oj.uz

Submission #391787

# Submission time Handle Problem Language Result Execution time Memory
391787 2021-04-19T20:14:35 Z BartolM Segments (IZhO18_segments) C++17
100 / 100
 3592 ms 9736 KB 
#define DEBUG 1
#include <bits/stdc++.h>

using namespace std;

#define X first
#define Y second
#define mp make_pair
#define pb push_back
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <int, pii> pip;
typedef pair <pii, int> ppi;
typedef pair <ll, ll> pll;

const int INF=0x3f3f3f3f;
const int SIZ=1800;
const int CNT=1000;
const int REB=1800;
const int N=2e5+5;
#warning limiti

int q, t, id=1, n=0, buc=1, lastans=0;
pii p[N];
vector <int> R[CNT], L[CNT], v[CNT], pom;
int maxi[CNT];

int cmp(int a, int b) {
    return p[a].Y-p[a].X<p[b].Y-p[b].X;
}

void xoraj(int &x) {
    x=x^(t*lastans);
}

void dodaj(pii pp) {
    int d=pp.Y-pp.X+1;
    for (int i=0; i<buc; ++i) {
        if (i!=buc-1 && maxi[i]<d) continue;
        v[i].pb(id);
        L[i].insert(lower_bound(L[i].begin(), L[i].end(), pp.X), pp.X);
        R[i].insert(lower_bound(R[i].begin(), R[i].end(), pp.Y), pp.Y);
        maxi[i]=max(maxi[i], d);
        break;
    }
    p[id++]=pp; n++;
}

void obrisi(int ind) {
    n--; pii pp=p[ind];
    for (int i=0; i<buc; ++i) {
        if (maxi[i]<pp.Y-pp.X+1) continue;
        L[i].erase(lower_bound(L[i].begin(), L[i].end(), pp.X));
        R[i].erase(lower_bound(R[i].begin(), R[i].end(), pp.Y));
        int iz=-1;
        for (int j=0; j<v[i].size(); ++j) if (v[i][j]==ind) iz=j;
        assert(iz!=-1);
        v[i].erase(v[i].begin()+iz);
        break;
    }
}

void rebuild() {
    pom.clear();
    for (int i=0; i<buc; ++i) {
        for (int x:v[i]) pom.pb(x);
        v[i].clear();
        L[i].clear();
        R[i].clear();
        maxi[i]=0;
    }
    sort(pom.begin(), pom.end(), cmp);
    buc=1;
    for (int x:pom) {
        if (v[buc-1].size()>=SIZ) buc++;
        maxi[buc-1]=p[x].Y-p[x].X+1;
        v[buc-1].pb(x);
        L[buc-1].pb(p[x].X); R[buc-1].pb(p[x].Y);
    }
    for (int i=0; i<buc; ++i) sort(L[i].begin(), L[i].end()), sort(R[i].begin(), R[i].end());
}

int query(int l, int r, int k) {
    if (k>r-l+1) return 0;
    int prvi=1, losi=0;
    for (int i=0; i<buc; ++i) {
        if (maxi[i]<k) {
            losi+=(int)v[i].size();
            continue;
        }
        if (prvi) {
            for (int x:v[i]) if (p[x].Y-p[x].X+1<k || p[x].X>r-k+1 || p[x].Y<l+k-1) losi++;
            prvi=0;
        }
        else {
            losi+=L[i].end()-upper_bound(L[i].begin(), L[i].end(), r-k+1);
            losi+=lower_bound(R[i].begin(), R[i].end(), l+k-1)-R[i].begin();
        }
    }
    return n-losi;
}

int main() {
    scanf("%d %d", &q, &t);
    for (int i=0; i<q; ++i) {
        int tip, l, r, k;
        scanf("%d", &tip);
        if (tip==1) {
            scanf("%d %d", &l, &r); xoraj(l); xoraj(r);
            if (l>r) swap(l, r);
            dodaj(mp(l, r));
        }
        else if (tip==2) {
            scanf("%d", &k);
            obrisi(k);
        }
        else {
            scanf("%d %d %d", &l, &r, &k); xoraj(l); xoraj(r);
            if (l>r) swap(l, r);
            lastans=query(l, r, k);
            printf("%d\n", lastans);
        }
        if (i%SIZ==0 && i) rebuild();
    }
	return 0;
}

Compilation message

segments.cpp:21:2: warning: #warning limiti [-Wcpp]
   21 | #warning limiti
      |  ^~~~~~~
segments.cpp: In function 'void obrisi(int)':
segments.cpp:56:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |         for (int j=0; j<v[i].size(); ++j) if (v[i][j]==ind) iz=j;
      |                       ~^~~~~~~~~~~~
segments.cpp: In function 'int main()':
segments.cpp:104:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  104 |     scanf("%d %d", &q, &t);
      |     ~~~~~^~~~~~~~~~~~~~~~~
segments.cpp:107:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  107 |         scanf("%d", &tip);
      |         ~~~~~^~~~~~~~~~~~
segments.cpp:109:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  109 |             scanf("%d %d", &l, &r); xoraj(l); xoraj(r);
      |             ~~~~~^~~~~~~~~~~~~~~~~
segments.cpp:114:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  114 |             scanf("%d", &k);
      |             ~~~~~^~~~~~~~~~
segments.cpp:118:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  118 |             scanf("%d %d %d", &l, &r, &k); xoraj(l); xoraj(r);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 3 ms 380 KB Output is correct
5 Correct 15 ms 460 KB Output is correct
6 Correct 16 ms 520 KB Output is correct
7 Correct 9 ms 332 KB Output is correct
8 Correct 14 ms 460 KB Output is correct
9 Correct 14 ms 492 KB Output is correct
10 Correct 9 ms 508 KB Output is correct
11 Correct 29 ms 484 KB Output is correct
12 Correct 28 ms 472 KB Output is correct
13 Correct 9 ms 460 KB Output is correct
14 Correct 15 ms 460 KB Output is correct
15 Correct 3 ms 332 KB Output is correct
16 Correct 4 ms 460 KB Output is correct
17 Correct 14 ms 440 KB Output is correct
18 Correct 10 ms 460 KB Output is correct
19 Correct 13 ms 432 KB Output is correct
20 Correct 13 ms 332 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1083 ms 2244 KB Output is correct
2 Correct 1090 ms 2144 KB Output is correct
3 Correct 1089 ms 2032 KB Output is correct
4 Correct 1084 ms 2252 KB Output is correct
5 Correct 792 ms 3112 KB Output is correct
6 Correct 747 ms 3096 KB Output is correct
7 Correct 1098 ms 1960 KB Output is correct
8 Correct 1089 ms 2148 KB Output is correct
9 Correct 1093 ms 2184 KB Output is correct
10 Correct 954 ms 1408 KB Output is correct
11 Correct 1010 ms 1556 KB Output is correct
12 Correct 1020 ms 2572 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 82 ms 708 KB Output is correct
2 Correct 59 ms 708 KB Output is correct
3 Correct 128 ms 756 KB Output is correct
4 Correct 65 ms 688 KB Output is correct
5 Correct 1061 ms 2368 KB Output is correct
6 Correct 1170 ms 2680 KB Output is correct
7 Correct 1117 ms 2808 KB Output is correct
8 Correct 799 ms 3276 KB Output is correct
9 Correct 774 ms 3200 KB Output is correct
10 Correct 824 ms 2816 KB Output is correct
11 Correct 502 ms 1200 KB Output is correct
12 Correct 847 ms 2752 KB Output is correct
13 Correct 825 ms 2516 KB Output is correct
14 Correct 707 ms 1932 KB Output is correct
15 Correct 671 ms 1776 KB Output is correct
16 Correct 604 ms 1668 KB Output is correct
17 Correct 1194 ms 2440 KB Output is correct
18 Correct 1226 ms 2412 KB Output is correct
19 Correct 1210 ms 2624 KB Output is correct
20 Correct 1198 ms 2524 KB Output is correct
21 Correct 532 ms 1348 KB Output is correct
22 Correct 751 ms 2112 KB Output is correct
23 Correct 792 ms 2336 KB Output is correct
24 Correct 756 ms 2216 KB Output is correct
25 Correct 89 ms 1092 KB Output is correct
26 Correct 68 ms 1084 KB Output is correct
27 Correct 86 ms 1116 KB Output is correct
28 Correct 74 ms 1092 KB Output is correct
29 Correct 807 ms 2408 KB Output is correct
30 Correct 812 ms 2380 KB Output is correct
31 Correct 763 ms 3232 KB Output is correct
32 Correct 822 ms 2736 KB Output is correct
33 Correct 812 ms 2496 KB Output is correct
34 Correct 661 ms 1856 KB Output is correct
35 Correct 790 ms 2416 KB Output is correct
36 Correct 818 ms 2620 KB Output is correct

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 708 KB Output is correct
2 Correct 66 ms 644 KB Output is correct
3 Correct 64 ms 632 KB Output is correct
4 Correct 75 ms 688 KB Output is correct
5 Correct 982 ms 2608 KB Output is correct
6 Correct 907 ms 1484 KB Output is correct
7 Correct 921 ms 2880 KB Output is correct
8 Correct 965 ms 1672 KB Output is correct
9 Correct 693 ms 1728 KB Output is correct
10 Correct 792 ms 2604 KB Output is correct
11 Correct 509 ms 1092 KB Output is correct
12 Correct 734 ms 3080 KB Output is correct
13 Correct 785 ms 2116 KB Output is correct
14 Correct 644 ms 1624 KB Output is correct
15 Correct 765 ms 3000 KB Output is correct
16 Correct 783 ms 2240 KB Output is correct
17 Correct 1081 ms 2444 KB Output is correct
18 Correct 1084 ms 2144 KB Output is correct
19 Correct 1101 ms 2120 KB Output is correct
20 Correct 1086 ms 2208 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 3 ms 380 KB Output is correct
5 Correct 15 ms 460 KB Output is correct
6 Correct 16 ms 520 KB Output is correct
7 Correct 9 ms 332 KB Output is correct
8 Correct 14 ms 460 KB Output is correct
9 Correct 14 ms 492 KB Output is correct
10 Correct 9 ms 508 KB Output is correct
11 Correct 29 ms 484 KB Output is correct
12 Correct 28 ms 472 KB Output is correct
13 Correct 9 ms 460 KB Output is correct
14 Correct 15 ms 460 KB Output is correct
15 Correct 3 ms 332 KB Output is correct
16 Correct 4 ms 460 KB Output is correct
17 Correct 14 ms 440 KB Output is correct
18 Correct 10 ms 460 KB Output is correct
19 Correct 13 ms 432 KB Output is correct
20 Correct 13 ms 332 KB Output is correct
21 Correct 1083 ms 2244 KB Output is correct
22 Correct 1090 ms 2144 KB Output is correct
23 Correct 1089 ms 2032 KB Output is correct
24 Correct 1084 ms 2252 KB Output is correct
25 Correct 792 ms 3112 KB Output is correct
26 Correct 747 ms 3096 KB Output is correct
27 Correct 1098 ms 1960 KB Output is correct
28 Correct 1089 ms 2148 KB Output is correct
29 Correct 1093 ms 2184 KB Output is correct
30 Correct 954 ms 1408 KB Output is correct
31 Correct 1010 ms 1556 KB Output is correct
32 Correct 1020 ms 2572 KB Output is correct
33 Correct 61 ms 708 KB Output is correct
34 Correct 66 ms 644 KB Output is correct
35 Correct 64 ms 632 KB Output is correct
36 Correct 75 ms 688 KB Output is correct
37 Correct 982 ms 2608 KB Output is correct
38 Correct 907 ms 1484 KB Output is correct
39 Correct 921 ms 2880 KB Output is correct
40 Correct 965 ms 1672 KB Output is correct
41 Correct 693 ms 1728 KB Output is correct
42 Correct 792 ms 2604 KB Output is correct
43 Correct 509 ms 1092 KB Output is correct
44 Correct 734 ms 3080 KB Output is correct
45 Correct 785 ms 2116 KB Output is correct
46 Correct 644 ms 1624 KB Output is correct
47 Correct 765 ms 3000 KB Output is correct
48 Correct 783 ms 2240 KB Output is correct
49 Correct 1081 ms 2444 KB Output is correct
50 Correct 1084 ms 2144 KB Output is correct
51 Correct 1101 ms 2120 KB Output is correct
52 Correct 1086 ms 2208 KB Output is correct
53 Correct 76 ms 656 KB Output is correct
54 Correct 78 ms 600 KB Output is correct
55 Correct 63 ms 688 KB Output is correct
56 Correct 65 ms 660 KB Output is correct
57 Correct 1022 ms 1676 KB Output is correct
58 Correct 884 ms 1132 KB Output is correct
59 Correct 1066 ms 2568 KB Output is correct
60 Correct 869 ms 1220 KB Output is correct
61 Correct 791 ms 2236 KB Output is correct
62 Correct 772 ms 2620 KB Output is correct
63 Correct 768 ms 2772 KB Output is correct
64 Correct 770 ms 2772 KB Output is correct
65 Correct 556 ms 1476 KB Output is correct
66 Correct 508 ms 1092 KB Output is correct
67 Correct 787 ms 2240 KB Output is correct
68 Correct 743 ms 1820 KB Output is correct
69 Correct 1088 ms 2112 KB Output is correct
70 Correct 1082 ms 2084 KB Output is correct
71 Correct 1082 ms 2112 KB Output is correct
72 Correct 1086 ms 2116 KB Output is correct
73 Correct 597 ms 1348 KB Output is correct
74 Correct 753 ms 2176 KB Output is correct
75 Correct 726 ms 2996 KB Output is correct
76 Correct 746 ms 2876 KB Output is correct
77 Correct 72 ms 708 KB Output is correct
78 Correct 65 ms 580 KB Output is correct
79 Correct 78 ms 660 KB Output is correct
80 Correct 66 ms 604 KB Output is correct
81 Correct 744 ms 1840 KB Output is correct
82 Correct 597 ms 1368 KB Output is correct
83 Correct 484 ms 1020 KB Output is correct
84 Correct 754 ms 1896 KB Output is correct
85 Correct 786 ms 2252 KB Output is correct
86 Correct 792 ms 2496 KB Output is correct
87 Correct 670 ms 1704 KB Output is correct
88 Correct 496 ms 1120 KB Output is correct

Subtask #6
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 3 ms 332 KB Output is correct
4 Correct 3 ms 380 KB Output is correct
5 Correct 15 ms 460 KB Output is correct
6 Correct 16 ms 520 KB Output is correct
7 Correct 9 ms 332 KB Output is correct
8 Correct 14 ms 460 KB Output is correct
9 Correct 14 ms 492 KB Output is correct
10 Correct 9 ms 508 KB Output is correct
11 Correct 29 ms 484 KB Output is correct
12 Correct 28 ms 472 KB Output is correct
13 Correct 9 ms 460 KB Output is correct
14 Correct 15 ms 460 KB Output is correct
15 Correct 3 ms 332 KB Output is correct
16 Correct 4 ms 460 KB Output is correct
17 Correct 14 ms 440 KB Output is correct
18 Correct 10 ms 460 KB Output is correct
19 Correct 13 ms 432 KB Output is correct
20 Correct 13 ms 332 KB Output is correct
21 Correct 1083 ms 2244 KB Output is correct
22 Correct 1090 ms 2144 KB Output is correct
23 Correct 1089 ms 2032 KB Output is correct
24 Correct 1084 ms 2252 KB Output is correct
25 Correct 792 ms 3112 KB Output is correct
26 Correct 747 ms 3096 KB Output is correct
27 Correct 1098 ms 1960 KB Output is correct
28 Correct 1089 ms 2148 KB Output is correct
29 Correct 1093 ms 2184 KB Output is correct
30 Correct 954 ms 1408 KB Output is correct
31 Correct 1010 ms 1556 KB Output is correct
32 Correct 1020 ms 2572 KB Output is correct
33 Correct 82 ms 708 KB Output is correct
34 Correct 59 ms 708 KB Output is correct
35 Correct 128 ms 756 KB Output is correct
36 Correct 65 ms 688 KB Output is correct
37 Correct 1061 ms 2368 KB Output is correct
38 Correct 1170 ms 2680 KB Output is correct
39 Correct 1117 ms 2808 KB Output is correct
40 Correct 799 ms 3276 KB Output is correct
41 Correct 774 ms 3200 KB Output is correct
42 Correct 824 ms 2816 KB Output is correct
43 Correct 502 ms 1200 KB Output is correct
44 Correct 847 ms 2752 KB Output is correct
45 Correct 825 ms 2516 KB Output is correct
46 Correct 707 ms 1932 KB Output is correct
47 Correct 671 ms 1776 KB Output is correct
48 Correct 604 ms 1668 KB Output is correct
49 Correct 1194 ms 2440 KB Output is correct
50 Correct 1226 ms 2412 KB Output is correct
51 Correct 1210 ms 2624 KB Output is correct
52 Correct 1198 ms 2524 KB Output is correct
53 Correct 532 ms 1348 KB Output is correct
54 Correct 751 ms 2112 KB Output is correct
55 Correct 792 ms 2336 KB Output is correct
56 Correct 756 ms 2216 KB Output is correct
57 Correct 89 ms 1092 KB Output is correct
58 Correct 68 ms 1084 KB Output is correct
59 Correct 86 ms 1116 KB Output is correct
60 Correct 74 ms 1092 KB Output is correct
61 Correct 807 ms 2408 KB Output is correct
62 Correct 812 ms 2380 KB Output is correct
63 Correct 763 ms 3232 KB Output is correct
64 Correct 822 ms 2736 KB Output is correct
65 Correct 812 ms 2496 KB Output is correct
66 Correct 661 ms 1856 KB Output is correct
67 Correct 790 ms 2416 KB Output is correct
68 Correct 818 ms 2620 KB Output is correct
69 Correct 61 ms 708 KB Output is correct
70 Correct 66 ms 644 KB Output is correct
71 Correct 64 ms 632 KB Output is correct
72 Correct 75 ms 688 KB Output is correct
73 Correct 982 ms 2608 KB Output is correct
74 Correct 907 ms 1484 KB Output is correct
75 Correct 921 ms 2880 KB Output is correct
76 Correct 965 ms 1672 KB Output is correct
77 Correct 693 ms 1728 KB Output is correct
78 Correct 792 ms 2604 KB Output is correct
79 Correct 509 ms 1092 KB Output is correct
80 Correct 734 ms 3080 KB Output is correct
81 Correct 785 ms 2116 KB Output is correct
82 Correct 644 ms 1624 KB Output is correct
83 Correct 765 ms 3000 KB Output is correct
84 Correct 783 ms 2240 KB Output is correct
85 Correct 1081 ms 2444 KB Output is correct
86 Correct 1084 ms 2144 KB Output is correct
87 Correct 1101 ms 2120 KB Output is correct
88 Correct 1086 ms 2208 KB Output is correct
89 Correct 76 ms 656 KB Output is correct
90 Correct 78 ms 600 KB Output is correct
91 Correct 63 ms 688 KB Output is correct
92 Correct 65 ms 660 KB Output is correct
93 Correct 1022 ms 1676 KB Output is correct
94 Correct 884 ms 1132 KB Output is correct
95 Correct 1066 ms 2568 KB Output is correct
96 Correct 869 ms 1220 KB Output is correct
97 Correct 791 ms 2236 KB Output is correct
98 Correct 772 ms 2620 KB Output is correct
99 Correct 768 ms 2772 KB Output is correct
100 Correct 770 ms 2772 KB Output is correct
101 Correct 556 ms 1476 KB Output is correct
102 Correct 508 ms 1092 KB Output is correct
103 Correct 787 ms 2240 KB Output is correct
104 Correct 743 ms 1820 KB Output is correct
105 Correct 1088 ms 2112 KB Output is correct
106 Correct 1082 ms 2084 KB Output is correct
107 Correct 1082 ms 2112 KB Output is correct
108 Correct 1086 ms 2116 KB Output is correct
109 Correct 597 ms 1348 KB Output is correct
110 Correct 753 ms 2176 KB Output is correct
111 Correct 726 ms 2996 KB Output is correct
112 Correct 746 ms 2876 KB Output is correct
113 Correct 72 ms 708 KB Output is correct
114 Correct 65 ms 580 KB Output is correct
115 Correct 78 ms 660 KB Output is correct
116 Correct 66 ms 604 KB Output is correct
117 Correct 744 ms 1840 KB Output is correct
118 Correct 597 ms 1368 KB Output is correct
119 Correct 484 ms 1020 KB Output is correct
120 Correct 754 ms 1896 KB Output is correct
121 Correct 786 ms 2252 KB Output is correct
122 Correct 792 ms 2496 KB Output is correct
123 Correct 670 ms 1704 KB Output is correct
124 Correct 496 ms 1120 KB Output is correct
125 Correct 152 ms 1020 KB Output is correct
126 Correct 158 ms 1024 KB Output is correct
127 Correct 219 ms 1080 KB Output is correct
128 Correct 172 ms 984 KB Output is correct
129 Correct 139 ms 964 KB Output is correct
130 Correct 181 ms 1080 KB Output is correct
131 Correct 2133 ms 2160 KB Output is correct
132 Correct 3418 ms 4432 KB Output is correct
133 Correct 3552 ms 9500 KB Output is correct
134 Correct 2459 ms 8396 KB Output is correct
135 Correct 3565 ms 9404 KB Output is correct
136 Correct 1657 ms 7608 KB Output is correct
137 Correct 2991 ms 9372 KB Output is correct
138 Correct 2791 ms 7844 KB Output is correct
139 Correct 2994 ms 8656 KB Output is correct
140 Correct 2999 ms 9188 KB Output is correct
141 Correct 2940 ms 8316 KB Output is correct
142 Correct 1081 ms 5732 KB Output is correct
143 Correct 1681 ms 6284 KB Output is correct
144 Correct 985 ms 5492 KB Output is correct
145 Correct 3028 ms 9084 KB Output is correct
146 Correct 2204 ms 7076 KB Output is correct
147 Correct 1688 ms 6392 KB Output is correct
148 Correct 1578 ms 6256 KB Output is correct
149 Correct 3531 ms 9068 KB Output is correct
150 Correct 3544 ms 8984 KB Output is correct
151 Correct 3500 ms 9020 KB Output is correct
152 Correct 3532 ms 9048 KB Output is correct
153 Correct 3529 ms 8992 KB Output is correct
154 Correct 3592 ms 8976 KB Output is correct
155 Correct 1332 ms 6048 KB Output is correct
156 Correct 1784 ms 6644 KB Output is correct
157 Correct 2962 ms 9272 KB Output is correct
158 Correct 2926 ms 9344 KB Output is correct
159 Correct 2795 ms 8036 KB Output is correct
160 Correct 2275 ms 7240 KB Output is correct
161 Correct 212 ms 5328 KB Output is correct
162 Correct 189 ms 5164 KB Output is correct
163 Correct 187 ms 5176 KB Output is correct
164 Correct 404 ms 5404 KB Output is correct
165 Correct 225 ms 5200 KB Output is correct
166 Correct 202 ms 5272 KB Output is correct
167 Correct 2942 ms 9736 KB Output is correct
168 Correct 2934 ms 9660 KB Output is correct
169 Correct 2951 ms 9300 KB Output is correct
170 Correct 2964 ms 9016 KB Output is correct
171 Correct 2852 ms 8524 KB Output is correct
172 Correct 2001 ms 6820 KB Output is correct
173 Correct 2957 ms 9296 KB Output is correct
174 Correct 2123 ms 7080 KB Output is correct
175 Correct 2907 ms 8544 KB Output is correct
176 Correct 1575 ms 6268 KB Output is correct
177 Correct 2795 ms 7972 KB Output is correct
178 Correct 2681 ms 7728 KB Output is correct