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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#718437#6434. Paimon SortingUnlimitedzWA 246ms7800kbC++172.4kb2024-11-06 20:31:352024-11-06 20:31:35

Judging History

你现在查看的是最新测评结果

  • [2024-11-06 20:31:35]
  • 评测
  • 测评结果:WA
  • 用时:246ms
  • 内存:7800kb
  • [2024-11-06 20:31:35]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
const int N = 2e5 + 5;
typedef long long ll;
const int maxv = 4e6 + 5;
typedef pair<ll, ll> pll;
typedef array<ll, 3> ar;
const ll lnf = 2e18;
const int inf=2e9;
// #define endl "\n"
int mod = 1e9 + 7;

template <typename T>
struct Fenwick {
    int n;
    std::vector<T> a;
    
    Fenwick(int n_ = 0) {
        init(n_);
    }
    
    void init(int n_) {
        n = n_;
        a.assign(n, T{});
    }
    
    void add(int x, const T &v) {
        for (int i = x + 1; i <= n; i += i & -i) {
            a[i - 1] = a[i - 1] + v;
        }
    }
    
    T sum(int x) {
        T ans{};
        x++;
        for (int i = x; i > 0; i -= i & -i) {
            ans = ans + a[i - 1];
        }
        return ans;
    }
    
    T rangeSum(int l, int r) {
        return sum(r) - sum(l);
    }
    
    int select(const T &k) {
        int x = 0;
        T cur{};
        for (int i = 1 << std::__lg(n); i; i /= 2) {
            if (x + i <= n && cur + a[x + i - 1] <= k) {
                x += i;
                cur = cur + a[x - 1];
            }
        }
        return x;
    }
};

void solve()
{
    int n;
    cin>>n;
    vector<int> a(n+1);
    for(int i=1;i<=n;i++) cin>>a[i];
    Fenwick<int> t(n+5);
    set<int> s;
    int ans=0;
    vector<int> p(n+5);
    for(int i=1;i<=n;i++){
        if(i==1){
            // cout<<0<<" ";
            p[i]=0;
            s.insert(a[i]);
            t.add(a[i],1);
        }
        else if(i==2){
            if(a[i]>a[i-1]) ans=2;
            if(a[i]<a[i-1]) ans=1;
            p[i]=ans;
            if(s.find(a[i])!=s.end()) continue;
            t.add(a[i],1),s.insert(a[i]);
        }
        else{
            int res=(int)s.size()-t.sum(a[i]);
            if(res==0) res=2;
            ans+=res;
            p[i]=ans;
            if(s.find(a[i])!=s.end()) continue;
            t.add(a[i],1),s.insert(a[i]);
            // cout<<ans<<" ";
        }
    }
    // cout<<endl;
    // for(int i=3;i<=n;i++){
    //     if(p[2]==2) p[i]--;
    // }
    for(int i=1;i<=n;i++){
        if(i==1) cout<<p[i];
        else cout<<" "<<p[i];
    }
    cout<<endl;
}

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    cin >> t;
    while (t--)
    {
        solve();
    }
    // system("pause");
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3548kb

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: 246ms
memory: 7800kb

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 8 10 12 16 19 20 24 27
0 1 3 5 7 8 11 16 22 26 28 33 35 39 44 46
0 1 3 5 7 9 11 17 19 23
0 1 3 5 6 10 12 14 18 20 22 24 25 29 31 37 41 50
0
0 0
0 1 3
0 2 4 6 9 11 13 15 19 21 27 33 35 38 42 46 55
0 0 2
0 1 3 5 8 10 14
0 1 3 4 6 9 11
0 1 3 5 ...

result:

wrong answer 2nd lines differ - expected: '0 2 4 6 6 8 10 14 17 18 22 25', found: '0 2 4 6 8 10 12 16 19 20 24 27'