QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#249106 | #5466. Permutation Compression | joelgun14 | WA | 1ms | 3680kb | C++14 | 2.8kb | 2023-11-12 00:54:53 | 2023-11-12 00:54:55 |
Judging History
answer
#include <bits/stdc++.h>
#define LL long long
#define fi first
#define se second
#define mp make_pair
using namespace std;
LL psum[200005];
LL n,m,k;
void ins(LL x)
{
for(LL a=x;a<=n;a+=(a&-a))psum[a]++;
}
LL query(LL x)
{
LL tot=0;
for(LL a=x;a>=1;a-=(a&-a))tot+=psum[a];
return tot;
}
LL query2(LL x,LL y)
{
return query(y)-query(x-1);
}
void solve(){
scanf("%lld %lld %lld",&n,&m,&k);
for(LL a=1;a<=n;a++)psum[a]=0;
LL pos[n+5],arr[n+5],brr[m+5],l[k+5];
bool temp[n+5];
memset(temp,0,sizeof(temp));
for(LL a=1;a<=n;a++)
{
scanf("%lld",&arr[a]);
pos[arr[a]]=a;
}
for(LL a=1;a<=m;a++)
{
scanf("%lld",&brr[a]);
temp[brr[a]]=1;
}
vector<LL>ada;
multiset<LL>line;
set<LL>isi;
for(LL a=1;a<=k;a++){
scanf("%lld",&l[a]);
line.insert(l[a]);
}
if(n-m>k){
printf("NO\n");
return;
}
LL left=1;
for(LL a=1;a<=m;a++)
{
while(true){
if(left==n+1){
printf("NO\n");
return;
}
if(arr[left]==brr[a]){
left++;
break;
}
left++;
}
}
for(LL a=n;a>=1;a--){
// printf("a=%lld\n",a);
// printf("line : ");
// for(LL v:line)cout<<v;
// cout<<endl;
// printf("isi :");
// for(LL v:isi)cout<<v;
// cout<<endl;
if(temp[a])isi.insert(pos[a]);
else{
if(line.size()==0){
printf("NO\n");
return;
}
if(isi.size()==0){
// printf("SATU");
auto atas=line.upper_bound(a);
if(atas==line.begin())
{
printf("NO\n");
return;
}
line.erase(line.find(*(--atas)));
ins(pos[a]);
// isi.insert(pos[a]);
continue;
}
auto atas = isi.lower_bound(pos[a]);
if(atas==isi.end()){
// printf("DUA\n");
LL jeje=*(--atas);
LL banyak=n-jeje;
banyak-=query2(jeje,n);
auto koko=line.upper_bound(banyak);
if(koko==line.begin()){
printf("NO\n");
return;
}
--koko;
line.erase(line.find(*koko));
}
else if(atas==isi.begin()){
// printf("TIGA\n");
LL banyak=*atas;
banyak--;
banyak-=query2(1,banyak);
auto koko=line.upper_bound(banyak);
if(koko==line.begin()){
printf("NO\n");
return;
}
--koko;
line.erase(line.find(*koko));
}
else
{
// printf("EMPAT\n");
LL banyak=*atas;
// printf("banyak=%lld\n",banyak);
LL astaga=*(--atas);
// printf("astaga=%lld\n",astaga);
banyak =banyak-astaga-1;
banyak-=query2(banyak,astaga);
// printf("Banyak=%lld\n",banyak);
auto koko=line.upper_bound(banyak);
if(koko==line.begin()){
printf("NO\n");
return;
}
--koko;
line.erase(line.find(*koko));
}
ins(pos[a]);
}
}
printf("YES\n");
}
int main()
{
LL tc;
scanf("%lld",&tc);
while(tc--)
{
solve();
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3680kb
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: 3636kb
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: -100
Wrong Answer
time: 1ms
memory: 3628kb
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 YES 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 YES YES YES YES YES YES YES NO YES NO NO YES YES YES ...
result:
wrong answer 15th lines differ - expected: 'NO', found: 'YES'