oj.uz

Submission #789776

# Submission time Handle Problem Language Result Execution time Memory
789776 2023-07-22T02:46:57 Z math_rabbit_1028 Diversity (CEOI21_diversity) C++14
100 / 100
 4089 ms 3896 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int n, q, b;
int arr[303030];
ll cnt[303030], cnt2[303030], sum[303030], xsum[303030], ans[50505];
pair<ll, ll> reord[303030];
unordered_set<int> S;
 
const int m = 300000;
 
struct query{
    int idx, lt, rt;
} Q[50505];
 
bool compare(query p, query q) {
    if (p.lt/b == q.lt/b) return p.rt < q.rt;
    return (p.lt/b) < (q.lt/b);
}
 
void add(int i, int diff) {
    if (cnt2[cnt[i]] == 1) S.erase(cnt[i]);
    cnt2[cnt[i]]--;
    cnt[i] += diff;
    if (cnt2[cnt[i]] == 0) S.insert(cnt[i]);
    cnt2[cnt[i]]++;
}
 
ll SumOfSquare(ll x, ll y, ll a, ll k) { // \sum_{i=0}^{k-1} {(x+ia)^2 + (y+ia)^2}
    return k * x * x + a * x * k * (k - 1) + a * a * k * (k - 1) * (2 * k - 1) / 6
        + k * y * y + a * y * k * (k - 1) + a * a * k * (k - 1) * (2 * k - 1) / 6;
}
 
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
 
    cin >> n >> q; b = 1000;
    for (int i = 1; i <= n; i++) cin >> arr[i];
 
    for (int i = 1; i <= q; i++) cin >> Q[i].lt >> Q[i].rt;
    for (int i = 1; i <= q; i++) Q[i].idx = i;
 
    sort(Q + 1, Q + q + 1, compare);
 
    Q[0].lt = 1; Q[0].rt = 0;
    for (int i = 1; i <= q; i++) {
        if (Q[i - 1].rt < Q[i].rt) for (int j = Q[i - 1].rt + 1; j <= Q[i].rt; j++) add(arr[j], 1);
        else for (int j = Q[i].rt + 1; j <= Q[i - 1].rt; j++) add(arr[j], -1);
 
        if (Q[i - 1].lt > Q[i].lt) for (int j = Q[i].lt; j < Q[i - 1].lt; j++) add(arr[j], 1);
        else for (int j = Q[i - 1].lt; j < Q[i].lt; j++) add(arr[j], -1);
 
        ll len = Q[i].rt - Q[i].lt + 1;
        ll full_div = 0;
        vector< pair<int, ll> > v;
        for (auto iter = S.begin(); iter != S.end(); iter++) {
            v.emplace_back(*iter, cnt2[*iter]);
            full_div += cnt2[*iter];
        }
 
        sort(v.begin(), v.end());
 
        ll res = full_div * len * (len + 1) - len * (full_div - 1);
        ll l = 0, r = 0;
        int tot = 0;
        for (int i = 0; i < v.size(); i++) {
            ll a = v[i].first, k = v[i].second;
            ll sm = k/2, lr = k - k/2;
            if (tot % 2 == 0) {
                res -= SumOfSquare(l, len - l - a * sm, a, sm);
                res -= SumOfSquare(r, len - r - a * lr, a, lr);
                l = l + a * sm;
                r = r + a * lr;
            }
            else {
                res -= SumOfSquare(l, len - l - a * lr, a, lr);
                res -= SumOfSquare(r, len - r - a * sm, a, sm);
                l = l + a * lr;
                r = r + a * sm;
            }
            tot += k;
        }
        ans[Q[i].idx] = res/2;
    }
 
    for (int i = 1; i <= q; i++) cout << ans[i] << "\n";
 
    return 0;
}

Compilation message

diversity.cpp: In function 'int main()':
diversity.cpp:67:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |         for (int i = 0; i < v.size(); i++) {
      |                         ~~^~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 9 ms 904 KB Output is correct
5 Correct 19 ms 1620 KB Output is correct
6 Correct 29 ms 2000 KB Output is correct
7 Correct 28 ms 2708 KB Output is correct
8 Correct 29 ms 1876 KB Output is correct
9 Correct 29 ms 1876 KB Output is correct
10 Correct 30 ms 2252 KB Output is correct
11 Correct 30 ms 2084 KB Output is correct
12 Correct 29 ms 1824 KB Output is correct
13 Correct 29 ms 1832 KB Output is correct
14 Correct 29 ms 2088 KB Output is correct
15 Correct 29 ms 1948 KB Output is correct

Subtask #3
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 9 ms 904 KB Output is correct
5 Correct 19 ms 1620 KB Output is correct
6 Correct 29 ms 2000 KB Output is correct
7 Correct 28 ms 2708 KB Output is correct
8 Correct 29 ms 1876 KB Output is correct
9 Correct 29 ms 1876 KB Output is correct
10 Correct 30 ms 2252 KB Output is correct
11 Correct 30 ms 2084 KB Output is correct
12 Correct 29 ms 1824 KB Output is correct
13 Correct 29 ms 1832 KB Output is correct
14 Correct 29 ms 2088 KB Output is correct
15 Correct 29 ms 1948 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 10 ms 808 KB Output is correct
20 Correct 20 ms 1292 KB Output is correct
21 Correct 35 ms 1984 KB Output is correct
22 Correct 30 ms 1748 KB Output is correct
23 Correct 30 ms 1832 KB Output is correct
24 Correct 30 ms 1780 KB Output is correct
25 Correct 29 ms 1740 KB Output is correct
26 Correct 30 ms 1776 KB Output is correct
27 Correct 29 ms 1868 KB Output is correct
28 Correct 29 ms 2108 KB Output is correct
29 Correct 30 ms 1792 KB Output is correct
30 Correct 29 ms 1792 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 9 ms 904 KB Output is correct
5 Correct 19 ms 1620 KB Output is correct
6 Correct 29 ms 2000 KB Output is correct
7 Correct 28 ms 2708 KB Output is correct
8 Correct 29 ms 1876 KB Output is correct
9 Correct 29 ms 1876 KB Output is correct
10 Correct 30 ms 2252 KB Output is correct
11 Correct 30 ms 2084 KB Output is correct
12 Correct 29 ms 1824 KB Output is correct
13 Correct 29 ms 1832 KB Output is correct
14 Correct 29 ms 2088 KB Output is correct
15 Correct 29 ms 1948 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 10 ms 808 KB Output is correct
20 Correct 20 ms 1292 KB Output is correct
21 Correct 35 ms 1984 KB Output is correct
22 Correct 30 ms 1748 KB Output is correct
23 Correct 30 ms 1832 KB Output is correct
24 Correct 30 ms 1780 KB Output is correct
25 Correct 29 ms 1740 KB Output is correct
26 Correct 30 ms 1776 KB Output is correct
27 Correct 29 ms 1868 KB Output is correct
28 Correct 29 ms 2108 KB Output is correct
29 Correct 30 ms 1792 KB Output is correct
30 Correct 29 ms 1792 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 4 ms 468 KB Output is correct
38 Correct 4 ms 468 KB Output is correct
39 Correct 6 ms 724 KB Output is correct
40 Correct 13 ms 1144 KB Output is correct
41 Correct 21 ms 1564 KB Output is correct
42 Correct 21 ms 1568 KB Output is correct
43 Correct 23 ms 1552 KB Output is correct
44 Correct 27 ms 1552 KB Output is correct
45 Correct 22 ms 1536 KB Output is correct
46 Correct 24 ms 1536 KB Output is correct
47 Correct 25 ms 1540 KB Output is correct
48 Correct 21 ms 1620 KB Output is correct
49 Correct 21 ms 1620 KB Output is correct
50 Correct 23 ms 1504 KB Output is correct
51 Correct 21 ms 1560 KB Output is correct
52 Correct 22 ms 1496 KB Output is correct
53 Correct 21 ms 1512 KB Output is correct
54 Correct 23 ms 1552 KB Output is correct
55 Correct 21 ms 1548 KB Output is correct
56 Correct 21 ms 1620 KB Output is correct
57 Correct 21 ms 1544 KB Output is correct
58 Correct 21 ms 1492 KB Output is correct
59 Correct 21 ms 1492 KB Output is correct
60 Correct 21 ms 1620 KB Output is correct

Subtask #5
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 9 ms 904 KB Output is correct
15 Correct 19 ms 1620 KB Output is correct
16 Correct 29 ms 2000 KB Output is correct
17 Correct 28 ms 2708 KB Output is correct
18 Correct 29 ms 1876 KB Output is correct
19 Correct 29 ms 1876 KB Output is correct
20 Correct 30 ms 2252 KB Output is correct
21 Correct 30 ms 2084 KB Output is correct
22 Correct 29 ms 1824 KB Output is correct
23 Correct 29 ms 1832 KB Output is correct
24 Correct 29 ms 2088 KB Output is correct
25 Correct 29 ms 1948 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 10 ms 808 KB Output is correct
30 Correct 20 ms 1292 KB Output is correct
31 Correct 35 ms 1984 KB Output is correct
32 Correct 30 ms 1748 KB Output is correct
33 Correct 30 ms 1832 KB Output is correct
34 Correct 30 ms 1780 KB Output is correct
35 Correct 29 ms 1740 KB Output is correct
36 Correct 30 ms 1776 KB Output is correct
37 Correct 29 ms 1868 KB Output is correct
38 Correct 29 ms 2108 KB Output is correct
39 Correct 30 ms 1792 KB Output is correct
40 Correct 29 ms 1792 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 4 ms 468 KB Output is correct
48 Correct 4 ms 468 KB Output is correct
49 Correct 6 ms 724 KB Output is correct
50 Correct 13 ms 1144 KB Output is correct
51 Correct 21 ms 1564 KB Output is correct
52 Correct 21 ms 1568 KB Output is correct
53 Correct 23 ms 1552 KB Output is correct
54 Correct 27 ms 1552 KB Output is correct
55 Correct 22 ms 1536 KB Output is correct
56 Correct 24 ms 1536 KB Output is correct
57 Correct 25 ms 1540 KB Output is correct
58 Correct 21 ms 1620 KB Output is correct
59 Correct 21 ms 1620 KB Output is correct
60 Correct 23 ms 1504 KB Output is correct
61 Correct 21 ms 1560 KB Output is correct
62 Correct 22 ms 1496 KB Output is correct
63 Correct 21 ms 1512 KB Output is correct
64 Correct 23 ms 1552 KB Output is correct
65 Correct 21 ms 1548 KB Output is correct
66 Correct 21 ms 1620 KB Output is correct
67 Correct 21 ms 1544 KB Output is correct
68 Correct 21 ms 1492 KB Output is correct
69 Correct 21 ms 1492 KB Output is correct
70 Correct 21 ms 1620 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 3 ms 468 KB Output is correct
73 Correct 5 ms 468 KB Output is correct
74 Correct 3 ms 468 KB Output is correct
75 Correct 3 ms 468 KB Output is correct
76 Correct 6 ms 724 KB Output is correct
77 Correct 6 ms 724 KB Output is correct
78 Correct 6 ms 724 KB Output is correct
79 Correct 6 ms 724 KB Output is correct
80 Correct 6 ms 712 KB Output is correct
81 Correct 12 ms 1108 KB Output is correct
82 Correct 12 ms 1108 KB Output is correct
83 Correct 12 ms 1192 KB Output is correct
84 Correct 12 ms 1172 KB Output is correct
85 Correct 12 ms 1108 KB Output is correct
86 Correct 13 ms 1292 KB Output is correct
87 Correct 13 ms 1272 KB Output is correct
88 Correct 14 ms 1236 KB Output is correct
89 Correct 17 ms 1300 KB Output is correct
90 Correct 13 ms 1296 KB Output is correct
91 Correct 20 ms 2200 KB Output is correct
92 Correct 21 ms 2236 KB Output is correct
93 Correct 23 ms 2296 KB Output is correct
94 Correct 20 ms 2260 KB Output is correct
95 Correct 19 ms 2276 KB Output is correct
96 Correct 22 ms 2948 KB Output is correct
97 Correct 24 ms 2984 KB Output is correct
98 Correct 23 ms 3028 KB Output is correct
99 Correct 22 ms 3028 KB Output is correct
100 Correct 23 ms 2972 KB Output is correct
101 Correct 22 ms 3016 KB Output is correct
102 Correct 22 ms 2988 KB Output is correct
103 Correct 23 ms 3040 KB Output is correct
104 Correct 26 ms 3052 KB Output is correct
105 Correct 22 ms 3076 KB Output is correct
106 Correct 22 ms 3476 KB Output is correct
107 Correct 22 ms 3412 KB Output is correct
108 Correct 22 ms 3416 KB Output is correct
109 Correct 22 ms 3448 KB Output is correct
110 Correct 22 ms 3404 KB Output is correct
111 Correct 22 ms 3452 KB Output is correct
112 Correct 22 ms 3432 KB Output is correct
113 Correct 22 ms 3540 KB Output is correct
114 Correct 22 ms 3404 KB Output is correct
115 Correct 22 ms 3412 KB Output is correct

Subtask #6
36.0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 9 ms 904 KB Output is correct
15 Correct 19 ms 1620 KB Output is correct
16 Correct 29 ms 2000 KB Output is correct
17 Correct 28 ms 2708 KB Output is correct
18 Correct 29 ms 1876 KB Output is correct
19 Correct 29 ms 1876 KB Output is correct
20 Correct 30 ms 2252 KB Output is correct
21 Correct 30 ms 2084 KB Output is correct
22 Correct 29 ms 1824 KB Output is correct
23 Correct 29 ms 1832 KB Output is correct
24 Correct 29 ms 2088 KB Output is correct
25 Correct 29 ms 1948 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 10 ms 808 KB Output is correct
30 Correct 20 ms 1292 KB Output is correct
31 Correct 35 ms 1984 KB Output is correct
32 Correct 30 ms 1748 KB Output is correct
33 Correct 30 ms 1832 KB Output is correct
34 Correct 30 ms 1780 KB Output is correct
35 Correct 29 ms 1740 KB Output is correct
36 Correct 30 ms 1776 KB Output is correct
37 Correct 29 ms 1868 KB Output is correct
38 Correct 29 ms 2108 KB Output is correct
39 Correct 30 ms 1792 KB Output is correct
40 Correct 29 ms 1792 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 4 ms 468 KB Output is correct
48 Correct 4 ms 468 KB Output is correct
49 Correct 6 ms 724 KB Output is correct
50 Correct 13 ms 1144 KB Output is correct
51 Correct 21 ms 1564 KB Output is correct
52 Correct 21 ms 1568 KB Output is correct
53 Correct 23 ms 1552 KB Output is correct
54 Correct 27 ms 1552 KB Output is correct
55 Correct 22 ms 1536 KB Output is correct
56 Correct 24 ms 1536 KB Output is correct
57 Correct 25 ms 1540 KB Output is correct
58 Correct 21 ms 1620 KB Output is correct
59 Correct 21 ms 1620 KB Output is correct
60 Correct 23 ms 1504 KB Output is correct
61 Correct 21 ms 1560 KB Output is correct
62 Correct 22 ms 1496 KB Output is correct
63 Correct 21 ms 1512 KB Output is correct
64 Correct 23 ms 1552 KB Output is correct
65 Correct 21 ms 1548 KB Output is correct
66 Correct 21 ms 1620 KB Output is correct
67 Correct 21 ms 1544 KB Output is correct
68 Correct 21 ms 1492 KB Output is correct
69 Correct 21 ms 1492 KB Output is correct
70 Correct 21 ms 1620 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 3 ms 468 KB Output is correct
73 Correct 5 ms 468 KB Output is correct
74 Correct 3 ms 468 KB Output is correct
75 Correct 3 ms 468 KB Output is correct
76 Correct 6 ms 724 KB Output is correct
77 Correct 6 ms 724 KB Output is correct
78 Correct 6 ms 724 KB Output is correct
79 Correct 6 ms 724 KB Output is correct
80 Correct 6 ms 712 KB Output is correct
81 Correct 12 ms 1108 KB Output is correct
82 Correct 12 ms 1108 KB Output is correct
83 Correct 12 ms 1192 KB Output is correct
84 Correct 12 ms 1172 KB Output is correct
85 Correct 12 ms 1108 KB Output is correct
86 Correct 13 ms 1292 KB Output is correct
87 Correct 13 ms 1272 KB Output is correct
88 Correct 14 ms 1236 KB Output is correct
89 Correct 17 ms 1300 KB Output is correct
90 Correct 13 ms 1296 KB Output is correct
91 Correct 20 ms 2200 KB Output is correct
92 Correct 21 ms 2236 KB Output is correct
93 Correct 23 ms 2296 KB Output is correct
94 Correct 20 ms 2260 KB Output is correct
95 Correct 19 ms 2276 KB Output is correct
96 Correct 22 ms 2948 KB Output is correct
97 Correct 24 ms 2984 KB Output is correct
98 Correct 23 ms 3028 KB Output is correct
99 Correct 22 ms 3028 KB Output is correct
100 Correct 23 ms 2972 KB Output is correct
101 Correct 22 ms 3016 KB Output is correct
102 Correct 22 ms 2988 KB Output is correct
103 Correct 23 ms 3040 KB Output is correct
104 Correct 26 ms 3052 KB Output is correct
105 Correct 22 ms 3076 KB Output is correct
106 Correct 22 ms 3476 KB Output is correct
107 Correct 22 ms 3412 KB Output is correct
108 Correct 22 ms 3416 KB Output is correct
109 Correct 22 ms 3448 KB Output is correct
110 Correct 22 ms 3404 KB Output is correct
111 Correct 22 ms 3452 KB Output is correct
112 Correct 22 ms 3432 KB Output is correct
113 Correct 22 ms 3540 KB Output is correct
114 Correct 22 ms 3404 KB Output is correct
115 Correct 22 ms 3412 KB Output is correct
116 Correct 702 ms 1744 KB Output is correct
117 Correct 500 ms 1744 KB Output is correct
118 Correct 1073 ms 2124 KB Output is correct
119 Correct 501 ms 2048 KB Output is correct
120 Correct 290 ms 2044 KB Output is correct
121 Correct 551 ms 2264 KB Output is correct
122 Correct 383 ms 2256 KB Output is correct
123 Correct 1278 ms 2892 KB Output is correct
124 Correct 477 ms 2764 KB Output is correct
125 Correct 385 ms 2828 KB Output is correct
126 Correct 3944 ms 3080 KB Output is correct
127 Correct 3942 ms 3080 KB Output is correct
128 Correct 3988 ms 3096 KB Output is correct
129 Correct 4070 ms 3076 KB Output is correct
130 Correct 4014 ms 3200 KB Output is correct
131 Correct 3615 ms 3192 KB Output is correct
132 Correct 3597 ms 3192 KB Output is correct
133 Correct 3781 ms 3272 KB Output is correct
134 Correct 3745 ms 3196 KB Output is correct
135 Correct 3725 ms 3148 KB Output is correct
136 Correct 3550 ms 3220 KB Output is correct
137 Correct 3669 ms 3200 KB Output is correct
138 Correct 3579 ms 3148 KB Output is correct
139 Correct 3670 ms 3204 KB Output is correct
140 Correct 3787 ms 3212 KB Output is correct
141 Correct 2273 ms 3260 KB Output is correct
142 Correct 2354 ms 3216 KB Output is correct
143 Correct 2374 ms 3212 KB Output is correct
144 Correct 2333 ms 3148 KB Output is correct
145 Correct 2301 ms 3208 KB Output is correct
146 Correct 821 ms 3280 KB Output is correct
147 Correct 796 ms 3200 KB Output is correct
148 Correct 831 ms 3240 KB Output is correct
149 Correct 861 ms 3208 KB Output is correct
150 Correct 856 ms 3204 KB Output is correct
151 Correct 630 ms 3224 KB Output is correct
152 Correct 640 ms 3232 KB Output is correct
153 Correct 713 ms 3224 KB Output is correct
154 Correct 644 ms 3216 KB Output is correct
155 Correct 639 ms 3224 KB Output is correct
156 Correct 2213 ms 3896 KB Output is correct
157 Correct 2268 ms 3820 KB Output is correct
158 Correct 2218 ms 3680 KB Output is correct
159 Correct 2155 ms 3688 KB Output is correct
160 Correct 2234 ms 3696 KB Output is correct
161 Correct 2494 ms 3748 KB Output is correct
162 Correct 2469 ms 3616 KB Output is correct
163 Correct 2593 ms 3564 KB Output is correct
164 Correct 2390 ms 3612 KB Output is correct
165 Correct 2421 ms 3548 KB Output is correct
166 Correct 3468 ms 3316 KB Output is correct
167 Correct 3380 ms 3252 KB Output is correct
168 Correct 3355 ms 3264 KB Output is correct
169 Correct 3518 ms 3320 KB Output is correct
170 Correct 3388 ms 3296 KB Output is correct
171 Correct 4078 ms 3152 KB Output is correct
172 Correct 4059 ms 3148 KB Output is correct
173 Correct 4089 ms 3152 KB Output is correct
174 Correct 4059 ms 3168 KB Output is correct
175 Correct 4045 ms 3212 KB Output is correct