답안 #789763

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
789763 2023-07-22T01:22:10 Z math_rabbit_1028 Diversity (CEOI21_diversity) C++14
100 / 100
6817 ms 6220 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(S.find(cnt[i]));
    cnt2[cnt[i]]--;
    cnt[i] += diff;
    if (cnt2[cnt[i]] == 0) S.insert(cnt[i]);
    cnt2[cnt[i]]++;
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);

    cin >> n >> q; b = (int)sqrt(n);
    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);

        vector< pair<int, ll> > v;
        for (auto iter = S.begin(); iter != S.end(); iter++) {
            v.emplace_back(*iter, cnt2[*iter]);
        }

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

        int sz = v.size(), p = sz + 1, q = sz, tot = 0;
        for (int i = sz - 1; i >= 0; i--) {
            ll sm = (v[i].second)/2, la = v[i].second - sm;
            if (tot % 2 == 0) {
                reord[--p] = make_pair(v[i].first, sm);
                reord[++q] = make_pair(v[i].first, la);
            }
            else {
                reord[--p] = make_pair(v[i].first, la);
                reord[++q] = make_pair(v[i].first, sm);
            }
            tot += v[i].second;
        }

        ll res = 0, sum = 0, xsum = 0, s = 0;
        for (int i = p; i <= q; i++) {
            ll a = reord[i].first, k = reord[i].second;
            //cout << a << " " << k << "\n";
            res += k * a * (a + 1) / 2;
            res += a * a * k * (k + 1) * (k + 2) / 6 - a * a * k;
            res += a * k * (2 * s + k + 3) / 2 * sum;
            res -= a * k * xsum;
            sum += a * k;
            xsum += a * k * (2 * s + k + 1) / 2;
            s += k;
        }
        ans[Q[i].idx] = res;
    }

    for (int i = 1; i <= q; i++) cout << ans[i] << "\n";

    return 0;
}
# 결과 실행 시간 메모리 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 0 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
# 결과 실행 시간 메모리 Grader output
1 Correct 1 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 10 ms 876 KB Output is correct
5 Correct 20 ms 1708 KB Output is correct
6 Correct 32 ms 1956 KB Output is correct
7 Correct 30 ms 2780 KB Output is correct
8 Correct 30 ms 1856 KB Output is correct
9 Correct 31 ms 1928 KB Output is correct
10 Correct 34 ms 2284 KB Output is correct
11 Correct 31 ms 2044 KB Output is correct
12 Correct 31 ms 1900 KB Output is correct
13 Correct 31 ms 1872 KB Output is correct
14 Correct 30 ms 2088 KB Output is correct
15 Correct 31 ms 1968 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 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 10 ms 876 KB Output is correct
5 Correct 20 ms 1708 KB Output is correct
6 Correct 32 ms 1956 KB Output is correct
7 Correct 30 ms 2780 KB Output is correct
8 Correct 30 ms 1856 KB Output is correct
9 Correct 31 ms 1928 KB Output is correct
10 Correct 34 ms 2284 KB Output is correct
11 Correct 31 ms 2044 KB Output is correct
12 Correct 31 ms 1900 KB Output is correct
13 Correct 31 ms 1872 KB Output is correct
14 Correct 30 ms 2088 KB Output is correct
15 Correct 31 ms 1968 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 10 ms 852 KB Output is correct
20 Correct 21 ms 1280 KB Output is correct
21 Correct 31 ms 1884 KB Output is correct
22 Correct 34 ms 1868 KB Output is correct
23 Correct 31 ms 1900 KB Output is correct
24 Correct 37 ms 1688 KB Output is correct
25 Correct 31 ms 1840 KB Output is correct
26 Correct 31 ms 1740 KB Output is correct
27 Correct 31 ms 1856 KB Output is correct
28 Correct 31 ms 2028 KB Output is correct
29 Correct 31 ms 1748 KB Output is correct
30 Correct 31 ms 1828 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 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 10 ms 876 KB Output is correct
5 Correct 20 ms 1708 KB Output is correct
6 Correct 32 ms 1956 KB Output is correct
7 Correct 30 ms 2780 KB Output is correct
8 Correct 30 ms 1856 KB Output is correct
9 Correct 31 ms 1928 KB Output is correct
10 Correct 34 ms 2284 KB Output is correct
11 Correct 31 ms 2044 KB Output is correct
12 Correct 31 ms 1900 KB Output is correct
13 Correct 31 ms 1872 KB Output is correct
14 Correct 30 ms 2088 KB Output is correct
15 Correct 31 ms 1968 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 10 ms 852 KB Output is correct
20 Correct 21 ms 1280 KB Output is correct
21 Correct 31 ms 1884 KB Output is correct
22 Correct 34 ms 1868 KB Output is correct
23 Correct 31 ms 1900 KB Output is correct
24 Correct 37 ms 1688 KB Output is correct
25 Correct 31 ms 1840 KB Output is correct
26 Correct 31 ms 1740 KB Output is correct
27 Correct 31 ms 1856 KB Output is correct
28 Correct 31 ms 2028 KB Output is correct
29 Correct 31 ms 1748 KB Output is correct
30 Correct 31 ms 1828 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 0 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 3 ms 468 KB Output is correct
39 Correct 7 ms 720 KB Output is correct
40 Correct 14 ms 1108 KB Output is correct
41 Correct 22 ms 1620 KB Output is correct
42 Correct 22 ms 1576 KB Output is correct
43 Correct 22 ms 1576 KB Output is correct
44 Correct 25 ms 1620 KB Output is correct
45 Correct 22 ms 1524 KB Output is correct
46 Correct 21 ms 1556 KB Output is correct
47 Correct 21 ms 1568 KB Output is correct
48 Correct 22 ms 1644 KB Output is correct
49 Correct 23 ms 1600 KB Output is correct
50 Correct 23 ms 1580 KB Output is correct
51 Correct 21 ms 1608 KB Output is correct
52 Correct 25 ms 1520 KB Output is correct
53 Correct 22 ms 1620 KB Output is correct
54 Correct 22 ms 1620 KB Output is correct
55 Correct 21 ms 1520 KB Output is correct
56 Correct 21 ms 1624 KB Output is correct
57 Correct 21 ms 1600 KB Output is correct
58 Correct 22 ms 1620 KB Output is correct
59 Correct 22 ms 1500 KB Output is correct
60 Correct 21 ms 1616 KB Output is correct
# 결과 실행 시간 메모리 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 0 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 1 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 10 ms 876 KB Output is correct
15 Correct 20 ms 1708 KB Output is correct
16 Correct 32 ms 1956 KB Output is correct
17 Correct 30 ms 2780 KB Output is correct
18 Correct 30 ms 1856 KB Output is correct
19 Correct 31 ms 1928 KB Output is correct
20 Correct 34 ms 2284 KB Output is correct
21 Correct 31 ms 2044 KB Output is correct
22 Correct 31 ms 1900 KB Output is correct
23 Correct 31 ms 1872 KB Output is correct
24 Correct 30 ms 2088 KB Output is correct
25 Correct 31 ms 1968 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 10 ms 852 KB Output is correct
30 Correct 21 ms 1280 KB Output is correct
31 Correct 31 ms 1884 KB Output is correct
32 Correct 34 ms 1868 KB Output is correct
33 Correct 31 ms 1900 KB Output is correct
34 Correct 37 ms 1688 KB Output is correct
35 Correct 31 ms 1840 KB Output is correct
36 Correct 31 ms 1740 KB Output is correct
37 Correct 31 ms 1856 KB Output is correct
38 Correct 31 ms 2028 KB Output is correct
39 Correct 31 ms 1748 KB Output is correct
40 Correct 31 ms 1828 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 0 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 3 ms 468 KB Output is correct
49 Correct 7 ms 720 KB Output is correct
50 Correct 14 ms 1108 KB Output is correct
51 Correct 22 ms 1620 KB Output is correct
52 Correct 22 ms 1576 KB Output is correct
53 Correct 22 ms 1576 KB Output is correct
54 Correct 25 ms 1620 KB Output is correct
55 Correct 22 ms 1524 KB Output is correct
56 Correct 21 ms 1556 KB Output is correct
57 Correct 21 ms 1568 KB Output is correct
58 Correct 22 ms 1644 KB Output is correct
59 Correct 23 ms 1600 KB Output is correct
60 Correct 23 ms 1580 KB Output is correct
61 Correct 21 ms 1608 KB Output is correct
62 Correct 25 ms 1520 KB Output is correct
63 Correct 22 ms 1620 KB Output is correct
64 Correct 22 ms 1620 KB Output is correct
65 Correct 21 ms 1520 KB Output is correct
66 Correct 21 ms 1624 KB Output is correct
67 Correct 21 ms 1600 KB Output is correct
68 Correct 22 ms 1620 KB Output is correct
69 Correct 22 ms 1500 KB Output is correct
70 Correct 21 ms 1616 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 3 ms 488 KB Output is correct
73 Correct 3 ms 468 KB Output is correct
74 Correct 4 ms 468 KB Output is correct
75 Correct 3 ms 528 KB Output is correct
76 Correct 6 ms 724 KB Output is correct
77 Correct 7 ms 724 KB Output is correct
78 Correct 6 ms 712 KB Output is correct
79 Correct 7 ms 724 KB Output is correct
80 Correct 6 ms 724 KB Output is correct
81 Correct 12 ms 1184 KB Output is correct
82 Correct 12 ms 1236 KB Output is correct
83 Correct 12 ms 1204 KB Output is correct
84 Correct 12 ms 1160 KB Output is correct
85 Correct 12 ms 1236 KB Output is correct
86 Correct 13 ms 1296 KB Output is correct
87 Correct 13 ms 1236 KB Output is correct
88 Correct 13 ms 1208 KB Output is correct
89 Correct 13 ms 1228 KB Output is correct
90 Correct 13 ms 1236 KB Output is correct
91 Correct 20 ms 2296 KB Output is correct
92 Correct 20 ms 2264 KB Output is correct
93 Correct 20 ms 2260 KB Output is correct
94 Correct 25 ms 2288 KB Output is correct
95 Correct 19 ms 2296 KB Output is correct
96 Correct 22 ms 3028 KB Output is correct
97 Correct 27 ms 3020 KB Output is correct
98 Correct 23 ms 3044 KB Output is correct
99 Correct 22 ms 3012 KB Output is correct
100 Correct 22 ms 3004 KB Output is correct
101 Correct 22 ms 2984 KB Output is correct
102 Correct 22 ms 3028 KB Output is correct
103 Correct 23 ms 3028 KB Output is correct
104 Correct 21 ms 3052 KB Output is correct
105 Correct 22 ms 3092 KB Output is correct
106 Correct 22 ms 3388 KB Output is correct
107 Correct 22 ms 3440 KB Output is correct
108 Correct 23 ms 3476 KB Output is correct
109 Correct 26 ms 3400 KB Output is correct
110 Correct 22 ms 3604 KB Output is correct
111 Correct 23 ms 3416 KB Output is correct
112 Correct 22 ms 3412 KB Output is correct
113 Correct 23 ms 3364 KB Output is correct
114 Correct 22 ms 3412 KB Output is correct
115 Correct 22 ms 3412 KB Output is correct
# 결과 실행 시간 메모리 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 0 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 1 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 10 ms 876 KB Output is correct
15 Correct 20 ms 1708 KB Output is correct
16 Correct 32 ms 1956 KB Output is correct
17 Correct 30 ms 2780 KB Output is correct
18 Correct 30 ms 1856 KB Output is correct
19 Correct 31 ms 1928 KB Output is correct
20 Correct 34 ms 2284 KB Output is correct
21 Correct 31 ms 2044 KB Output is correct
22 Correct 31 ms 1900 KB Output is correct
23 Correct 31 ms 1872 KB Output is correct
24 Correct 30 ms 2088 KB Output is correct
25 Correct 31 ms 1968 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 10 ms 852 KB Output is correct
30 Correct 21 ms 1280 KB Output is correct
31 Correct 31 ms 1884 KB Output is correct
32 Correct 34 ms 1868 KB Output is correct
33 Correct 31 ms 1900 KB Output is correct
34 Correct 37 ms 1688 KB Output is correct
35 Correct 31 ms 1840 KB Output is correct
36 Correct 31 ms 1740 KB Output is correct
37 Correct 31 ms 1856 KB Output is correct
38 Correct 31 ms 2028 KB Output is correct
39 Correct 31 ms 1748 KB Output is correct
40 Correct 31 ms 1828 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 0 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 3 ms 468 KB Output is correct
49 Correct 7 ms 720 KB Output is correct
50 Correct 14 ms 1108 KB Output is correct
51 Correct 22 ms 1620 KB Output is correct
52 Correct 22 ms 1576 KB Output is correct
53 Correct 22 ms 1576 KB Output is correct
54 Correct 25 ms 1620 KB Output is correct
55 Correct 22 ms 1524 KB Output is correct
56 Correct 21 ms 1556 KB Output is correct
57 Correct 21 ms 1568 KB Output is correct
58 Correct 22 ms 1644 KB Output is correct
59 Correct 23 ms 1600 KB Output is correct
60 Correct 23 ms 1580 KB Output is correct
61 Correct 21 ms 1608 KB Output is correct
62 Correct 25 ms 1520 KB Output is correct
63 Correct 22 ms 1620 KB Output is correct
64 Correct 22 ms 1620 KB Output is correct
65 Correct 21 ms 1520 KB Output is correct
66 Correct 21 ms 1624 KB Output is correct
67 Correct 21 ms 1600 KB Output is correct
68 Correct 22 ms 1620 KB Output is correct
69 Correct 22 ms 1500 KB Output is correct
70 Correct 21 ms 1616 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 3 ms 488 KB Output is correct
73 Correct 3 ms 468 KB Output is correct
74 Correct 4 ms 468 KB Output is correct
75 Correct 3 ms 528 KB Output is correct
76 Correct 6 ms 724 KB Output is correct
77 Correct 7 ms 724 KB Output is correct
78 Correct 6 ms 712 KB Output is correct
79 Correct 7 ms 724 KB Output is correct
80 Correct 6 ms 724 KB Output is correct
81 Correct 12 ms 1184 KB Output is correct
82 Correct 12 ms 1236 KB Output is correct
83 Correct 12 ms 1204 KB Output is correct
84 Correct 12 ms 1160 KB Output is correct
85 Correct 12 ms 1236 KB Output is correct
86 Correct 13 ms 1296 KB Output is correct
87 Correct 13 ms 1236 KB Output is correct
88 Correct 13 ms 1208 KB Output is correct
89 Correct 13 ms 1228 KB Output is correct
90 Correct 13 ms 1236 KB Output is correct
91 Correct 20 ms 2296 KB Output is correct
92 Correct 20 ms 2264 KB Output is correct
93 Correct 20 ms 2260 KB Output is correct
94 Correct 25 ms 2288 KB Output is correct
95 Correct 19 ms 2296 KB Output is correct
96 Correct 22 ms 3028 KB Output is correct
97 Correct 27 ms 3020 KB Output is correct
98 Correct 23 ms 3044 KB Output is correct
99 Correct 22 ms 3012 KB Output is correct
100 Correct 22 ms 3004 KB Output is correct
101 Correct 22 ms 2984 KB Output is correct
102 Correct 22 ms 3028 KB Output is correct
103 Correct 23 ms 3028 KB Output is correct
104 Correct 21 ms 3052 KB Output is correct
105 Correct 22 ms 3092 KB Output is correct
106 Correct 22 ms 3388 KB Output is correct
107 Correct 22 ms 3440 KB Output is correct
108 Correct 23 ms 3476 KB Output is correct
109 Correct 26 ms 3400 KB Output is correct
110 Correct 22 ms 3604 KB Output is correct
111 Correct 23 ms 3416 KB Output is correct
112 Correct 22 ms 3412 KB Output is correct
113 Correct 23 ms 3364 KB Output is correct
114 Correct 22 ms 3412 KB Output is correct
115 Correct 22 ms 3412 KB Output is correct
116 Correct 218 ms 1744 KB Output is correct
117 Correct 183 ms 1748 KB Output is correct
118 Correct 785 ms 2024 KB Output is correct
119 Correct 412 ms 2052 KB Output is correct
120 Correct 256 ms 2124 KB Output is correct
121 Correct 646 ms 2268 KB Output is correct
122 Correct 408 ms 3276 KB Output is correct
123 Correct 1833 ms 4192 KB Output is correct
124 Correct 651 ms 4380 KB Output is correct
125 Correct 515 ms 4436 KB Output is correct
126 Correct 6423 ms 4820 KB Output is correct
127 Correct 6409 ms 4812 KB Output is correct
128 Correct 6376 ms 4824 KB Output is correct
129 Correct 6361 ms 4808 KB Output is correct
130 Correct 6403 ms 4800 KB Output is correct
131 Correct 5741 ms 4968 KB Output is correct
132 Correct 5599 ms 4972 KB Output is correct
133 Correct 5966 ms 4960 KB Output is correct
134 Correct 5722 ms 4964 KB Output is correct
135 Correct 5742 ms 4984 KB Output is correct
136 Correct 5455 ms 4992 KB Output is correct
137 Correct 5694 ms 5064 KB Output is correct
138 Correct 5441 ms 5072 KB Output is correct
139 Correct 5700 ms 4968 KB Output is correct
140 Correct 5614 ms 4984 KB Output is correct
141 Correct 3302 ms 5024 KB Output is correct
142 Correct 3461 ms 5240 KB Output is correct
143 Correct 3403 ms 5028 KB Output is correct
144 Correct 3352 ms 5072 KB Output is correct
145 Correct 3382 ms 5020 KB Output is correct
146 Correct 1146 ms 5264 KB Output is correct
147 Correct 1118 ms 5264 KB Output is correct
148 Correct 1168 ms 5344 KB Output is correct
149 Correct 1124 ms 5280 KB Output is correct
150 Correct 1147 ms 5260 KB Output is correct
151 Correct 926 ms 5328 KB Output is correct
152 Correct 920 ms 5324 KB Output is correct
153 Correct 955 ms 5356 KB Output is correct
154 Correct 955 ms 5316 KB Output is correct
155 Correct 906 ms 5312 KB Output is correct
156 Correct 3382 ms 6148 KB Output is correct
157 Correct 3397 ms 6196 KB Output is correct
158 Correct 3342 ms 6060 KB Output is correct
159 Correct 3277 ms 6064 KB Output is correct
160 Correct 3313 ms 6072 KB Output is correct
161 Correct 4113 ms 6220 KB Output is correct
162 Correct 4106 ms 6088 KB Output is correct
163 Correct 4248 ms 6036 KB Output is correct
164 Correct 4017 ms 6076 KB Output is correct
165 Correct 3991 ms 6092 KB Output is correct
166 Correct 5382 ms 5588 KB Output is correct
167 Correct 5391 ms 5528 KB Output is correct
168 Correct 5339 ms 5540 KB Output is correct
169 Correct 5461 ms 5584 KB Output is correct
170 Correct 5393 ms 5624 KB Output is correct
171 Correct 6569 ms 5496 KB Output is correct
172 Correct 6594 ms 5488 KB Output is correct
173 Correct 6817 ms 5484 KB Output is correct
174 Correct 6685 ms 5492 KB Output is correct
175 Correct 6667 ms 5544 KB Output is correct