Submission #789777

# Submission time Handle Problem Language Result Execution time Memory
789777 2023-07-22T02:54:02 Z math_rabbit_1028 Diversity (CEOI21_diversity) C++14
100 / 100
3802 ms 3832 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 = 1300;
    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 1 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 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
# 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 10 ms 836 KB Output is correct
5 Correct 20 ms 1676 KB Output is correct
6 Correct 31 ms 1876 KB Output is correct
7 Correct 30 ms 2772 KB Output is correct
8 Correct 30 ms 1816 KB Output is correct
9 Correct 31 ms 1840 KB Output is correct
10 Correct 31 ms 2244 KB Output is correct
11 Correct 31 ms 1984 KB Output is correct
12 Correct 31 ms 1896 KB Output is correct
13 Correct 31 ms 1876 KB Output is correct
14 Correct 30 ms 2016 KB Output is correct
15 Correct 34 ms 2108 KB Output is correct
# 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 10 ms 836 KB Output is correct
5 Correct 20 ms 1676 KB Output is correct
6 Correct 31 ms 1876 KB Output is correct
7 Correct 30 ms 2772 KB Output is correct
8 Correct 30 ms 1816 KB Output is correct
9 Correct 31 ms 1840 KB Output is correct
10 Correct 31 ms 2244 KB Output is correct
11 Correct 31 ms 1984 KB Output is correct
12 Correct 31 ms 1896 KB Output is correct
13 Correct 31 ms 1876 KB Output is correct
14 Correct 30 ms 2016 KB Output is correct
15 Correct 34 ms 2108 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 780 KB Output is correct
20 Correct 20 ms 1356 KB Output is correct
21 Correct 31 ms 1976 KB Output is correct
22 Correct 31 ms 1784 KB Output is correct
23 Correct 31 ms 1876 KB Output is correct
24 Correct 31 ms 1796 KB Output is correct
25 Correct 31 ms 1832 KB Output is correct
26 Correct 31 ms 1788 KB Output is correct
27 Correct 32 ms 1868 KB Output is correct
28 Correct 31 ms 2052 KB Output is correct
29 Correct 31 ms 1748 KB Output is correct
30 Correct 31 ms 1796 KB Output is correct
# 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 10 ms 836 KB Output is correct
5 Correct 20 ms 1676 KB Output is correct
6 Correct 31 ms 1876 KB Output is correct
7 Correct 30 ms 2772 KB Output is correct
8 Correct 30 ms 1816 KB Output is correct
9 Correct 31 ms 1840 KB Output is correct
10 Correct 31 ms 2244 KB Output is correct
11 Correct 31 ms 1984 KB Output is correct
12 Correct 31 ms 1896 KB Output is correct
13 Correct 31 ms 1876 KB Output is correct
14 Correct 30 ms 2016 KB Output is correct
15 Correct 34 ms 2108 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 780 KB Output is correct
20 Correct 20 ms 1356 KB Output is correct
21 Correct 31 ms 1976 KB Output is correct
22 Correct 31 ms 1784 KB Output is correct
23 Correct 31 ms 1876 KB Output is correct
24 Correct 31 ms 1796 KB Output is correct
25 Correct 31 ms 1832 KB Output is correct
26 Correct 31 ms 1788 KB Output is correct
27 Correct 32 ms 1868 KB Output is correct
28 Correct 31 ms 2052 KB Output is correct
29 Correct 31 ms 1748 KB Output is correct
30 Correct 31 ms 1796 KB Output is correct
31 Correct 0 ms 340 KB Output is correct
32 Correct 0 ms 368 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 492 KB Output is correct
39 Correct 7 ms 756 KB Output is correct
40 Correct 13 ms 1108 KB Output is correct
41 Correct 22 ms 1560 KB Output is correct
42 Correct 22 ms 1596 KB Output is correct
43 Correct 24 ms 1620 KB Output is correct
44 Correct 22 ms 1660 KB Output is correct
45 Correct 21 ms 1620 KB Output is correct
46 Correct 21 ms 1620 KB Output is correct
47 Correct 21 ms 1564 KB Output is correct
48 Correct 21 ms 1620 KB Output is correct
49 Correct 24 ms 1616 KB Output is correct
50 Correct 22 ms 1564 KB Output is correct
51 Correct 21 ms 1568 KB Output is correct
52 Correct 21 ms 1532 KB Output is correct
53 Correct 22 ms 1608 KB Output is correct
54 Correct 22 ms 1512 KB Output is correct
55 Correct 21 ms 1588 KB Output is correct
56 Correct 21 ms 1556 KB Output is correct
57 Correct 21 ms 1620 KB Output is correct
58 Correct 21 ms 1572 KB Output is correct
59 Correct 29 ms 1668 KB Output is correct
60 Correct 21 ms 1572 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 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 0 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 10 ms 836 KB Output is correct
15 Correct 20 ms 1676 KB Output is correct
16 Correct 31 ms 1876 KB Output is correct
17 Correct 30 ms 2772 KB Output is correct
18 Correct 30 ms 1816 KB Output is correct
19 Correct 31 ms 1840 KB Output is correct
20 Correct 31 ms 2244 KB Output is correct
21 Correct 31 ms 1984 KB Output is correct
22 Correct 31 ms 1896 KB Output is correct
23 Correct 31 ms 1876 KB Output is correct
24 Correct 30 ms 2016 KB Output is correct
25 Correct 34 ms 2108 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 780 KB Output is correct
30 Correct 20 ms 1356 KB Output is correct
31 Correct 31 ms 1976 KB Output is correct
32 Correct 31 ms 1784 KB Output is correct
33 Correct 31 ms 1876 KB Output is correct
34 Correct 31 ms 1796 KB Output is correct
35 Correct 31 ms 1832 KB Output is correct
36 Correct 31 ms 1788 KB Output is correct
37 Correct 32 ms 1868 KB Output is correct
38 Correct 31 ms 2052 KB Output is correct
39 Correct 31 ms 1748 KB Output is correct
40 Correct 31 ms 1796 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 0 ms 368 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 492 KB Output is correct
49 Correct 7 ms 756 KB Output is correct
50 Correct 13 ms 1108 KB Output is correct
51 Correct 22 ms 1560 KB Output is correct
52 Correct 22 ms 1596 KB Output is correct
53 Correct 24 ms 1620 KB Output is correct
54 Correct 22 ms 1660 KB Output is correct
55 Correct 21 ms 1620 KB Output is correct
56 Correct 21 ms 1620 KB Output is correct
57 Correct 21 ms 1564 KB Output is correct
58 Correct 21 ms 1620 KB Output is correct
59 Correct 24 ms 1616 KB Output is correct
60 Correct 22 ms 1564 KB Output is correct
61 Correct 21 ms 1568 KB Output is correct
62 Correct 21 ms 1532 KB Output is correct
63 Correct 22 ms 1608 KB Output is correct
64 Correct 22 ms 1512 KB Output is correct
65 Correct 21 ms 1588 KB Output is correct
66 Correct 21 ms 1556 KB Output is correct
67 Correct 21 ms 1620 KB Output is correct
68 Correct 21 ms 1572 KB Output is correct
69 Correct 29 ms 1668 KB Output is correct
70 Correct 21 ms 1572 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 3 ms 468 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 744 KB Output is correct
78 Correct 6 ms 724 KB Output is correct
79 Correct 6 ms 724 KB Output is correct
80 Correct 7 ms 724 KB Output is correct
81 Correct 12 ms 1172 KB Output is correct
82 Correct 12 ms 1128 KB Output is correct
83 Correct 12 ms 1216 KB Output is correct
84 Correct 12 ms 1236 KB Output is correct
85 Correct 12 ms 1144 KB Output is correct
86 Correct 14 ms 1276 KB Output is correct
87 Correct 13 ms 1236 KB Output is correct
88 Correct 13 ms 1304 KB Output is correct
89 Correct 13 ms 1260 KB Output is correct
90 Correct 13 ms 1284 KB Output is correct
91 Correct 19 ms 2256 KB Output is correct
92 Correct 21 ms 2320 KB Output is correct
93 Correct 19 ms 2260 KB Output is correct
94 Correct 19 ms 2260 KB Output is correct
95 Correct 19 ms 2260 KB Output is correct
96 Correct 22 ms 2976 KB Output is correct
97 Correct 22 ms 2972 KB Output is correct
98 Correct 22 ms 3040 KB Output is correct
99 Correct 22 ms 3056 KB Output is correct
100 Correct 23 ms 3068 KB Output is correct
101 Correct 22 ms 3004 KB Output is correct
102 Correct 22 ms 3080 KB Output is correct
103 Correct 27 ms 3072 KB Output is correct
104 Correct 22 ms 3088 KB Output is correct
105 Correct 22 ms 3044 KB Output is correct
106 Correct 22 ms 3444 KB Output is correct
107 Correct 22 ms 3388 KB Output is correct
108 Correct 23 ms 3400 KB Output is correct
109 Correct 22 ms 3420 KB Output is correct
110 Correct 21 ms 3412 KB Output is correct
111 Correct 23 ms 3412 KB Output is correct
112 Correct 22 ms 3468 KB Output is correct
113 Correct 22 ms 3464 KB Output is correct
114 Correct 22 ms 3412 KB Output is correct
115 Correct 22 ms 3476 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 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 0 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 10 ms 836 KB Output is correct
15 Correct 20 ms 1676 KB Output is correct
16 Correct 31 ms 1876 KB Output is correct
17 Correct 30 ms 2772 KB Output is correct
18 Correct 30 ms 1816 KB Output is correct
19 Correct 31 ms 1840 KB Output is correct
20 Correct 31 ms 2244 KB Output is correct
21 Correct 31 ms 1984 KB Output is correct
22 Correct 31 ms 1896 KB Output is correct
23 Correct 31 ms 1876 KB Output is correct
24 Correct 30 ms 2016 KB Output is correct
25 Correct 34 ms 2108 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 780 KB Output is correct
30 Correct 20 ms 1356 KB Output is correct
31 Correct 31 ms 1976 KB Output is correct
32 Correct 31 ms 1784 KB Output is correct
33 Correct 31 ms 1876 KB Output is correct
34 Correct 31 ms 1796 KB Output is correct
35 Correct 31 ms 1832 KB Output is correct
36 Correct 31 ms 1788 KB Output is correct
37 Correct 32 ms 1868 KB Output is correct
38 Correct 31 ms 2052 KB Output is correct
39 Correct 31 ms 1748 KB Output is correct
40 Correct 31 ms 1796 KB Output is correct
41 Correct 0 ms 340 KB Output is correct
42 Correct 0 ms 368 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 492 KB Output is correct
49 Correct 7 ms 756 KB Output is correct
50 Correct 13 ms 1108 KB Output is correct
51 Correct 22 ms 1560 KB Output is correct
52 Correct 22 ms 1596 KB Output is correct
53 Correct 24 ms 1620 KB Output is correct
54 Correct 22 ms 1660 KB Output is correct
55 Correct 21 ms 1620 KB Output is correct
56 Correct 21 ms 1620 KB Output is correct
57 Correct 21 ms 1564 KB Output is correct
58 Correct 21 ms 1620 KB Output is correct
59 Correct 24 ms 1616 KB Output is correct
60 Correct 22 ms 1564 KB Output is correct
61 Correct 21 ms 1568 KB Output is correct
62 Correct 21 ms 1532 KB Output is correct
63 Correct 22 ms 1608 KB Output is correct
64 Correct 22 ms 1512 KB Output is correct
65 Correct 21 ms 1588 KB Output is correct
66 Correct 21 ms 1556 KB Output is correct
67 Correct 21 ms 1620 KB Output is correct
68 Correct 21 ms 1572 KB Output is correct
69 Correct 29 ms 1668 KB Output is correct
70 Correct 21 ms 1572 KB Output is correct
71 Correct 3 ms 468 KB Output is correct
72 Correct 3 ms 468 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 744 KB Output is correct
78 Correct 6 ms 724 KB Output is correct
79 Correct 6 ms 724 KB Output is correct
80 Correct 7 ms 724 KB Output is correct
81 Correct 12 ms 1172 KB Output is correct
82 Correct 12 ms 1128 KB Output is correct
83 Correct 12 ms 1216 KB Output is correct
84 Correct 12 ms 1236 KB Output is correct
85 Correct 12 ms 1144 KB Output is correct
86 Correct 14 ms 1276 KB Output is correct
87 Correct 13 ms 1236 KB Output is correct
88 Correct 13 ms 1304 KB Output is correct
89 Correct 13 ms 1260 KB Output is correct
90 Correct 13 ms 1284 KB Output is correct
91 Correct 19 ms 2256 KB Output is correct
92 Correct 21 ms 2320 KB Output is correct
93 Correct 19 ms 2260 KB Output is correct
94 Correct 19 ms 2260 KB Output is correct
95 Correct 19 ms 2260 KB Output is correct
96 Correct 22 ms 2976 KB Output is correct
97 Correct 22 ms 2972 KB Output is correct
98 Correct 22 ms 3040 KB Output is correct
99 Correct 22 ms 3056 KB Output is correct
100 Correct 23 ms 3068 KB Output is correct
101 Correct 22 ms 3004 KB Output is correct
102 Correct 22 ms 3080 KB Output is correct
103 Correct 27 ms 3072 KB Output is correct
104 Correct 22 ms 3088 KB Output is correct
105 Correct 22 ms 3044 KB Output is correct
106 Correct 22 ms 3444 KB Output is correct
107 Correct 22 ms 3388 KB Output is correct
108 Correct 23 ms 3400 KB Output is correct
109 Correct 22 ms 3420 KB Output is correct
110 Correct 21 ms 3412 KB Output is correct
111 Correct 23 ms 3412 KB Output is correct
112 Correct 22 ms 3468 KB Output is correct
113 Correct 22 ms 3464 KB Output is correct
114 Correct 22 ms 3412 KB Output is correct
115 Correct 22 ms 3476 KB Output is correct
116 Correct 945 ms 1852 KB Output is correct
117 Correct 642 ms 1756 KB Output is correct
118 Correct 1144 ms 2052 KB Output is correct
119 Correct 525 ms 2056 KB Output is correct
120 Correct 324 ms 2052 KB Output is correct
121 Correct 572 ms 2268 KB Output is correct
122 Correct 368 ms 2264 KB Output is correct
123 Correct 1226 ms 2892 KB Output is correct
124 Correct 438 ms 2780 KB Output is correct
125 Correct 326 ms 2828 KB Output is correct
126 Correct 3662 ms 3092 KB Output is correct
127 Correct 3711 ms 3088 KB Output is correct
128 Correct 3646 ms 3112 KB Output is correct
129 Correct 3614 ms 3084 KB Output is correct
130 Correct 3608 ms 3200 KB Output is correct
131 Correct 3315 ms 3204 KB Output is correct
132 Correct 3283 ms 3112 KB Output is correct
133 Correct 3468 ms 3212 KB Output is correct
134 Correct 3377 ms 3208 KB Output is correct
135 Correct 3369 ms 3216 KB Output is correct
136 Correct 3243 ms 3224 KB Output is correct
137 Correct 3409 ms 3204 KB Output is correct
138 Correct 3360 ms 3224 KB Output is correct
139 Correct 3550 ms 3204 KB Output is correct
140 Correct 3299 ms 3224 KB Output is correct
141 Correct 2065 ms 3228 KB Output is correct
142 Correct 2178 ms 3224 KB Output is correct
143 Correct 2168 ms 3228 KB Output is correct
144 Correct 2108 ms 3236 KB Output is correct
145 Correct 2109 ms 3232 KB Output is correct
146 Correct 719 ms 3292 KB Output is correct
147 Correct 730 ms 3216 KB Output is correct
148 Correct 737 ms 3208 KB Output is correct
149 Correct 718 ms 3208 KB Output is correct
150 Correct 726 ms 3276 KB Output is correct
151 Correct 560 ms 3220 KB Output is correct
152 Correct 553 ms 3224 KB Output is correct
153 Correct 580 ms 3240 KB Output is correct
154 Correct 587 ms 3224 KB Output is correct
155 Correct 558 ms 3224 KB Output is correct
156 Correct 1984 ms 3776 KB Output is correct
157 Correct 1987 ms 3832 KB Output is correct
158 Correct 1971 ms 3684 KB Output is correct
159 Correct 1951 ms 3696 KB Output is correct
160 Correct 1943 ms 3708 KB Output is correct
161 Correct 2270 ms 3752 KB Output is correct
162 Correct 2430 ms 3620 KB Output is correct
163 Correct 2462 ms 3560 KB Output is correct
164 Correct 2284 ms 3612 KB Output is correct
165 Correct 2239 ms 3508 KB Output is correct
166 Correct 3132 ms 3332 KB Output is correct
167 Correct 3138 ms 3272 KB Output is correct
168 Correct 3106 ms 3280 KB Output is correct
169 Correct 3199 ms 3328 KB Output is correct
170 Correct 3330 ms 3300 KB Output is correct
171 Correct 3767 ms 3160 KB Output is correct
172 Correct 3783 ms 3156 KB Output is correct
173 Correct 3787 ms 3248 KB Output is correct
174 Correct 3802 ms 3300 KB Output is correct
175 Correct 3756 ms 3212 KB Output is correct