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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#603594#6434. Paimon Sortingucup-team3519#AC ✓110ms10888kbC++171.8kb2024-10-01 17:43:082024-10-01 17:43:09

Judging History

你现在查看的是最新测评结果

  • [2024-10-01 17:43:09]
  • 评测
  • 测评结果:AC
  • 用时:110ms
  • 内存:10888kb
  • [2024-10-01 17:43:08]
  • 提交

answer

 #include<bits/stdc++.h>
    using namespace std;
    #define V vector
    #define pb push_back
    typedef pair<int, int> pi;
    typedef long long LL;

    const int INF = 2e9 + 100;
    const LL INFLL = 8e18 + 100;

    const int N=200005;
    const LL mod=998244353;
    struct BIT{
        vector<int> old;
        LL fenT[N];
        void add(int x,LL d) {assert(x>0);while(x<N) {fenT[x]+=d,old.push_back(x);x+=x&(-x);}}
        void add(int l,int r,LL d) {add(l,d);add(r+1,-d);}
        LL query(int x) {LL ans=0;while(x>=1) {ans+=fenT[x];x-=x&-x;}return ans;}
        LL query(int l,int r) {if(r<l)return 0;return query(r)-query(l-1);}
        void clear() {for(auto p: old) fenT[p]=0;old.clear();}
    }bit;

    void solve() {
        bit.clear();
        int n; cin >> n;
        V<int> a(n + 1);
        for(int i = 1; i <= n; i++) cin >> a[i];
        V<int> hav(n + 1);
        LL ans = 0;
        int pos = 0;
        for(int j = 1; j <= n; j++) {
            if(!hav[a[j]]) {
                bit.add(a[j], 1);
                hav[a[j]] = 1;
            }
            if(j == 1) {
                cout << 0 << " \n"[j == n];
                continue;
            }
            if(a[j] == a[1] && pos == 0) pos = j;
            if(a[j] > a[1]) {
                swap(a[j], a[1]);
                ans++;
                if(pos) ans += (j - 1 - pos + 1);
                pos = 0;
            }
            ans += bit.query(a[j] + 1, N - 1);
            // cout << "a[j] , bit" << a[j] << " " << bit.query(a[j] + 1, N - 1) << endl;
            cout << ans << " \n"[j == n];
            // for(int i = 1; i <= n; i++) cout << a[i] << " ";
            // cout << endl;
        }
    }
    int main() {
        ios::sync_with_stdio(0), cin.tie(0);
        int t = 1;
        cin >> t;
        while(t--) solve();
    }   

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3828kb

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: 110ms
memory: 10888kb

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