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QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#716914 | #6434. Paimon Sorting | dztlb | WA | 88ms | 13840kb | C++14 | 2.7kb | 2024-11-06 16:20:53 | 2024-11-06 16:20:53 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define int long long
const int N=5e6+5;
int T,n;
int a[N];
int ans[N];
int ok[N];
namespace bit {
#define low(x) ((x)&(-x))
int lim, t[N];
bool tag[N];
void init(int n_) {
lim = n_;
for (int i = 1; i <= lim; ++ i) t[i] = 0, tag[i] = 0;
}
void insert(int p_, int val_) {
if (tag[p_]) return ;
tag[p_] = 1;
for (int i = p_; i <= lim; i += low(i)) t[i] += val_;
}
int sum(int p_) {
int ret = 0;
for (int i = p_; i; i -= low(i)) ret += t[i];
return ret;
}
int query(int l_, int r_) {
if (l_ > r_) return 0;
return sum(r_) - sum(l_ - 1);
}
#undef low
}
int query(int x,int o){
return bit::query(1, n) - bit::query(1, x);
// for(int i=1;i<o;++i){
// ok[a[i]]=0;
// }
// int c=0;
// for(int i=1;i<o;++i){
// if(a[i]>x&&!ok[a[i]]){
// ok[a[i]]=1;
// ++c;
// }
// }
// return c;
}
signed main(){
std::ios::sync_with_stdio(0), std::cin.tie(0);
cin>>T;
while(T--){
cin>>n;
bit::init(n);
for(int i=1;i<=n;++i){
cin>>a[i];
ok[a[i]]=0;
}
if(n==1){
cout<<0<<'\n';
continue;
}
int cnt=1;
ans[1]=0;
if(a[1]>a[2]){
ans[2]=1;
}
if(a[1]==a[2]){
ans[2]=0;
}
if(a[1]<a[2]){
ans[2]=2;
cnt++;
}
int maxx=max(a[1],a[2]);
bit::insert(a[1], 1);
bit::insert(a[2], 1);
++ok[a[1]];
++ok[a[2]];
int id=0;
for(int i=3;i<=n;++i){
ans[i]=ans[i-1];
if(a[i]>maxx){
ans[i]+=2;
++cnt;
if(ok[maxx]>=2){
// cout<<"!!!!\n";
ans[i]+=i-id;
// cout<<maxx<<' '<<ok[maxx]<<endl;
ans[i]+=ok[maxx]-2;
}
} else {
ans[i]+=query(a[i],i);//查询 严格大于 a[i] 的数值的数量
}
maxx=max(maxx,a[i]);
if(a[i]==maxx) id=i;
++ok[a[i]];
bit::insert(a[i], 1);
}
cout << ans[1];
for(int i=2;i<=n;++i){
cout<< ' ' << ans[i];
}
cout<<'\n';
}
return 0;
}
/*
1
17
11 15 3 10 7 15 15 10 5 17 3 3 14 13 11 11 2
9
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
*/
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 11824kb
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: 88ms
memory: 13840kb
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 27 29 30 34 36 42 46 55 0 0 0 0 1 1 0 2 4 6 9 9 9 11 15 21 27 33 35 38 42 46 55 0 0 5 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 3 7 11 ...
result:
wrong answer 10th lines differ - expected: '0 0 3', found: '0 0 5'