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Submission #1049518

# Submission time Handle Problem Language Result Execution time Memory
1049518 2024-08-08T20:28:25 Z PoonYaPat Diversity (CEOI21_diversity) C++14
64 / 100
 7000 ms 238928 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int,int> pii;

const int mx=300000,MID=150000,sq=1350;

struct NN {
    ll sum,sl,sr,cnt;
} s[1<<21];

NN merge(NN a, NN b) {
    NN res;
    res.sum=a.sum+b.sum;
    res.cnt=a.cnt+b.cnt;
    res.sl=a.sl+a.cnt*b.sum+b.sl;
    res.sr=b.sr+b.cnt*a.sum+a.sr;
    return res;
}

ll fast2_query(int l, int r, int idx, int x, int val) {
    if (x>r) return s[idx].sr+s[idx].sum*(ll)(x-r);
    if (x<l) return s[idx].sl+s[idx].sum*(ll)(l-x);
    if (l==r) {
        s[idx]={val,val,val,1};
        return val;
    }
    int mid=(l+r)/2;
    ll res1=fast2_query(l,mid,2*idx,x,val);
    ll res2=fast2_query(mid+1,r,2*idx+1,x,val);
    s[idx]=merge(s[2*idx],s[2*idx+1]);
    return res1+res2;
}

int have[mx+5],idx_seq=-1;
vector<int> seq;
deque<int> dq[mx+5];
ll ans=0;

void add(int val) {

    if (!have[val]) {
        int pos=seq[++idx_seq];
        dq[1].push_back(pos);
        ans+=fast2_query(1,mx,1,pos,1);

    } else {
        int max_pos=dq[have[val]].front();
        dq[have[val]].pop_front();
        dq[have[val]+1].push_back(max_pos);
        ans+=fast2_query(1,mx,1,max_pos,have[val]+1);
    }

    ++have[val];
}

void del(int val) {

    int min_pos=dq[have[val]].back();
    dq[have[val]].pop_back();

    if (have[val]==1) --idx_seq;
    else dq[have[val]-1].push_front(min_pos);

    --have[val];
    ans-=(fast2_query(1,mx,1,min_pos,have[val])+1);
}

int n,q,a[mx+5];

struct Query {
    int l,r,idx;
    bool operator<(Query other) const {
        return pii(l/sq,((l/sq)&1) ? -r : +r)<pii(other.l/sq,((other.l/sq)&1) ? -other.r : +other.r);
    }
};

vector<Query> ques;
ll Ans[50005];

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    int ll=MID,rr=MID;
    seq.push_back(MID);
    for (int i=1; i<mx; ++i) {
        if (i%2==0) seq.push_back(--ll);
        else seq.push_back(++rr);
    }

    cin>>n>>q;
    for (int i=0; i<n; ++i) cin>>a[i];

    for (int i=0; i<q; ++i) {
        int l,r; cin>>l>>r;
        ques.push_back({--l,--r,i});
    }

    sort(ques.begin(),ques.end());

    int cur_l=0;
    int cur_r=-1;

    for (auto q : ques) {
        while (cur_l>q.l) add(a[--cur_l]);
        while (cur_r<q.r) add(a[++cur_r]);
        while (cur_l<q.l) del(a[cur_l++]);
        while (cur_r>q.r) del(a[cur_r--]);
        Ans[q.idx]=ans;
    }

    for (int i=0; i<q; ++i) cout<<Ans[i]<<"\n";
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 207776 KB Output is correct
2 Correct 63 ms 208836 KB Output is correct
3 Correct 67 ms 208832 KB Output is correct
4 Correct 68 ms 208836 KB Output is correct
5 Correct 69 ms 208908 KB Output is correct
6 Correct 71 ms 208916 KB Output is correct
7 Correct 72 ms 208836 KB Output is correct
8 Correct 66 ms 208836 KB Output is correct
9 Correct 73 ms 208836 KB Output is correct
10 Correct 69 ms 208832 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 73 ms 208836 KB Output is correct
2 Correct 68 ms 208984 KB Output is correct
3 Correct 72 ms 208844 KB Output is correct
4 Correct 89 ms 208772 KB Output is correct
5 Correct 102 ms 208836 KB Output is correct
6 Correct 133 ms 208840 KB Output is correct
7 Correct 115 ms 208832 KB Output is correct
8 Correct 112 ms 208840 KB Output is correct
9 Correct 118 ms 208832 KB Output is correct
10 Correct 126 ms 208968 KB Output is correct
11 Correct 115 ms 208836 KB Output is correct
12 Correct 120 ms 208836 KB Output is correct
13 Correct 118 ms 208788 KB Output is correct
14 Correct 122 ms 208972 KB Output is correct
15 Correct 119 ms 208836 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 73 ms 208836 KB Output is correct
2 Correct 68 ms 208984 KB Output is correct
3 Correct 72 ms 208844 KB Output is correct
4 Correct 89 ms 208772 KB Output is correct
5 Correct 102 ms 208836 KB Output is correct
6 Correct 133 ms 208840 KB Output is correct
7 Correct 115 ms 208832 KB Output is correct
8 Correct 112 ms 208840 KB Output is correct
9 Correct 118 ms 208832 KB Output is correct
10 Correct 126 ms 208968 KB Output is correct
11 Correct 115 ms 208836 KB Output is correct
12 Correct 120 ms 208836 KB Output is correct
13 Correct 118 ms 208788 KB Output is correct
14 Correct 122 ms 208972 KB Output is correct
15 Correct 119 ms 208836 KB Output is correct
16 Correct 68 ms 208988 KB Output is correct
17 Correct 74 ms 208832 KB Output is correct
18 Correct 62 ms 208836 KB Output is correct
19 Correct 84 ms 208856 KB Output is correct
20 Correct 107 ms 208836 KB Output is correct
21 Correct 125 ms 208832 KB Output is correct
22 Correct 121 ms 208832 KB Output is correct
23 Correct 119 ms 208832 KB Output is correct
24 Correct 123 ms 208832 KB Output is correct
25 Correct 117 ms 208836 KB Output is correct
26 Correct 127 ms 208836 KB Output is correct
27 Correct 122 ms 208832 KB Output is correct
28 Correct 121 ms 208832 KB Output is correct
29 Correct 122 ms 208964 KB Output is correct
30 Correct 121 ms 208832 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 73 ms 208836 KB Output is correct
2 Correct 68 ms 208984 KB Output is correct
3 Correct 72 ms 208844 KB Output is correct
4 Correct 89 ms 208772 KB Output is correct
5 Correct 102 ms 208836 KB Output is correct
6 Correct 133 ms 208840 KB Output is correct
7 Correct 115 ms 208832 KB Output is correct
8 Correct 112 ms 208840 KB Output is correct
9 Correct 118 ms 208832 KB Output is correct
10 Correct 126 ms 208968 KB Output is correct
11 Correct 115 ms 208836 KB Output is correct
12 Correct 120 ms 208836 KB Output is correct
13 Correct 118 ms 208788 KB Output is correct
14 Correct 122 ms 208972 KB Output is correct
15 Correct 119 ms 208836 KB Output is correct
16 Correct 68 ms 208988 KB Output is correct
17 Correct 74 ms 208832 KB Output is correct
18 Correct 62 ms 208836 KB Output is correct
19 Correct 84 ms 208856 KB Output is correct
20 Correct 107 ms 208836 KB Output is correct
21 Correct 125 ms 208832 KB Output is correct
22 Correct 121 ms 208832 KB Output is correct
23 Correct 119 ms 208832 KB Output is correct
24 Correct 123 ms 208832 KB Output is correct
25 Correct 117 ms 208836 KB Output is correct
26 Correct 127 ms 208836 KB Output is correct
27 Correct 122 ms 208832 KB Output is correct
28 Correct 121 ms 208832 KB Output is correct
29 Correct 122 ms 208964 KB Output is correct
30 Correct 121 ms 208832 KB Output is correct
31 Correct 66 ms 208892 KB Output is correct
32 Correct 68 ms 208832 KB Output is correct
33 Correct 78 ms 208960 KB Output is correct
34 Correct 73 ms 208836 KB Output is correct
35 Correct 72 ms 208836 KB Output is correct
36 Correct 79 ms 208832 KB Output is correct
37 Correct 81 ms 208836 KB Output is correct
38 Correct 84 ms 208836 KB Output is correct
39 Correct 93 ms 208816 KB Output is correct
40 Correct 112 ms 208836 KB Output is correct
41 Correct 128 ms 208908 KB Output is correct
42 Correct 134 ms 208832 KB Output is correct
43 Correct 133 ms 208836 KB Output is correct
44 Correct 124 ms 208832 KB Output is correct
45 Correct 123 ms 208832 KB Output is correct
46 Correct 131 ms 208832 KB Output is correct
47 Correct 134 ms 208916 KB Output is correct
48 Correct 143 ms 208876 KB Output is correct
49 Correct 138 ms 208788 KB Output is correct
50 Correct 140 ms 209000 KB Output is correct
51 Correct 134 ms 208832 KB Output is correct
52 Correct 125 ms 208836 KB Output is correct
53 Correct 126 ms 208836 KB Output is correct
54 Correct 131 ms 208900 KB Output is correct
55 Correct 132 ms 208836 KB Output is correct
56 Correct 133 ms 209004 KB Output is correct
57 Correct 132 ms 208952 KB Output is correct
58 Correct 128 ms 208948 KB Output is correct
59 Correct 131 ms 208840 KB Output is correct
60 Correct 144 ms 208832 KB Output is correct

Subtask #5
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 207776 KB Output is correct
2 Correct 63 ms 208836 KB Output is correct
3 Correct 67 ms 208832 KB Output is correct
4 Correct 68 ms 208836 KB Output is correct
5 Correct 69 ms 208908 KB Output is correct
6 Correct 71 ms 208916 KB Output is correct
7 Correct 72 ms 208836 KB Output is correct
8 Correct 66 ms 208836 KB Output is correct
9 Correct 73 ms 208836 KB Output is correct
10 Correct 69 ms 208832 KB Output is correct
11 Correct 73 ms 208836 KB Output is correct
12 Correct 68 ms 208984 KB Output is correct
13 Correct 72 ms 208844 KB Output is correct
14 Correct 89 ms 208772 KB Output is correct
15 Correct 102 ms 208836 KB Output is correct
16 Correct 133 ms 208840 KB Output is correct
17 Correct 115 ms 208832 KB Output is correct
18 Correct 112 ms 208840 KB Output is correct
19 Correct 118 ms 208832 KB Output is correct
20 Correct 126 ms 208968 KB Output is correct
21 Correct 115 ms 208836 KB Output is correct
22 Correct 120 ms 208836 KB Output is correct
23 Correct 118 ms 208788 KB Output is correct
24 Correct 122 ms 208972 KB Output is correct
25 Correct 119 ms 208836 KB Output is correct
26 Correct 68 ms 208988 KB Output is correct
27 Correct 74 ms 208832 KB Output is correct
28 Correct 62 ms 208836 KB Output is correct
29 Correct 84 ms 208856 KB Output is correct
30 Correct 107 ms 208836 KB Output is correct
31 Correct 125 ms 208832 KB Output is correct
32 Correct 121 ms 208832 KB Output is correct
33 Correct 119 ms 208832 KB Output is correct
34 Correct 123 ms 208832 KB Output is correct
35 Correct 117 ms 208836 KB Output is correct
36 Correct 127 ms 208836 KB Output is correct
37 Correct 122 ms 208832 KB Output is correct
38 Correct 121 ms 208832 KB Output is correct
39 Correct 122 ms 208964 KB Output is correct
40 Correct 121 ms 208832 KB Output is correct
41 Correct 66 ms 208892 KB Output is correct
42 Correct 68 ms 208832 KB Output is correct
43 Correct 78 ms 208960 KB Output is correct
44 Correct 73 ms 208836 KB Output is correct
45 Correct 72 ms 208836 KB Output is correct
46 Correct 79 ms 208832 KB Output is correct
47 Correct 81 ms 208836 KB Output is correct
48 Correct 84 ms 208836 KB Output is correct
49 Correct 93 ms 208816 KB Output is correct
50 Correct 112 ms 208836 KB Output is correct
51 Correct 128 ms 208908 KB Output is correct
52 Correct 134 ms 208832 KB Output is correct
53 Correct 133 ms 208836 KB Output is correct
54 Correct 124 ms 208832 KB Output is correct
55 Correct 123 ms 208832 KB Output is correct
56 Correct 131 ms 208832 KB Output is correct
57 Correct 134 ms 208916 KB Output is correct
58 Correct 143 ms 208876 KB Output is correct
59 Correct 138 ms 208788 KB Output is correct
60 Correct 140 ms 209000 KB Output is correct
61 Correct 134 ms 208832 KB Output is correct
62 Correct 125 ms 208836 KB Output is correct
63 Correct 126 ms 208836 KB Output is correct
64 Correct 131 ms 208900 KB Output is correct
65 Correct 132 ms 208836 KB Output is correct
66 Correct 133 ms 209004 KB Output is correct
67 Correct 132 ms 208952 KB Output is correct
68 Correct 128 ms 208948 KB Output is correct
69 Correct 131 ms 208840 KB Output is correct
70 Correct 144 ms 208832 KB Output is correct
71 Correct 89 ms 209092 KB Output is correct
72 Correct 86 ms 209092 KB Output is correct
73 Correct 84 ms 209092 KB Output is correct
74 Correct 86 ms 209092 KB Output is correct
75 Correct 83 ms 208848 KB Output is correct
76 Correct 99 ms 209008 KB Output is correct
77 Correct 94 ms 209088 KB Output is correct
78 Correct 98 ms 209080 KB Output is correct
79 Correct 97 ms 209088 KB Output is correct
80 Correct 103 ms 209096 KB Output is correct
81 Correct 114 ms 209484 KB Output is correct
82 Correct 113 ms 209344 KB Output is correct
83 Correct 119 ms 209348 KB Output is correct
84 Correct 116 ms 209496 KB Output is correct
85 Correct 114 ms 209344 KB Output is correct
86 Correct 103 ms 209860 KB Output is correct
87 Correct 105 ms 209804 KB Output is correct
88 Correct 104 ms 209860 KB Output is correct
89 Correct 103 ms 209856 KB Output is correct
90 Correct 108 ms 209988 KB Output is correct
91 Correct 141 ms 223212 KB Output is correct
92 Correct 139 ms 223296 KB Output is correct
93 Correct 143 ms 223168 KB Output is correct
94 Correct 130 ms 223212 KB Output is correct
95 Correct 139 ms 223168 KB Output is correct
96 Correct 141 ms 233532 KB Output is correct
97 Correct 136 ms 233660 KB Output is correct
98 Correct 151 ms 233704 KB Output is correct
99 Correct 146 ms 233624 KB Output is correct
100 Correct 138 ms 233660 KB Output is correct
101 Correct 135 ms 233584 KB Output is correct
102 Correct 133 ms 233660 KB Output is correct
103 Correct 136 ms 233664 KB Output is correct
104 Correct 139 ms 233660 KB Output is correct
105 Correct 135 ms 233664 KB Output is correct
106 Correct 142 ms 238784 KB Output is correct
107 Correct 134 ms 238784 KB Output is correct
108 Correct 140 ms 238780 KB Output is correct
109 Correct 138 ms 238840 KB Output is correct
110 Correct 137 ms 238780 KB Output is correct
111 Correct 140 ms 238784 KB Output is correct
112 Correct 134 ms 238784 KB Output is correct
113 Correct 135 ms 238784 KB Output is correct
114 Correct 141 ms 238892 KB Output is correct
115 Correct 135 ms 238928 KB Output is correct

Subtask #6
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 65 ms 207776 KB Output is correct
2 Correct 63 ms 208836 KB Output is correct
3 Correct 67 ms 208832 KB Output is correct
4 Correct 68 ms 208836 KB Output is correct
5 Correct 69 ms 208908 KB Output is correct
6 Correct 71 ms 208916 KB Output is correct
7 Correct 72 ms 208836 KB Output is correct
8 Correct 66 ms 208836 KB Output is correct
9 Correct 73 ms 208836 KB Output is correct
10 Correct 69 ms 208832 KB Output is correct
11 Correct 73 ms 208836 KB Output is correct
12 Correct 68 ms 208984 KB Output is correct
13 Correct 72 ms 208844 KB Output is correct
14 Correct 89 ms 208772 KB Output is correct
15 Correct 102 ms 208836 KB Output is correct
16 Correct 133 ms 208840 KB Output is correct
17 Correct 115 ms 208832 KB Output is correct
18 Correct 112 ms 208840 KB Output is correct
19 Correct 118 ms 208832 KB Output is correct
20 Correct 126 ms 208968 KB Output is correct
21 Correct 115 ms 208836 KB Output is correct
22 Correct 120 ms 208836 KB Output is correct
23 Correct 118 ms 208788 KB Output is correct
24 Correct 122 ms 208972 KB Output is correct
25 Correct 119 ms 208836 KB Output is correct
26 Correct 68 ms 208988 KB Output is correct
27 Correct 74 ms 208832 KB Output is correct
28 Correct 62 ms 208836 KB Output is correct
29 Correct 84 ms 208856 KB Output is correct
30 Correct 107 ms 208836 KB Output is correct
31 Correct 125 ms 208832 KB Output is correct
32 Correct 121 ms 208832 KB Output is correct
33 Correct 119 ms 208832 KB Output is correct
34 Correct 123 ms 208832 KB Output is correct
35 Correct 117 ms 208836 KB Output is correct
36 Correct 127 ms 208836 KB Output is correct
37 Correct 122 ms 208832 KB Output is correct
38 Correct 121 ms 208832 KB Output is correct
39 Correct 122 ms 208964 KB Output is correct
40 Correct 121 ms 208832 KB Output is correct
41 Correct 66 ms 208892 KB Output is correct
42 Correct 68 ms 208832 KB Output is correct
43 Correct 78 ms 208960 KB Output is correct
44 Correct 73 ms 208836 KB Output is correct
45 Correct 72 ms 208836 KB Output is correct
46 Correct 79 ms 208832 KB Output is correct
47 Correct 81 ms 208836 KB Output is correct
48 Correct 84 ms 208836 KB Output is correct
49 Correct 93 ms 208816 KB Output is correct
50 Correct 112 ms 208836 KB Output is correct
51 Correct 128 ms 208908 KB Output is correct
52 Correct 134 ms 208832 KB Output is correct
53 Correct 133 ms 208836 KB Output is correct
54 Correct 124 ms 208832 KB Output is correct
55 Correct 123 ms 208832 KB Output is correct
56 Correct 131 ms 208832 KB Output is correct
57 Correct 134 ms 208916 KB Output is correct
58 Correct 143 ms 208876 KB Output is correct
59 Correct 138 ms 208788 KB Output is correct
60 Correct 140 ms 209000 KB Output is correct
61 Correct 134 ms 208832 KB Output is correct
62 Correct 125 ms 208836 KB Output is correct
63 Correct 126 ms 208836 KB Output is correct
64 Correct 131 ms 208900 KB Output is correct
65 Correct 132 ms 208836 KB Output is correct
66 Correct 133 ms 209004 KB Output is correct
67 Correct 132 ms 208952 KB Output is correct
68 Correct 128 ms 208948 KB Output is correct
69 Correct 131 ms 208840 KB Output is correct
70 Correct 144 ms 208832 KB Output is correct
71 Correct 89 ms 209092 KB Output is correct
72 Correct 86 ms 209092 KB Output is correct
73 Correct 84 ms 209092 KB Output is correct
74 Correct 86 ms 209092 KB Output is correct
75 Correct 83 ms 208848 KB Output is correct
76 Correct 99 ms 209008 KB Output is correct
77 Correct 94 ms 209088 KB Output is correct
78 Correct 98 ms 209080 KB Output is correct
79 Correct 97 ms 209088 KB Output is correct
80 Correct 103 ms 209096 KB Output is correct
81 Correct 114 ms 209484 KB Output is correct
82 Correct 113 ms 209344 KB Output is correct
83 Correct 119 ms 209348 KB Output is correct
84 Correct 116 ms 209496 KB Output is correct
85 Correct 114 ms 209344 KB Output is correct
86 Correct 103 ms 209860 KB Output is correct
87 Correct 105 ms 209804 KB Output is correct
88 Correct 104 ms 209860 KB Output is correct
89 Correct 103 ms 209856 KB Output is correct
90 Correct 108 ms 209988 KB Output is correct
91 Correct 141 ms 223212 KB Output is correct
92 Correct 139 ms 223296 KB Output is correct
93 Correct 143 ms 223168 KB Output is correct
94 Correct 130 ms 223212 KB Output is correct
95 Correct 139 ms 223168 KB Output is correct
96 Correct 141 ms 233532 KB Output is correct
97 Correct 136 ms 233660 KB Output is correct
98 Correct 151 ms 233704 KB Output is correct
99 Correct 146 ms 233624 KB Output is correct
100 Correct 138 ms 233660 KB Output is correct
101 Correct 135 ms 233584 KB Output is correct
102 Correct 133 ms 233660 KB Output is correct
103 Correct 136 ms 233664 KB Output is correct
104 Correct 139 ms 233660 KB Output is correct
105 Correct 135 ms 233664 KB Output is correct
106 Correct 142 ms 238784 KB Output is correct
107 Correct 134 ms 238784 KB Output is correct
108 Correct 140 ms 238780 KB Output is correct
109 Correct 138 ms 238840 KB Output is correct
110 Correct 137 ms 238780 KB Output is correct
111 Correct 140 ms 238784 KB Output is correct
112 Correct 134 ms 238784 KB Output is correct
113 Correct 135 ms 238784 KB Output is correct
114 Correct 141 ms 238892 KB Output is correct
115 Correct 135 ms 238928 KB Output is correct
116 Correct 2684 ms 210660 KB Output is correct
117 Correct 2888 ms 210876 KB Output is correct
118 Correct 3003 ms 210876 KB Output is correct
119 Correct 3231 ms 210880 KB Output is correct
120 Correct 3250 ms 210880 KB Output is correct
121 Correct 3589 ms 210880 KB Output is correct
122 Correct 3739 ms 211020 KB Output is correct
123 Correct 5235 ms 210964 KB Output is correct
124 Correct 5416 ms 211180 KB Output is correct
125 Correct 5477 ms 211420 KB Output is correct
126 Execution timed out 7070 ms 210368 KB Time limit exceeded
127 Halted 0 ms 0 KB -