QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#717893 | #6434. Paimon Sorting | frogman | WA | 100ms | 6396kb | C++14 | 889b | 2024-11-06 19:11:48 | 2024-11-06 19:11:52 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
const int N=4e5;
int T,n,a[N],num[N];
int val[N];
int lowbit(int x){return x&(-x);}
void update(int x)
{
while(x<=n)
{
val[x]++;
x+=lowbit(x);
}
}
int query(int x)
{
int sum=0;
while(x)
{
sum+=val[x];
x-=lowbit(x);
}
return sum;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
cin>>T;
while(T--)
{
cin>>n;
for(int i=1;i<=n;i++) cin>>a[i],num[a[i]]=val[i]=0;val[0]=0;
int Max=a[1],ans=0;
if(n==1){
cout<<0<<"\n";
continue;
}
cout<<0<<" ";
num[a[1]]++;
update(a[1]);
for(int i=2;i<=n;i++)
{
num[a[i]]++;
if(Max<a[i])
{
ans+=num[Max]+1;
Max=a[i];
}
else
{
ans+=query(n)-query(a[i]);
}
if(num[a[i]]==1) update(a[i]);
if(i<n) cout<<ans<<" ";
else cout<<ans<<"\n";
}
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 5612kb
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: 100ms
memory: 6396kb
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 8 10 14 17 18 22 25 0 1 3 5 7 8 11 16 22 26 26 31 33 37 42 42 0 1 3 5 7 9 11 17 19 23 0 1 3 3 4 8 10 12 16 18 21 23 24 28 30 36 40 49 0 0 0 0 1 1 0 2 4 6 9 9 9 11 15 19 25 31 33 36 40 44 53 0 0 3 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 3 6 10 ...
result:
wrong answer 5th lines differ - expected: '0 1 3 3 4 8 10 12 16 18 27 29 30 34 36 42 46 55', found: '0 1 3 3 4 8 10 12 16 18 21 23 24 28 30 36 40 49'