oj.uz

Submission #576873

# Submission time Handle Problem Language Result Execution time Memory
576873 2022-06-13T16:53:01 Z talant117408 Diversity (CEOI21_diversity) C++17
64 / 100
 7000 ms 11572 KB 
#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;

#define long                unsigned long 
#define pb                  push_back
#define mp                  make_pair
#define all(v)              (v).begin(),(v).end()
#define rall(v)             (v).rbegin(),(v).rend()
#define lb                  lower_bound
#define ub                  upper_bound
#define sz(v)               int((v).size())
#define do_not_disturb      ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define endl                '\n'

const int MAXN = 3e5+7;

int64_t calc(int64_t n) {
    return (n*(n+1)) >> 1;
}

int64_t calc2(int64_t n) {
    return n*(n+1)*(2*n+1)/6;
}

struct MO {
    vector <int> freq;
    map <int, int> comp;
    int N;
    
    MO() {
        N = 0;
        freq.resize(MAXN);
    }
    void add(int n) {
        comp[freq[n]]--;
        freq[n]++;
        comp[freq[n]]++;
        N++;
    }
    void remove(int n) {
        comp[freq[n]]--;
        freq[n]--;
        comp[freq[n]]++;
        N--;
    }
    int64_t get() {
        int saizu = 0;  
        deque <pii> dq;
        for (auto rit = comp.rbegin(); rit != comp.rend(); rit++) {
            auto x = *rit;
            if (saizu % 2 == 0) {
                dq.push_front(mp(x.first, (x.second+1) >> 1));
                if (x.second > 1)
                    dq.push_back(mp(x.first, x.second >> 1));
            }
            else {
                if (x.second > 1) 
                    dq.push_front(mp(x.first, x.second >> 1));
                dq.push_back(mp(x.first, (x.second+1) >> 1));
            }
            saizu += x.second;
        }
        int64_t pref = 0, suff;
        int64_t ans = 0;
        for (auto p : dq) {
            int x = p.first, k = p.second;
            suff = N - pref - x;
            int64_t a = k*calc(x);
            int64_t b = k*pref + x*calc(k-1);
            int64_t c = k*suff - x*calc(k-1);
            int64_t d = k*pref*suff + x*(suff*calc(k-1) - pref*calc(k-1) - x*calc2(k-1));
            ans += a + b*x + c*x + d;
            pref += k*x;
        }
        return ans;
    }
};

void solve() {
    int n, q;
    //~ cin >> n >> q;
    scanf("%d%d", &n, &q);
    
    int BLOCK = 350;
    vector <int> v(n);
    vector <int64_t> ans(q);
    vector <pair <pii, int>> queries(q);
    
    for (int i = 0; i < n; i++) {
        scanf("%d", &v[i]);
    }
    for (int i = 0; i < q; i++) {
        //~ cin >> queries[i].first.first >> queries[i].first.second;
        scanf("%d%d", &queries[i].first.first, &queries[i].first.second);
        queries[i].first.first--;
        queries[i].first.second--;
        queries[i].second = i;
    }
    sort(all(queries), [&](pair <pii, int> a, pair <pii, int> b) {
        if (a.first.first/BLOCK == b.first.first/BLOCK) {
            return a.first.second < b.first.second;
        }
        return a.first.first/BLOCK < b.first.first/BLOCK;
    }); 
    
    int l = 0, r = -1;
    MO mo;
    for (auto to : queries) {
        auto ql = to.first.first, qr = to.first.second, ind = to.second;
        while (r < qr) {
            r++;
            mo.add(v[r]);
        }
        while (l > ql) {
            l--;
            mo.add(v[l]);
        }
        while (r > qr) {
            mo.remove(v[r]);
            r--;
        }
        while (l < ql) {
            mo.remove(v[l]);
            l++;
        }
        ans[ind] = mo.get();
    }
    for (auto to : ans) printf("%lld\n", to);
}

int main() {
    do_not_disturb
    
    int t = 1;
    //~ cin >> t;
    while (t--) {
        solve();
    }
    
    return 0;
}

Compilation message

diversity.cpp: In function 'void solve()':
diversity.cpp:133:36: warning: format '%lld' expects argument of type 'long long int', but argument 2 has type 'long int' [-Wformat=]
  133 |     for (auto to : ans) printf("%lld\n", to);
      |                                 ~~~^     ~~
      |                                    |     |
      |                                    |     long int
      |                                    long long int
      |                                 %ld
diversity.cpp:87:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   87 |     scanf("%d%d", &n, &q);
      |     ~~~~~^~~~~~~~~~~~~~~~
diversity.cpp:95:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   95 |         scanf("%d", &v[i]);
      |         ~~~~~^~~~~~~~~~~~~
diversity.cpp:99:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   99 |         scanf("%d%d", &queries[i].first.first, &queries[i].first.second);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1492 KB Output is correct
2 Correct 1 ms 1492 KB Output is correct
3 Correct 1 ms 1492 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 1 ms 1492 KB Output is correct
6 Correct 1 ms 1492 KB Output is correct
7 Correct 1 ms 1492 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 1 ms 1492 KB Output is correct
10 Correct 1 ms 1492 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1492 KB Output is correct
2 Correct 1 ms 1492 KB Output is correct
3 Correct 3 ms 1620 KB Output is correct
4 Correct 25 ms 3368 KB Output is correct
5 Correct 57 ms 6476 KB Output is correct
6 Correct 77 ms 5900 KB Output is correct
7 Correct 96 ms 11572 KB Output is correct
8 Correct 83 ms 5460 KB Output is correct
9 Correct 83 ms 5684 KB Output is correct
10 Correct 82 ms 8156 KB Output is correct
11 Correct 81 ms 6532 KB Output is correct
12 Correct 85 ms 5648 KB Output is correct
13 Correct 82 ms 5312 KB Output is correct
14 Correct 105 ms 6876 KB Output is correct
15 Correct 79 ms 6428 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1492 KB Output is correct
2 Correct 1 ms 1492 KB Output is correct
3 Correct 3 ms 1620 KB Output is correct
4 Correct 25 ms 3368 KB Output is correct
5 Correct 57 ms 6476 KB Output is correct
6 Correct 77 ms 5900 KB Output is correct
7 Correct 96 ms 11572 KB Output is correct
8 Correct 83 ms 5460 KB Output is correct
9 Correct 83 ms 5684 KB Output is correct
10 Correct 82 ms 8156 KB Output is correct
11 Correct 81 ms 6532 KB Output is correct
12 Correct 85 ms 5648 KB Output is correct
13 Correct 82 ms 5312 KB Output is correct
14 Correct 105 ms 6876 KB Output is correct
15 Correct 79 ms 6428 KB Output is correct
16 Correct 1 ms 1492 KB Output is correct
17 Correct 1 ms 1492 KB Output is correct
18 Correct 3 ms 1516 KB Output is correct
19 Correct 24 ms 2848 KB Output is correct
20 Correct 49 ms 3928 KB Output is correct
21 Correct 86 ms 5876 KB Output is correct
22 Correct 82 ms 4820 KB Output is correct
23 Correct 78 ms 5432 KB Output is correct
24 Correct 75 ms 4576 KB Output is correct
25 Correct 83 ms 4944 KB Output is correct
26 Correct 100 ms 4768 KB Output is correct
27 Correct 93 ms 5212 KB Output is correct
28 Correct 87 ms 6936 KB Output is correct
29 Correct 84 ms 4900 KB Output is correct
30 Correct 88 ms 5108 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1492 KB Output is correct
2 Correct 1 ms 1492 KB Output is correct
3 Correct 3 ms 1620 KB Output is correct
4 Correct 25 ms 3368 KB Output is correct
5 Correct 57 ms 6476 KB Output is correct
6 Correct 77 ms 5900 KB Output is correct
7 Correct 96 ms 11572 KB Output is correct
8 Correct 83 ms 5460 KB Output is correct
9 Correct 83 ms 5684 KB Output is correct
10 Correct 82 ms 8156 KB Output is correct
11 Correct 81 ms 6532 KB Output is correct
12 Correct 85 ms 5648 KB Output is correct
13 Correct 82 ms 5312 KB Output is correct
14 Correct 105 ms 6876 KB Output is correct
15 Correct 79 ms 6428 KB Output is correct
16 Correct 1 ms 1492 KB Output is correct
17 Correct 1 ms 1492 KB Output is correct
18 Correct 3 ms 1516 KB Output is correct
19 Correct 24 ms 2848 KB Output is correct
20 Correct 49 ms 3928 KB Output is correct
21 Correct 86 ms 5876 KB Output is correct
22 Correct 82 ms 4820 KB Output is correct
23 Correct 78 ms 5432 KB Output is correct
24 Correct 75 ms 4576 KB Output is correct
25 Correct 83 ms 4944 KB Output is correct
26 Correct 100 ms 4768 KB Output is correct
27 Correct 93 ms 5212 KB Output is correct
28 Correct 87 ms 6936 KB Output is correct
29 Correct 84 ms 4900 KB Output is correct
30 Correct 88 ms 5108 KB Output is correct
31 Correct 1 ms 1492 KB Output is correct
32 Correct 1 ms 1492 KB Output is correct
33 Correct 1 ms 1492 KB Output is correct
34 Correct 2 ms 1492 KB Output is correct
35 Correct 2 ms 1492 KB Output is correct
36 Correct 2 ms 1492 KB Output is correct
37 Correct 7 ms 1620 KB Output is correct
38 Correct 7 ms 1620 KB Output is correct
39 Correct 14 ms 1876 KB Output is correct
40 Correct 31 ms 2268 KB Output is correct
41 Correct 49 ms 2764 KB Output is correct
42 Correct 49 ms 2784 KB Output is correct
43 Correct 49 ms 2772 KB Output is correct
44 Correct 46 ms 2772 KB Output is correct
45 Correct 48 ms 2660 KB Output is correct
46 Correct 54 ms 2824 KB Output is correct
47 Correct 48 ms 2660 KB Output is correct
48 Correct 48 ms 2776 KB Output is correct
49 Correct 46 ms 2756 KB Output is correct
50 Correct 49 ms 2696 KB Output is correct
51 Correct 60 ms 2712 KB Output is correct
52 Correct 47 ms 2732 KB Output is correct
53 Correct 51 ms 2776 KB Output is correct
54 Correct 48 ms 2716 KB Output is correct
55 Correct 48 ms 2736 KB Output is correct
56 Correct 47 ms 2852 KB Output is correct
57 Correct 49 ms 2764 KB Output is correct
58 Correct 50 ms 2736 KB Output is correct
59 Correct 59 ms 2776 KB Output is correct
60 Correct 50 ms 2704 KB Output is correct

Subtask #5
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1492 KB Output is correct
2 Correct 1 ms 1492 KB Output is correct
3 Correct 1 ms 1492 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 1 ms 1492 KB Output is correct
6 Correct 1 ms 1492 KB Output is correct
7 Correct 1 ms 1492 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 1 ms 1492 KB Output is correct
10 Correct 1 ms 1492 KB Output is correct
11 Correct 1 ms 1492 KB Output is correct
12 Correct 1 ms 1492 KB Output is correct
13 Correct 3 ms 1620 KB Output is correct
14 Correct 25 ms 3368 KB Output is correct
15 Correct 57 ms 6476 KB Output is correct
16 Correct 77 ms 5900 KB Output is correct
17 Correct 96 ms 11572 KB Output is correct
18 Correct 83 ms 5460 KB Output is correct
19 Correct 83 ms 5684 KB Output is correct
20 Correct 82 ms 8156 KB Output is correct
21 Correct 81 ms 6532 KB Output is correct
22 Correct 85 ms 5648 KB Output is correct
23 Correct 82 ms 5312 KB Output is correct
24 Correct 105 ms 6876 KB Output is correct
25 Correct 79 ms 6428 KB Output is correct
26 Correct 1 ms 1492 KB Output is correct
27 Correct 1 ms 1492 KB Output is correct
28 Correct 3 ms 1516 KB Output is correct
29 Correct 24 ms 2848 KB Output is correct
30 Correct 49 ms 3928 KB Output is correct
31 Correct 86 ms 5876 KB Output is correct
32 Correct 82 ms 4820 KB Output is correct
33 Correct 78 ms 5432 KB Output is correct
34 Correct 75 ms 4576 KB Output is correct
35 Correct 83 ms 4944 KB Output is correct
36 Correct 100 ms 4768 KB Output is correct
37 Correct 93 ms 5212 KB Output is correct
38 Correct 87 ms 6936 KB Output is correct
39 Correct 84 ms 4900 KB Output is correct
40 Correct 88 ms 5108 KB Output is correct
41 Correct 1 ms 1492 KB Output is correct
42 Correct 1 ms 1492 KB Output is correct
43 Correct 1 ms 1492 KB Output is correct
44 Correct 2 ms 1492 KB Output is correct
45 Correct 2 ms 1492 KB Output is correct
46 Correct 2 ms 1492 KB Output is correct
47 Correct 7 ms 1620 KB Output is correct
48 Correct 7 ms 1620 KB Output is correct
49 Correct 14 ms 1876 KB Output is correct
50 Correct 31 ms 2268 KB Output is correct
51 Correct 49 ms 2764 KB Output is correct
52 Correct 49 ms 2784 KB Output is correct
53 Correct 49 ms 2772 KB Output is correct
54 Correct 46 ms 2772 KB Output is correct
55 Correct 48 ms 2660 KB Output is correct
56 Correct 54 ms 2824 KB Output is correct
57 Correct 48 ms 2660 KB Output is correct
58 Correct 48 ms 2776 KB Output is correct
59 Correct 46 ms 2756 KB Output is correct
60 Correct 49 ms 2696 KB Output is correct
61 Correct 60 ms 2712 KB Output is correct
62 Correct 47 ms 2732 KB Output is correct
63 Correct 51 ms 2776 KB Output is correct
64 Correct 48 ms 2716 KB Output is correct
65 Correct 48 ms 2736 KB Output is correct
66 Correct 47 ms 2852 KB Output is correct
67 Correct 49 ms 2764 KB Output is correct
68 Correct 50 ms 2736 KB Output is correct
69 Correct 59 ms 2776 KB Output is correct
70 Correct 50 ms 2704 KB Output is correct
71 Correct 8 ms 1620 KB Output is correct
72 Correct 8 ms 1676 KB Output is correct
73 Correct 7 ms 1628 KB Output is correct
74 Correct 7 ms 1684 KB Output is correct
75 Correct 7 ms 1704 KB Output is correct
76 Correct 15 ms 1908 KB Output is correct
77 Correct 16 ms 1896 KB Output is correct
78 Correct 16 ms 1872 KB Output is correct
79 Correct 14 ms 1876 KB Output is correct
80 Correct 13 ms 1876 KB Output is correct
81 Correct 26 ms 2280 KB Output is correct
82 Correct 27 ms 2292 KB Output is correct
83 Correct 23 ms 2264 KB Output is correct
84 Correct 23 ms 2260 KB Output is correct
85 Correct 22 ms 2268 KB Output is correct
86 Correct 24 ms 2208 KB Output is correct
87 Correct 25 ms 2292 KB Output is correct
88 Correct 24 ms 2260 KB Output is correct
89 Correct 24 ms 2264 KB Output is correct
90 Correct 25 ms 2260 KB Output is correct
91 Correct 32 ms 2652 KB Output is correct
92 Correct 30 ms 2652 KB Output is correct
93 Correct 30 ms 2660 KB Output is correct
94 Correct 29 ms 2656 KB Output is correct
95 Correct 29 ms 2656 KB Output is correct
96 Correct 35 ms 2644 KB Output is correct
97 Correct 37 ms 2640 KB Output is correct
98 Correct 34 ms 2660 KB Output is correct
99 Correct 39 ms 2644 KB Output is correct
100 Correct 31 ms 2656 KB Output is correct
101 Correct 31 ms 2648 KB Output is correct
102 Correct 31 ms 2680 KB Output is correct
103 Correct 31 ms 2652 KB Output is correct
104 Correct 31 ms 2660 KB Output is correct
105 Correct 34 ms 2640 KB Output is correct
106 Correct 30 ms 2644 KB Output is correct
107 Correct 31 ms 2660 KB Output is correct
108 Correct 45 ms 2656 KB Output is correct
109 Correct 29 ms 2636 KB Output is correct
110 Correct 30 ms 2636 KB Output is correct
111 Correct 32 ms 2652 KB Output is correct
112 Correct 30 ms 2640 KB Output is correct
113 Correct 30 ms 2660 KB Output is correct
114 Correct 32 ms 2648 KB Output is correct
115 Correct 41 ms 2636 KB Output is correct

Subtask #6
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1492 KB Output is correct
2 Correct 1 ms 1492 KB Output is correct
3 Correct 1 ms 1492 KB Output is correct
4 Correct 1 ms 1492 KB Output is correct
5 Correct 1 ms 1492 KB Output is correct
6 Correct 1 ms 1492 KB Output is correct
7 Correct 1 ms 1492 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 1 ms 1492 KB Output is correct
10 Correct 1 ms 1492 KB Output is correct
11 Correct 1 ms 1492 KB Output is correct
12 Correct 1 ms 1492 KB Output is correct
13 Correct 3 ms 1620 KB Output is correct
14 Correct 25 ms 3368 KB Output is correct
15 Correct 57 ms 6476 KB Output is correct
16 Correct 77 ms 5900 KB Output is correct
17 Correct 96 ms 11572 KB Output is correct
18 Correct 83 ms 5460 KB Output is correct
19 Correct 83 ms 5684 KB Output is correct
20 Correct 82 ms 8156 KB Output is correct
21 Correct 81 ms 6532 KB Output is correct
22 Correct 85 ms 5648 KB Output is correct
23 Correct 82 ms 5312 KB Output is correct
24 Correct 105 ms 6876 KB Output is correct
25 Correct 79 ms 6428 KB Output is correct
26 Correct 1 ms 1492 KB Output is correct
27 Correct 1 ms 1492 KB Output is correct
28 Correct 3 ms 1516 KB Output is correct
29 Correct 24 ms 2848 KB Output is correct
30 Correct 49 ms 3928 KB Output is correct
31 Correct 86 ms 5876 KB Output is correct
32 Correct 82 ms 4820 KB Output is correct
33 Correct 78 ms 5432 KB Output is correct
34 Correct 75 ms 4576 KB Output is correct
35 Correct 83 ms 4944 KB Output is correct
36 Correct 100 ms 4768 KB Output is correct
37 Correct 93 ms 5212 KB Output is correct
38 Correct 87 ms 6936 KB Output is correct
39 Correct 84 ms 4900 KB Output is correct
40 Correct 88 ms 5108 KB Output is correct
41 Correct 1 ms 1492 KB Output is correct
42 Correct 1 ms 1492 KB Output is correct
43 Correct 1 ms 1492 KB Output is correct
44 Correct 2 ms 1492 KB Output is correct
45 Correct 2 ms 1492 KB Output is correct
46 Correct 2 ms 1492 KB Output is correct
47 Correct 7 ms 1620 KB Output is correct
48 Correct 7 ms 1620 KB Output is correct
49 Correct 14 ms 1876 KB Output is correct
50 Correct 31 ms 2268 KB Output is correct
51 Correct 49 ms 2764 KB Output is correct
52 Correct 49 ms 2784 KB Output is correct
53 Correct 49 ms 2772 KB Output is correct
54 Correct 46 ms 2772 KB Output is correct
55 Correct 48 ms 2660 KB Output is correct
56 Correct 54 ms 2824 KB Output is correct
57 Correct 48 ms 2660 KB Output is correct
58 Correct 48 ms 2776 KB Output is correct
59 Correct 46 ms 2756 KB Output is correct
60 Correct 49 ms 2696 KB Output is correct
61 Correct 60 ms 2712 KB Output is correct
62 Correct 47 ms 2732 KB Output is correct
63 Correct 51 ms 2776 KB Output is correct
64 Correct 48 ms 2716 KB Output is correct
65 Correct 48 ms 2736 KB Output is correct
66 Correct 47 ms 2852 KB Output is correct
67 Correct 49 ms 2764 KB Output is correct
68 Correct 50 ms 2736 KB Output is correct
69 Correct 59 ms 2776 KB Output is correct
70 Correct 50 ms 2704 KB Output is correct
71 Correct 8 ms 1620 KB Output is correct
72 Correct 8 ms 1676 KB Output is correct
73 Correct 7 ms 1628 KB Output is correct
74 Correct 7 ms 1684 KB Output is correct
75 Correct 7 ms 1704 KB Output is correct
76 Correct 15 ms 1908 KB Output is correct
77 Correct 16 ms 1896 KB Output is correct
78 Correct 16 ms 1872 KB Output is correct
79 Correct 14 ms 1876 KB Output is correct
80 Correct 13 ms 1876 KB Output is correct
81 Correct 26 ms 2280 KB Output is correct
82 Correct 27 ms 2292 KB Output is correct
83 Correct 23 ms 2264 KB Output is correct
84 Correct 23 ms 2260 KB Output is correct
85 Correct 22 ms 2268 KB Output is correct
86 Correct 24 ms 2208 KB Output is correct
87 Correct 25 ms 2292 KB Output is correct
88 Correct 24 ms 2260 KB Output is correct
89 Correct 24 ms 2264 KB Output is correct
90 Correct 25 ms 2260 KB Output is correct
91 Correct 32 ms 2652 KB Output is correct
92 Correct 30 ms 2652 KB Output is correct
93 Correct 30 ms 2660 KB Output is correct
94 Correct 29 ms 2656 KB Output is correct
95 Correct 29 ms 2656 KB Output is correct
96 Correct 35 ms 2644 KB Output is correct
97 Correct 37 ms 2640 KB Output is correct
98 Correct 34 ms 2660 KB Output is correct
99 Correct 39 ms 2644 KB Output is correct
100 Correct 31 ms 2656 KB Output is correct
101 Correct 31 ms 2648 KB Output is correct
102 Correct 31 ms 2680 KB Output is correct
103 Correct 31 ms 2652 KB Output is correct
104 Correct 31 ms 2660 KB Output is correct
105 Correct 34 ms 2640 KB Output is correct
106 Correct 30 ms 2644 KB Output is correct
107 Correct 31 ms 2660 KB Output is correct
108 Correct 45 ms 2656 KB Output is correct
109 Correct 29 ms 2636 KB Output is correct
110 Correct 30 ms 2636 KB Output is correct
111 Correct 32 ms 2652 KB Output is correct
112 Correct 30 ms 2640 KB Output is correct
113 Correct 30 ms 2660 KB Output is correct
114 Correct 32 ms 2648 KB Output is correct
115 Correct 41 ms 2636 KB Output is correct
116 Correct 1104 ms 3044 KB Output is correct
117 Correct 794 ms 3004 KB Output is correct
118 Correct 3290 ms 3304 KB Output is correct
119 Correct 1350 ms 3212 KB Output is correct
120 Correct 1139 ms 3204 KB Output is correct
121 Correct 2862 ms 3408 KB Output is correct
122 Correct 2307 ms 3412 KB Output is correct
123 Execution timed out 7063 ms 3316 KB Time limit exceeded
124 Halted 0 ms 0 KB -