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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#795092 | #6434. Paimon Sorting | NULL_SF | WA | 191ms | 12620kb | C++17 | 1.8kb | 2024-11-30 17:50:40 | 2024-11-30 17:50:40 |
Judging History
answer
#include <iostream>
#define int long long
using namespace std;
const int NUMBER=1e6;
int a[NUMBER+1],sum[NUMBER<<2],cnt[NUMBER+1],maxi[NUMBER+1];
void update(int x)
{
sum[x]=sum[x*2]+sum[x*2+1];
return;
}
void build(int l,int r,int x)
{
if(l==r)
{
sum[x]=0;
return;
}
int mid=(l+r)/2;
build(l,mid,x*2);
build(mid+1,r,x*2+1);
update(x);
return;
}
void change(int pos,int v,int l,int r,int x)
{
if(l==r)
{
sum[x]=v;
return;
}
int mid=(l+r)/2;
if(pos<=mid)
{
change(pos,v,l,mid,x*2);
}
else
{
change(pos,v,mid+1,r,x*2+1);
}
update(x);
return;
}
int query_k(int k,int l,int r,int x)
{
if(k>=r) return 0;
int mid=(l+r)/2;
if(k<=mid)
{
return sum[x*2+1]+query_k(k,l,mid,x*2);
}
else
{
return query_k(k,mid+1,r,x*2+1);
}
}
void solve()
{
int n;
cin>>n;
for(int i=1;i<=n;i++){
cin>>a[i];
cnt[i]=0;
}
build(1,n,1);
maxi[1]=a[1];
for(int i=2;i<=n;i++)
{
if(a[i]>maxi[i-1])
{
maxi[i]=a[i];
cnt[i]=cnt[i-1]+1;
}
else
{
maxi[i]=maxi[i-1];
cnt[i]=cnt[i-1];
}
}
// for(int i=1;i<=n;i++){
// cout<<cnt[i]<<' ';
// }cout<<'\n';
for(int i=1;i<=n;i++){
if(a[1]<a[i]) swap(a[1],a[i]);
}
int ans=0;
cout<<0;
for(int i=2;i<=n;i++)
{
// if(a[1]<a[i]) swap(a[1],a[i]);
ans+=query_k(a[i],1,n,1)+(a[i]<maxi[i]);
change(a[i],1,1,n,1);
cout<<' '<<ans+cnt[i];
}
cout<<'\n';
return;
}
signed main()
{
// change(5,1,1,1000,1);
// change(2,1,1,1000,1);
// change(2,1,1,1000,1);
//
// cout<<query_k(2,1,1000,1);
ios::sync_with_stdio(false),cin.tie(0),cout.tie(0);
int t;
cin>>t;
while(t--){
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 9804kb
input:
3 5 2 3 2 1 5 3 1 2 3 1 1
output:
0 2 3 5 7 0 2 4 0
result:
ok 3 lines
Test #2:
score: -100
Wrong Answer
time: 191ms
memory: 12620kb
input:
6107 19 10 13 8 8 11 18 12 9 15 19 6 13 11 11 17 9 14 2 18 12 1 8 10 2 10 2 6 1 5 9 5 7 16 14 4 2 15 12 14 10 3 2 9 15 4 12 9 5 15 10 3 2 5 6 7 8 6 1 6 4 18 6 5 12 12 11 2 10 10 5 10 13 15 13 10 17 7 11 2 1 1 2 1 1 3 2 1 2 17 11 15 3 10 7 15 15 10 5 17 3 3 14 13 11 11 2 3 2 2 3 7 6 1 7 5 3 5 1 7 2 1...
output:
0 2 4 6 7 9 11 16 17 19 28 31 36 41 43 51 55 67 68 0 2 4 6 6 9 12 17 21 23 28 32 0 1 3 5 7 8 11 16 22 26 26 32 35 40 46 46 0 1 3 5 7 9 11 17 19 23 0 1 3 3 5 10 13 16 21 24 26 28 29 33 35 41 45 54 0 0 0 0 1 1 0 2 4 6 9 9 9 12 17 19 25 31 33 36 40 44 53 0 0 2 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 4 6 10...
result:
wrong answer 2nd lines differ - expected: '0 2 4 6 6 8 10 14 17 18 22 25', found: '0 2 4 6 6 9 12 17 21 23 28 32'