Submission #789778

# Submission time Handle Problem Language Result Execution time Memory
789778 2023-07-22T02:55:00 Z math_rabbit_1028 Diversity (CEOI21_diversity) C++14
100 / 100
3334 ms 3824 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 = 2000;
    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;
}
# 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 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
# 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 1 ms 340 KB Output is correct
4 Correct 10 ms 852 KB Output is correct
5 Correct 21 ms 1628 KB Output is correct
6 Correct 31 ms 1956 KB Output is correct
7 Correct 31 ms 2708 KB Output is correct
8 Correct 30 ms 1828 KB Output is correct
9 Correct 30 ms 1876 KB Output is correct
10 Correct 31 ms 2196 KB Output is correct
11 Correct 31 ms 1992 KB Output is correct
12 Correct 39 ms 1864 KB Output is correct
13 Correct 30 ms 1892 KB Output is correct
14 Correct 31 ms 2080 KB Output is correct
15 Correct 43 ms 2020 KB Output is correct
# 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 1 ms 340 KB Output is correct
4 Correct 10 ms 852 KB Output is correct
5 Correct 21 ms 1628 KB Output is correct
6 Correct 31 ms 1956 KB Output is correct
7 Correct 31 ms 2708 KB Output is correct
8 Correct 30 ms 1828 KB Output is correct
9 Correct 30 ms 1876 KB Output is correct
10 Correct 31 ms 2196 KB Output is correct
11 Correct 31 ms 1992 KB Output is correct
12 Correct 39 ms 1864 KB Output is correct
13 Correct 30 ms 1892 KB Output is correct
14 Correct 31 ms 2080 KB Output is correct
15 Correct 43 ms 2020 KB Output is correct
16 Correct 1 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 11 ms 840 KB Output is correct
20 Correct 20 ms 1364 KB Output is correct
21 Correct 31 ms 1936 KB Output is correct
22 Correct 30 ms 1732 KB Output is correct
23 Correct 31 ms 1924 KB Output is correct
24 Correct 32 ms 1712 KB Output is correct
25 Correct 43 ms 1824 KB Output is correct
26 Correct 31 ms 1720 KB Output is correct
27 Correct 31 ms 1840 KB Output is correct
28 Correct 31 ms 2072 KB Output is correct
29 Correct 31 ms 1808 KB Output is correct
30 Correct 31 ms 1836 KB Output is correct
# 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 1 ms 340 KB Output is correct
4 Correct 10 ms 852 KB Output is correct
5 Correct 21 ms 1628 KB Output is correct
6 Correct 31 ms 1956 KB Output is correct
7 Correct 31 ms 2708 KB Output is correct
8 Correct 30 ms 1828 KB Output is correct
9 Correct 30 ms 1876 KB Output is correct
10 Correct 31 ms 2196 KB Output is correct
11 Correct 31 ms 1992 KB Output is correct
12 Correct 39 ms 1864 KB Output is correct
13 Correct 30 ms 1892 KB Output is correct
14 Correct 31 ms 2080 KB Output is correct
15 Correct 43 ms 2020 KB Output is correct
16 Correct 1 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 11 ms 840 KB Output is correct
20 Correct 20 ms 1364 KB Output is correct
21 Correct 31 ms 1936 KB Output is correct
22 Correct 30 ms 1732 KB Output is correct
23 Correct 31 ms 1924 KB Output is correct
24 Correct 32 ms 1712 KB Output is correct
25 Correct 43 ms 1824 KB Output is correct
26 Correct 31 ms 1720 KB Output is correct
27 Correct 31 ms 1840 KB Output is correct
28 Correct 31 ms 2072 KB Output is correct
29 Correct 31 ms 1808 KB Output is correct
30 Correct 31 ms 1836 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 1108 KB Output is correct
41 Correct 21 ms 1568 KB Output is correct
42 Correct 22 ms 1568 KB Output is correct
43 Correct 22 ms 1568 KB Output is correct
44 Correct 28 ms 1556 KB Output is correct
45 Correct 22 ms 1620 KB Output is correct
46 Correct 21 ms 1564 KB Output is correct
47 Correct 21 ms 1588 KB Output is correct
48 Correct 28 ms 1560 KB Output is correct
49 Correct 21 ms 1552 KB Output is correct
50 Correct 22 ms 1568 KB Output is correct
51 Correct 21 ms 1560 KB Output is correct
52 Correct 21 ms 1620 KB Output is correct
53 Correct 21 ms 1560 KB Output is correct
54 Correct 33 ms 1528 KB Output is correct
55 Correct 22 ms 1612 KB Output is correct
56 Correct 21 ms 1596 KB Output is correct
57 Correct 21 ms 1556 KB Output is correct
58 Correct 22 ms 1556 KB Output is correct
59 Correct 21 ms 1584 KB Output is correct
60 Correct 22 ms 1620 KB Output is correct
# 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 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 10 ms 852 KB Output is correct
15 Correct 21 ms 1628 KB Output is correct
16 Correct 31 ms 1956 KB Output is correct
17 Correct 31 ms 2708 KB Output is correct
18 Correct 30 ms 1828 KB Output is correct
19 Correct 30 ms 1876 KB Output is correct
20 Correct 31 ms 2196 KB Output is correct
21 Correct 31 ms 1992 KB Output is correct
22 Correct 39 ms 1864 KB Output is correct
23 Correct 30 ms 1892 KB Output is correct
24 Correct 31 ms 2080 KB Output is correct
25 Correct 43 ms 2020 KB Output is correct
26 Correct 1 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 11 ms 840 KB Output is correct
30 Correct 20 ms 1364 KB Output is correct
31 Correct 31 ms 1936 KB Output is correct
32 Correct 30 ms 1732 KB Output is correct
33 Correct 31 ms 1924 KB Output is correct
34 Correct 32 ms 1712 KB Output is correct
35 Correct 43 ms 1824 KB Output is correct
36 Correct 31 ms 1720 KB Output is correct
37 Correct 31 ms 1840 KB Output is correct
38 Correct 31 ms 2072 KB Output is correct
39 Correct 31 ms 1808 KB Output is correct
40 Correct 31 ms 1836 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 1108 KB Output is correct
51 Correct 21 ms 1568 KB Output is correct
52 Correct 22 ms 1568 KB Output is correct
53 Correct 22 ms 1568 KB Output is correct
54 Correct 28 ms 1556 KB Output is correct
55 Correct 22 ms 1620 KB Output is correct
56 Correct 21 ms 1564 KB Output is correct
57 Correct 21 ms 1588 KB Output is correct
58 Correct 28 ms 1560 KB Output is correct
59 Correct 21 ms 1552 KB Output is correct
60 Correct 22 ms 1568 KB Output is correct
61 Correct 21 ms 1560 KB Output is correct
62 Correct 21 ms 1620 KB Output is correct
63 Correct 21 ms 1560 KB Output is correct
64 Correct 33 ms 1528 KB Output is correct
65 Correct 22 ms 1612 KB Output is correct
66 Correct 21 ms 1596 KB Output is correct
67 Correct 21 ms 1556 KB Output is correct
68 Correct 22 ms 1556 KB Output is correct
69 Correct 21 ms 1584 KB Output is correct
70 Correct 22 ms 1620 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 5 ms 504 KB Output is correct
73 Correct 3 ms 596 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 756 KB Output is correct
78 Correct 9 ms 796 KB Output is correct
79 Correct 6 ms 724 KB Output is correct
80 Correct 6 ms 724 KB Output is correct
81 Correct 12 ms 1236 KB Output is correct
82 Correct 12 ms 1184 KB Output is correct
83 Correct 18 ms 1124 KB Output is correct
84 Correct 11 ms 1236 KB Output is correct
85 Correct 18 ms 1100 KB Output is correct
86 Correct 14 ms 1260 KB Output is correct
87 Correct 13 ms 1220 KB Output is correct
88 Correct 13 ms 1236 KB Output is correct
89 Correct 20 ms 1280 KB Output is correct
90 Correct 20 ms 1236 KB Output is correct
91 Correct 30 ms 2216 KB Output is correct
92 Correct 28 ms 2252 KB Output is correct
93 Correct 19 ms 2268 KB Output is correct
94 Correct 19 ms 2292 KB Output is correct
95 Correct 20 ms 2260 KB Output is correct
96 Correct 22 ms 2952 KB Output is correct
97 Correct 23 ms 3088 KB Output is correct
98 Correct 22 ms 2992 KB Output is correct
99 Correct 22 ms 2988 KB Output is correct
100 Correct 33 ms 2988 KB Output is correct
101 Correct 22 ms 3016 KB Output is correct
102 Correct 34 ms 3024 KB Output is correct
103 Correct 33 ms 3020 KB Output is correct
104 Correct 22 ms 3064 KB Output is correct
105 Correct 22 ms 3012 KB Output is correct
106 Correct 22 ms 3404 KB Output is correct
107 Correct 22 ms 3456 KB Output is correct
108 Correct 22 ms 3412 KB Output is correct
109 Correct 22 ms 3456 KB Output is correct
110 Correct 22 ms 3468 KB Output is correct
111 Correct 22 ms 3468 KB Output is correct
112 Correct 22 ms 3392 KB Output is correct
113 Correct 22 ms 3440 KB Output is correct
114 Correct 36 ms 3436 KB Output is correct
115 Correct 25 ms 3460 KB Output is correct
# 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 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 0 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 10 ms 852 KB Output is correct
15 Correct 21 ms 1628 KB Output is correct
16 Correct 31 ms 1956 KB Output is correct
17 Correct 31 ms 2708 KB Output is correct
18 Correct 30 ms 1828 KB Output is correct
19 Correct 30 ms 1876 KB Output is correct
20 Correct 31 ms 2196 KB Output is correct
21 Correct 31 ms 1992 KB Output is correct
22 Correct 39 ms 1864 KB Output is correct
23 Correct 30 ms 1892 KB Output is correct
24 Correct 31 ms 2080 KB Output is correct
25 Correct 43 ms 2020 KB Output is correct
26 Correct 1 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 11 ms 840 KB Output is correct
30 Correct 20 ms 1364 KB Output is correct
31 Correct 31 ms 1936 KB Output is correct
32 Correct 30 ms 1732 KB Output is correct
33 Correct 31 ms 1924 KB Output is correct
34 Correct 32 ms 1712 KB Output is correct
35 Correct 43 ms 1824 KB Output is correct
36 Correct 31 ms 1720 KB Output is correct
37 Correct 31 ms 1840 KB Output is correct
38 Correct 31 ms 2072 KB Output is correct
39 Correct 31 ms 1808 KB Output is correct
40 Correct 31 ms 1836 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 1108 KB Output is correct
51 Correct 21 ms 1568 KB Output is correct
52 Correct 22 ms 1568 KB Output is correct
53 Correct 22 ms 1568 KB Output is correct
54 Correct 28 ms 1556 KB Output is correct
55 Correct 22 ms 1620 KB Output is correct
56 Correct 21 ms 1564 KB Output is correct
57 Correct 21 ms 1588 KB Output is correct
58 Correct 28 ms 1560 KB Output is correct
59 Correct 21 ms 1552 KB Output is correct
60 Correct 22 ms 1568 KB Output is correct
61 Correct 21 ms 1560 KB Output is correct
62 Correct 21 ms 1620 KB Output is correct
63 Correct 21 ms 1560 KB Output is correct
64 Correct 33 ms 1528 KB Output is correct
65 Correct 22 ms 1612 KB Output is correct
66 Correct 21 ms 1596 KB Output is correct
67 Correct 21 ms 1556 KB Output is correct
68 Correct 22 ms 1556 KB Output is correct
69 Correct 21 ms 1584 KB Output is correct
70 Correct 22 ms 1620 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 5 ms 504 KB Output is correct
73 Correct 3 ms 596 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 756 KB Output is correct
78 Correct 9 ms 796 KB Output is correct
79 Correct 6 ms 724 KB Output is correct
80 Correct 6 ms 724 KB Output is correct
81 Correct 12 ms 1236 KB Output is correct
82 Correct 12 ms 1184 KB Output is correct
83 Correct 18 ms 1124 KB Output is correct
84 Correct 11 ms 1236 KB Output is correct
85 Correct 18 ms 1100 KB Output is correct
86 Correct 14 ms 1260 KB Output is correct
87 Correct 13 ms 1220 KB Output is correct
88 Correct 13 ms 1236 KB Output is correct
89 Correct 20 ms 1280 KB Output is correct
90 Correct 20 ms 1236 KB Output is correct
91 Correct 30 ms 2216 KB Output is correct
92 Correct 28 ms 2252 KB Output is correct
93 Correct 19 ms 2268 KB Output is correct
94 Correct 19 ms 2292 KB Output is correct
95 Correct 20 ms 2260 KB Output is correct
96 Correct 22 ms 2952 KB Output is correct
97 Correct 23 ms 3088 KB Output is correct
98 Correct 22 ms 2992 KB Output is correct
99 Correct 22 ms 2988 KB Output is correct
100 Correct 33 ms 2988 KB Output is correct
101 Correct 22 ms 3016 KB Output is correct
102 Correct 34 ms 3024 KB Output is correct
103 Correct 33 ms 3020 KB Output is correct
104 Correct 22 ms 3064 KB Output is correct
105 Correct 22 ms 3012 KB Output is correct
106 Correct 22 ms 3404 KB Output is correct
107 Correct 22 ms 3456 KB Output is correct
108 Correct 22 ms 3412 KB Output is correct
109 Correct 22 ms 3456 KB Output is correct
110 Correct 22 ms 3468 KB Output is correct
111 Correct 22 ms 3468 KB Output is correct
112 Correct 22 ms 3392 KB Output is correct
113 Correct 22 ms 3440 KB Output is correct
114 Correct 36 ms 3436 KB Output is correct
115 Correct 25 ms 3460 KB Output is correct
116 Correct 1373 ms 1868 KB Output is correct
117 Correct 917 ms 1752 KB Output is correct
118 Correct 1587 ms 2052 KB Output is correct
119 Correct 683 ms 2124 KB Output is correct
120 Correct 395 ms 2052 KB Output is correct
121 Correct 688 ms 2268 KB Output is correct
122 Correct 414 ms 2264 KB Output is correct
123 Correct 1256 ms 2804 KB Output is correct
124 Correct 437 ms 2812 KB Output is correct
125 Correct 327 ms 2828 KB Output is correct
126 Correct 3270 ms 3192 KB Output is correct
127 Correct 3218 ms 3088 KB Output is correct
128 Correct 3231 ms 3112 KB Output is correct
129 Correct 3282 ms 3084 KB Output is correct
130 Correct 3212 ms 3080 KB Output is correct
131 Correct 2972 ms 3200 KB Output is correct
132 Correct 2952 ms 3212 KB Output is correct
133 Correct 3110 ms 3204 KB Output is correct
134 Correct 3189 ms 3204 KB Output is correct
135 Correct 3123 ms 3212 KB Output is correct
136 Correct 2926 ms 3224 KB Output is correct
137 Correct 3180 ms 3088 KB Output is correct
138 Correct 2937 ms 3224 KB Output is correct
139 Correct 3035 ms 3208 KB Output is correct
140 Correct 2981 ms 3232 KB Output is correct
141 Correct 1882 ms 3228 KB Output is correct
142 Correct 2078 ms 3228 KB Output is correct
143 Correct 1961 ms 3232 KB Output is correct
144 Correct 1917 ms 3240 KB Output is correct
145 Correct 1933 ms 3228 KB Output is correct
146 Correct 656 ms 3216 KB Output is correct
147 Correct 643 ms 3216 KB Output is correct
148 Correct 706 ms 3212 KB Output is correct
149 Correct 668 ms 3212 KB Output is correct
150 Correct 683 ms 3216 KB Output is correct
151 Correct 492 ms 3220 KB Output is correct
152 Correct 516 ms 3224 KB Output is correct
153 Correct 547 ms 3292 KB Output is correct
154 Correct 541 ms 3228 KB Output is correct
155 Correct 540 ms 3236 KB Output is correct
156 Correct 1799 ms 3776 KB Output is correct
157 Correct 1795 ms 3824 KB Output is correct
158 Correct 1759 ms 3684 KB Output is correct
159 Correct 1737 ms 3788 KB Output is correct
160 Correct 1729 ms 3752 KB Output is correct
161 Correct 1923 ms 3744 KB Output is correct
162 Correct 1914 ms 3616 KB Output is correct
163 Correct 2025 ms 3564 KB Output is correct
164 Correct 1885 ms 3704 KB Output is correct
165 Correct 1902 ms 3552 KB Output is correct
166 Correct 2733 ms 3324 KB Output is correct
167 Correct 2756 ms 3272 KB Output is correct
168 Correct 2734 ms 3280 KB Output is correct
169 Correct 2761 ms 3328 KB Output is correct
170 Correct 2747 ms 3300 KB Output is correct
171 Correct 3322 ms 3156 KB Output is correct
172 Correct 3283 ms 3156 KB Output is correct
173 Correct 3334 ms 3164 KB Output is correct
174 Correct 3320 ms 3176 KB Output is correct
175 Correct 3318 ms 3212 KB Output is correct