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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#684779#6434. Paimon Sortingcatch-up-from-behind#AC ✓78ms5012kbC++171.6kb2024-10-28 15:49:182024-10-28 15:49:18

Judging History

你现在查看的是最新测评结果

  • [2024-10-28 15:49:18]
  • 评测
  • 测评结果:AC
  • 用时:78ms
  • 内存:5012kb
  • [2024-10-28 15:49:18]
  • 提交

answer

#include <bits/stdc++.h>
#define F(i,x,y) for(int i=(x);i<=(y);i++)
#define DF(i,x,y) for(int i=(x);i>=(y);i--)
#define ms(x,y) memset(x,y,sizeof(x))
#define SZ(x) (int)x.size()-1
#define all(x) x.begin(),x.end()
#define pb push_back
using namespace std;
typedef long long LL;
typedef unsigned long long ull;
typedef pair<int,int> pii;
template<typename T> void chkmax(T &x,T y){ x=max(x,y);}
template<typename T> void chkmin(T &x,T y){ x=min(x,y);}
template<typename T> void read(T &FF){
    FF=0;int RR=1;char ch=getchar();
    for(;!isdigit(ch);ch=getchar()) if(ch=='-') RR=-1;
    for(;isdigit(ch);ch=getchar()) FF=(FF<<1)+(FF<<3)+ch-48;
    FF*=RR;
}
const int N=100010;
int n,a[N];
struct fenwick{
    int tr[N];
    #define lowbit(x) x&-x
    void clr(){ F(i,1,n) tr[i]=0;}
    void add(int x){ for(;x<=n;x+=lowbit(x)) tr[x]++;}
    int ask(int x){ int res=0;for(;x;x-=lowbit(x)) res+=tr[x];return res;}
}fwk;
int cnt[N];
void work(){
    read(n);
    F(i,1,n) read(a[i]);
    F(i,1,n) cnt[i]=0;
    fwk.clr();
    int mx=a[1];
    if(n==1) printf("0");
    else printf("0 ");
    fwk.add(a[1]),cnt[a[1]]++;
    LL ans=0;
    int S=0;bool fl=0;
    F(i,2,n){
        if(mx>a[i]) ans+=fwk.ask(n)-fwk.ask(a[i]);
        else if(mx<a[i]) ans+=2+fl*S,fl=0,mx=a[i];
        else if(mx==a[i]&&cnt[a[i]]==1) S=0,fl=1;
        S++;
        if(!cnt[a[i]]) fwk.add(a[i]);
        cnt[a[i]]++;
        if(i==n) printf("%lld",ans);
        else printf("%lld ",ans);
    }puts("");
}
int main(){
    int T;read(T);
    while(T--) work();
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3784kb

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: 0
Accepted
time: 78ms
memory: 5012kb

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 3
0 1 3 5 8 10 14
0 1 3 4 6 9 9
0 1 1 3 7 11 ...

result:

ok 6107 lines