1 1 1 1 1 1 3 1 3 2 3 1 1 2 3 2 3 3 2 2 3 1 2 3 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 2 3 3 2 1 2 1 1 2 1 3 2 2 1 3 2 3 2 3 ...
output:
YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES NO 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 NO 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 60000 lines
Test #6:
score: 0
Accepted
time: 34ms
memory: 3948kb
input:
50000 1 1 1 1 1 1 4 3 4 1 2 3 4 1 2 3 2 3 4 4 1 1 1 1 1 1 3 2 1 3 1 2 1 2 3 4 1 4 2 1 4 3 2 4 4 3 4 3 1 2 1 2 3 2 3 3 4 1 3 4 2 1 3 1 3 2 4 4 4 2 4 1 2 3 4 1 2 3 3 4 3 1 2 2 1 3 3 1 3 4 2 2 4 3 1 2 3 1 2 1 1 1 1 1 1 1 4 3 1 1 2 3 4 1 2 4 4 4 1 4 4 3 2 1 4 2 1 1 2 3 3 1 2 1 3 2 1 3 1 4 3 2 1 3 2 4 1 ...
output:
YES YES YES YES NO NO YES YES NO YES YES NO 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 NO YES NO YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES Y...
result:
ok 50000 lines
Test #7:
score: 0
Accepted
time: 32ms
memory: 3688kb
input:
40000 3 2 1 3 2 1 2 1 3 5 5 1 5 2 1 3 4 5 2 1 3 4 5 4 1 3 1 4 3 2 1 1 1 1 5 3 3 5 3 4 1 2 3 1 2 1 2 1 3 1 2 1 3 2 1 3 1 2 2 2 1 2 1 2 2 2 5 4 2 5 4 2 1 3 4 2 1 3 1 2 1 1 1 1 1 1 3 1 2 1 2 3 1 2 1 2 1 1 1 2 1 2 5 5 2 5 2 3 1 4 5 2 3 1 4 1 1 5 3 4 4 5 1 2 3 4 2 3 1 1 1 3 1 1 1 1 1 1 5 4 2 2 1 4 5 3 2 ...
output:
YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES NO YES YES YES YES YES YES YES NO NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES NO YES YES YES YES YES YES YES YES YES NO YES YES YES NO YES NO YES YES NO YES YES YES YES YES NO NO YES YES YES YES ...
result:
ok 40000 lines
Test #8:
score: 0
Accepted
time: 35ms
memory: 3652kb
input:
40000 6 3 5 3 6 2 5 1 4 3 2 1 1 2 3 6 1 4 3 1 1 3 4 2 1 3 2 1 1 1 1 1 1 1 1 1 1 1 1 1 6 2 6 4 1 3 2 6 5 2 5 6 5 5 3 5 5 6 6 2 3 6 2 5 1 4 3 6 2 5 1 4 6 4 2 2 1 1 2 1 2 2 2 2 1 1 2 1 2 1 3 3 3 2 1 3 2 1 3 2 3 1 6 4 5 5 1 3 4 6 2 5 1 3 2 5 5 4 3 4 6 2 4 4 3 5 6 2 1 4 3 2 2 1 1 3 1 2 2 3 1 1 2 2 3 3 1 ...
output:
YES YES YES YES NO YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES NO YES YES YES YES YES YES YES YES YE...
result:
ok 40000 lines
Test #9:
score: 0
Accepted
time: 38ms
memory: 3816kb
input:
40000 7 5 2 6 4 2 1 3 5 7 6 4 2 1 3 3 1 2 2 2 2 1 2 1 1 1 4 1 4 3 4 2 1 1 3 4 2 1 3 2 2 1 3 2 1 2 1 3 5 2 4 4 3 2 5 1 2 1 2 2 2 5 7 1 7 2 7 5 6 1 4 3 3 3 3 1 1 3 1 6 7 7 2 3 7 2 5 1 6 4 3 7 2 5 1 6 4 5 6 6 2 6 2 6 3 4 1 5 2 1 6 3 4 5 3 5 3 1 3 3 1 2 1 2 3 3 7 5 3 1 7 5 4 6 3 2 5 4 6 3 2 6 1 1 6 3 5 ...
output:
YES YES YES YES YES YES YES YES YES YES YES YES YES NO NO YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES NO YES YES NO YES YES YES YES YES YES YES NO YES YES YES NO YES YES YES YES YES YES YES YES NO YES YES YES YES YES NO YES YES NO YES YES NO YES YES ...
result:
ok 40000 lines
Test #10:
score: 0
Accepted
time: 36ms
memory: 3632kb
input:
40000 4 2 4 4 1 3 2 4 2 3 4 4 3 6 3 5 6 2 4 5 1 3 2 1 3 1 1 2 6 1 8 5 6 1 7 2 8 6 5 3 4 1 7 5 2 3 3 1 2 8 7 8 6 6 1 3 4 6 1 5 2 3 4 6 1 5 2 6 8 7 2 6 8 5 7 1 3 2 4 6 5 7 1 3 2 4 8 7 1 1 1 1 1 1 4 3 3 2 4 3 1 2 4 3 1 2 4 4 3 3 1 3 4 2 1 3 2 4 4 3 2 2 1 1 2 1 2 2 7 5 3 5 2 3 7 1 6 4 2 3 1 6 4 7 5 6 7 ...
output:
NO YES NO YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES NO YES NO YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES NO YES NO...
result:
ok 40000 lines
Test #11:
score: 0
Accepted
time: 37ms
memory: 3668kb
input:
40000 2 2 2 1 2 1 2 1 1 8 2 6 1 3 5 4 6 7 2 8 3 2 2 8 6 8 7 8 8 5 4 3 1 2 7 8 5 4 6 3 1 2 5 4 8 7 7 7 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 2 2 2 2 2 2 1 2 2 1 2 2 2 2 2 2 1 2 1 2 1 8 1 7 5 3 8 4 1 7 6 2 2 3 5 2 1 1 1 1 9 8 2 7 8 1 6 4 5 9 3 2 7 8 1 6 4 5 3 2 2 9 2 1 2 2 1 2 1 1 4 1 4 3 1 4 2 3 1 2 1 2 3 ...
output:
YES NO NO YES YES NO NO YES YES YES YES YES YES YES YES NO YES NO YES YES YES YES NO YES YES YES NO YES NO NO NO YES YES NO YES YES YES YES NO YES NO YES YES YES YES YES YES YES YES YES NO YES NO YES YES YES YES YES YES YES YES NO YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES NO YES YES...
result:
ok 40000 lines
Test #12:
score: 0
Accepted
time: 43ms
memory: 3648kb
input:
40000 1 1 1 1 1 1 7 5 4 7 4 6 2 5 1 3 7 4 6 2 1 1 2 3 7 7 4 3 7 4 1 3 2 5 6 1 3 2 5 6 5 7 7 1 6 5 4 3 1 7 2 6 6 4 2 3 1 1 1 4 3 4 2 4 3 1 2 3 1 2 3 3 3 3 1 3 3 1 2 2 1 3 3 1 1 1 1 1 1 2 1 1 1 2 1 2 9 2 8 9 8 6 4 2 1 5 7 3 4 1 1 2 2 3 5 4 2 9 1 1 1 1 1 1 4 2 3 2 4 3 1 2 1 3 2 4 3 3 3 1 3 2 1 3 2 3 3 ...
output:
YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES NO NO YES YES NO YES YES YES YES NO NO YES YES YES YES YES YES YES YES YES NO YES NO NO NO YES NO YES YES YES NO YES YES YES YES YES NO NO YES YES YES YES YES YES YES YES NO YES NO YES YES YES NO YES YES YES YES YE...
result:
ok 40000 lines
Test #13:
score: 0
Accepted
time: 35ms
memory: 3652kb
input:
40000 6 3 5 4 3 2 5 1 6 2 3 1 2 1 1 6 6 2 1 1 1 2 1 1 6 5 4 1 3 5 6 2 4 1 3 6 2 4 2 2 6 6 8 2 7 5 8 4 7 1 3 2 6 6 2 1 3 1 1 1 1 7 1 1 1 1 1 1 11 6 5 2 4 11 6 9 3 8 1 7 5 10 2 4 3 6 8 5 3 1 4 1 1 8 3 8 6 4 8 5 1 3 7 2 4 1 2 2 2 1 3 3 4 8 4 2 1 2 2 1 1 2 2 5 5 1 1 5 3 4 2 1 5 3 4 2 5 9 2 9 8 7 5 6 2 4...
output:
NO YES YES NO YES NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES NO YES YES YES YES NO YES NO NO YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES NO YES NO YES YES YES YES YES YES NO YES YES YES YES YES YES NO NO YES NO YES YES YES YES...
result:
ok 40000 lines
Test #14:
score: 0
Accepted
time: 40ms
memory: 3772kb
input:
40000 5 4 3 1 5 4 2 3 1 4 2 3 1 5 4 12 1 12 8 11 5 1 7 3 10 6 4 9 12 2 4 3 6 2 1 1 2 9 11 12 10 11 12 2 2 1 2 1 2 1 2 4 3 4 2 3 4 1 2 3 1 2 2 1 3 2 2 1 2 1 2 1 2 6 4 5 2 5 3 4 1 6 2 3 1 6 3 6 6 3 6 4 4 1 3 4 1 2 3 4 1 2 2 3 1 2 3 2 1 1 3 3 11 8 4 11 3 10 5 1 6 4 8 7 9 2 11 3 1 6 4 7 9 2 10 8 11 10 1...
output:
YES NO YES YES YES YES YES NO NO YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES NO YES YES NO YES YES YES YES NO YES YES NO YES YES YES YES NO YES YES YES YES NO YES YES YES YES YES NO YES NO YES YES YES YES YES YES YES NO YES YE...
result:
ok 40000 lines
Test #15:
score: 0
Accepted
time: 17ms
memory: 3640kb
input:
10000 10 5 6 5 6 9 10 7 1 3 2 4 8 5 6 9 1 2 8 9 9 10 10 10 10 6 5 5 6 7 2 4 8 10 9 1 3 5 2 8 9 1 3 9 7 7 10 10 5 3 4 3 5 4 1 2 4 1 2 3 5 4 5 6 3 5 6 1 2 5 4 3 1 4 3 4 5 5 5 4 10 8 5 7 3 1 5 9 8 2 6 10 4 3 1 5 9 8 2 6 4 6 1 4 8 10 10 6 4 7 1 4 5 8 9 3 10 2 6 1 4 8 3 2 6 2 1 2 1 10 3 10 9 6 4 7 2 5 8 ...
output:
NO NO NO NO YES YES NO YES YES YES NO NO YES YES YES NO NO YES YES YES YES NO YES YES NO YES YES YES YES YES YES YES YES YES NO YES YES YES NO YES YES YES NO YES YES NO YES YES YES YES NO NO YES YES YES NO NO NO YES YES YES YES YES YES NO YES YES NO YES YES YES NO YES NO NO NO YES YES NO YES YES YES...
result:
ok 10000 lines
Test #16:
score: 0
Accepted
time: 26ms
memory: 3804kb
input:
10000 15 15 1 15 6 5 8 3 2 12 9 10 1 4 7 14 11 13 15 6 5 8 3 2 12 9 10 1 4 7 14 11 13 10 8 3 6 5 6 2 4 1 3 8 7 6 1 7 7 7 8 8 8 7 19 1 19 7 10 13 3 5 16 12 17 19 8 1 2 11 18 6 14 9 15 4 1 4 8 1 1 5 1 1 3 2 5 2 2 1 17 18 18 18 17 18 20 11 12 5 14 20 19 1 10 8 3 13 15 4 2 16 18 7 6 17 9 11 12 5 14 10 8...
output:
YES NO NO NO YES YES YES YES NO NO NO NO YES NO NO NO NO YES NO YES NO NO YES YES YES NO NO NO YES NO NO NO YES YES YES YES YES YES YES NO YES YES YES NO YES NO YES YES YES YES NO NO YES YES YES NO YES NO YES YES YES YES YES YES YES NO YES YES YES NO NO NO NO NO YES NO NO YES YES YES NO NO YES YES Y...
result:
ok 10000 lines
Test #17:
score: -100
Runtime Error
input:
10000 4 3 4 1 4 3 2 1 3 2 2 4 3 4 1 1 1 1 1 1 79 70 9 73 34 21 66 52 46 72 32 63 44 48 11 77 40 15 51 50 67 70 53 62 3 31 69 20 41 28 30 54 10 7 19 24 74 5 4 59 1 18 37 68 25 23 58 6 33 65 55 43 39 17 12 49 35 56 8 75 64 45 14 36 22 13 57 60 27 71 61 42 9 76 2 16 79 78 26 38 47 29 73 34 21 66 52 46 ...