oj.uz

Submission #560128

# Submission time Handle Problem Language Result Execution time Memory
560128 2022-05-11T05:37:15 Z armashka Rainforest Jumps (APIO21_jumps) C++17
37 / 100
 4000 ms 20816 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
 
#pragma comment(linker, "/stack:200000000")
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
 
#define fast ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define file(s) freopen(s".in", "r", stdin);freopen(s".out", "w", stdout);
#define nano chrono::steady_clock::now().time_since_epoch().count()
#define uid uniform_int_distribution<int>
#define all(v) v.begin(),v.end()
#define rall(v) v.rbegin(),v.rend()
#define pb push_back
#define sz size()
#define ft first
#define sd second
 
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef unsigned long long ull;
    
const int N = 2e5 + 10;
const int M = 2e3 + 5;
const ll inf = 1e15;
const ll mod = 998244353;
const double Pi = acos(-1); 
 
ll binpow(ll x, ll ti) { ll res = 1;while (ti){if(ti & 1)res *= x;x *= x;ti >>= 1; x %= mod; res %= mod;} return res;}
ll binmul(ll x, ll ti) { ll res = 0;while (ti){if(ti & 1)res += x;x += x;ti >>= 1; x %= mod; res %= mod;} return res;}
ll random(ll l, ll r) { mt19937 rnd(nano); uid dist(l, r); return dist(rnd); }
ll nok(ll a, ll b) { return (a*b)/__gcd(abs(a),abs(b)) * (a*b > 0 ? 1 : -1); }
bool odd(ll n) { return (n % 2 == 1); }                                   
bool even(ll n) { return (n % 2 == 0); }

int n, a[N], dis[2005][2005], d[N];
vector <int> g[N];
bool ok = 1;

void init(int N, vector <int> H) {
	n = N;
	for (int i = 1; i <= n; ++ i) {
		a[i] = H[i - 1];
		if (a[i] != i) {
			ok = 0;
		}
	}
	deque <int> d;
	d.push_back(0);
	a[0] = 1e9;
	for (int i = 1; i <= n; ++ i) {
		while (d.sz && a[d.back()] <= a[i]) d.pop_back();
		if (d.back() != 0) {
			g[i].pb(d.back());
		}
		d.push_back(i);
	}
	d.clear();
	a[n + 1] = 1e9;
	d.push_back(n + 1);
	for (int i = n; i >= 1; -- i) {
		while (d.sz && a[d.back()] <= a[i]) d.pop_back();
		if (d.back() != n + 1) {
			g[i].pb(d.back());
		}
		d.push_back(i);
	}
	
	if (n <= 2000) {
		for (int i = 1; i <= n; ++ i) {
			for (int j = 1; j <= n; ++ j) dis[i][j] = 1e9;
			queue <int> q;
			q.push(i);
			dis[i][i] = 0;
			while (q.sz) {
				int v = q.front();
				q.pop();
				for (auto to : g[v]) {
					if (dis[i][to] > dis[i][v] + 1) {
						dis[i][to] = dis[i][v] + 1;
						q.push(to);
					}
				}
			}
		}
	}
}

int minimum_jumps(int A, int B, int C, int D) {
	int ans = 1e9;
	++ A; ++ B; ++ C; ++ D;
	if (ok) return C - B;
	if (n <= 2000) {
		for (int i = A; i <= B; ++ i) {
			for (int j = C; j <= D; ++ j) {
				ans = min(ans, dis[i][j]);
			}
		}
	} else {
		queue <ll> q;
		for (int i = 1; i <= n; ++ i) d[i] = 1e9;
		for (int i = A; i <= B; ++ i) q.push(i), d[i] = 0;
		while (q.sz) {
			int v = q.front();
			q.pop();
			for (auto to : g[v]) {
				if (d[to] > d[v] + 1) {
					d[to] = d[v] + 1;
					q.push(to);
				}
			}
		}
		for (int i = C; i <= D; ++ i) ans = min(ans, d[i]);
	}
	return (ans == 1e9 ? -1 : ans);
}

//signed main() {
//	init(7, {3, 2, 1, 6, 4, 5, 7});
//	cout << minimum_jumps(0, 1, 2, 2);
//}

Compilation message

jumps.cpp:5: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    5 | #pragma comment(linker, "/stack:200000000")
      |

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 69 ms 12420 KB Output is correct
4 Correct 763 ms 14408 KB Output is correct
5 Correct 674 ms 9756 KB Output is correct
6 Correct 750 ms 14336 KB Output is correct
7 Correct 654 ms 11396 KB Output is correct
8 Correct 797 ms 14340 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 2 ms 4944 KB Output is correct
4 Correct 2 ms 4944 KB Output is correct
5 Correct 6 ms 5072 KB Output is correct
6 Correct 5 ms 5968 KB Output is correct
7 Correct 5 ms 5840 KB Output is correct
8 Correct 5 ms 5984 KB Output is correct
9 Correct 4 ms 5712 KB Output is correct
10 Correct 6 ms 5968 KB Output is correct
11 Correct 5 ms 5968 KB Output is correct
12 Correct 6 ms 5968 KB Output is correct
13 Correct 5 ms 5968 KB Output is correct
14 Correct 6 ms 5968 KB Output is correct
15 Correct 5 ms 5968 KB Output is correct
16 Correct 5 ms 5968 KB Output is correct
17 Correct 5 ms 5968 KB Output is correct
18 Correct 3 ms 4944 KB Output is correct
19 Correct 3 ms 5072 KB Output is correct
20 Correct 6 ms 5968 KB Output is correct
21 Correct 8 ms 5968 KB Output is correct
22 Correct 6 ms 5924 KB Output is correct
23 Correct 6 ms 5968 KB Output is correct
24 Correct 6 ms 5968 KB Output is correct
25 Correct 3 ms 4944 KB Output is correct
26 Correct 3 ms 4944 KB Output is correct
27 Correct 5 ms 4944 KB Output is correct
28 Correct 5 ms 5968 KB Output is correct
29 Correct 6 ms 5968 KB Output is correct
30 Correct 5 ms 5968 KB Output is correct
31 Correct 5 ms 5968 KB Output is correct
32 Correct 7 ms 5960 KB Output is correct
33 Correct 3 ms 4944 KB Output is correct
34 Correct 3 ms 5760 KB Output is correct
35 Correct 3 ms 5968 KB Output is correct
36 Correct 4 ms 5968 KB Output is correct
37 Correct 5 ms 5968 KB Output is correct
38 Correct 4 ms 5968 KB Output is correct
39 Correct 4 ms 5968 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 2 ms 4944 KB Output is correct
4 Correct 2 ms 4944 KB Output is correct
5 Correct 6 ms 5072 KB Output is correct
6 Correct 5 ms 5968 KB Output is correct
7 Correct 5 ms 5840 KB Output is correct
8 Correct 5 ms 5984 KB Output is correct
9 Correct 4 ms 5712 KB Output is correct
10 Correct 6 ms 5968 KB Output is correct
11 Correct 5 ms 5968 KB Output is correct
12 Correct 6 ms 5968 KB Output is correct
13 Correct 5 ms 5968 KB Output is correct
14 Correct 6 ms 5968 KB Output is correct
15 Correct 5 ms 5968 KB Output is correct
16 Correct 5 ms 5968 KB Output is correct
17 Correct 5 ms 5968 KB Output is correct
18 Correct 3 ms 4944 KB Output is correct
19 Correct 3 ms 5072 KB Output is correct
20 Correct 6 ms 5968 KB Output is correct
21 Correct 8 ms 5968 KB Output is correct
22 Correct 6 ms 5924 KB Output is correct
23 Correct 6 ms 5968 KB Output is correct
24 Correct 6 ms 5968 KB Output is correct
25 Correct 3 ms 4944 KB Output is correct
26 Correct 3 ms 4944 KB Output is correct
27 Correct 5 ms 4944 KB Output is correct
28 Correct 5 ms 5968 KB Output is correct
29 Correct 6 ms 5968 KB Output is correct
30 Correct 5 ms 5968 KB Output is correct
31 Correct 5 ms 5968 KB Output is correct
32 Correct 7 ms 5960 KB Output is correct
33 Correct 3 ms 4944 KB Output is correct
34 Correct 3 ms 5760 KB Output is correct
35 Correct 3 ms 5968 KB Output is correct
36 Correct 4 ms 5968 KB Output is correct
37 Correct 5 ms 5968 KB Output is correct
38 Correct 4 ms 5968 KB Output is correct
39 Correct 4 ms 5968 KB Output is correct
40 Correct 2 ms 4944 KB Output is correct
41 Correct 2 ms 4944 KB Output is correct
42 Correct 3 ms 4944 KB Output is correct
43 Correct 3 ms 4944 KB Output is correct
44 Correct 4 ms 5072 KB Output is correct
45 Correct 5 ms 5968 KB Output is correct
46 Correct 5 ms 5840 KB Output is correct
47 Correct 5 ms 5968 KB Output is correct
48 Correct 4 ms 5712 KB Output is correct
49 Correct 5 ms 5860 KB Output is correct
50 Correct 6 ms 5968 KB Output is correct
51 Correct 7 ms 5968 KB Output is correct
52 Correct 7 ms 5940 KB Output is correct
53 Correct 8 ms 5968 KB Output is correct
54 Correct 7 ms 5968 KB Output is correct
55 Correct 7 ms 5968 KB Output is correct
56 Correct 5 ms 5968 KB Output is correct
57 Correct 3 ms 5968 KB Output is correct
58 Correct 57 ms 18384 KB Output is correct
59 Correct 110 ms 20776 KB Output is correct
60 Correct 14 ms 10960 KB Output is correct
61 Correct 103 ms 20688 KB Output is correct
62 Correct 16 ms 5968 KB Output is correct
63 Correct 93 ms 20704 KB Output is correct
64 Correct 47 ms 20696 KB Output is correct
65 Correct 117 ms 20700 KB Output is correct
66 Correct 109 ms 20744 KB Output is correct
67 Correct 115 ms 20764 KB Output is correct
68 Correct 122 ms 20684 KB Output is correct
69 Correct 80 ms 20728 KB Output is correct
70 Correct 61 ms 20680 KB Output is correct
71 Correct 3 ms 4944 KB Output is correct
72 Correct 3 ms 5072 KB Output is correct
73 Correct 6 ms 5968 KB Output is correct
74 Correct 5 ms 5948 KB Output is correct
75 Correct 5 ms 5968 KB Output is correct
76 Correct 6 ms 5884 KB Output is correct
77 Correct 5 ms 5968 KB Output is correct
78 Correct 3 ms 4944 KB Output is correct
79 Correct 3 ms 4944 KB Output is correct
80 Correct 4 ms 4944 KB Output is correct
81 Correct 5 ms 5968 KB Output is correct
82 Correct 5 ms 5968 KB Output is correct
83 Correct 4 ms 5968 KB Output is correct
84 Correct 5 ms 5968 KB Output is correct
85 Correct 7 ms 6048 KB Output is correct
86 Correct 3 ms 4944 KB Output is correct
87 Correct 4 ms 5840 KB Output is correct
88 Correct 4 ms 5968 KB Output is correct
89 Correct 4 ms 5968 KB Output is correct
90 Correct 4 ms 5968 KB Output is correct
91 Correct 4 ms 5968 KB Output is correct
92 Correct 4 ms 5968 KB Output is correct
93 Correct 3 ms 5968 KB Output is correct
94 Correct 6 ms 6096 KB Output is correct
95 Correct 35 ms 20688 KB Output is correct
96 Correct 49 ms 20760 KB Output is correct
97 Correct 48 ms 20784 KB Output is correct
98 Correct 58 ms 20700 KB Output is correct
99 Correct 56 ms 20768 KB Output is correct
100 Correct 3 ms 5968 KB Output is correct
101 Correct 6 ms 10192 KB Output is correct
102 Correct 18 ms 20816 KB Output is correct
103 Correct 48 ms 20700 KB Output is correct
104 Correct 28 ms 20716 KB Output is correct
105 Correct 44 ms 20672 KB Output is correct
106 Correct 51 ms 20708 KB Output is correct
107 Correct 3 ms 5968 KB Output is correct
108 Correct 7 ms 12112 KB Output is correct
109 Correct 11 ms 20688 KB Output is correct
110 Correct 31 ms 20688 KB Output is correct
111 Correct 13 ms 20688 KB Output is correct
112 Correct 32 ms 20716 KB Output is correct
113 Correct 38 ms 20744 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 2 ms 4944 KB Output is correct
4 Correct 3 ms 4944 KB Output is correct
5 Correct 40 ms 12556 KB Output is correct
6 Correct 50 ms 14200 KB Output is correct
7 Correct 24 ms 9400 KB Output is correct
8 Correct 69 ms 15160 KB Output is correct
9 Correct 10 ms 6396 KB Output is correct
10 Correct 46 ms 14056 KB Output is correct
11 Correct 35 ms 14352 KB Output is correct
12 Correct 66 ms 14512 KB Output is correct
13 Correct 44 ms 14228 KB Output is correct
14 Correct 45 ms 13964 KB Output is correct
15 Correct 56 ms 14352 KB Output is correct
16 Correct 50 ms 15108 KB Output is correct
17 Correct 67 ms 15084 KB Output is correct
18 Correct 3 ms 4972 KB Output is correct
19 Correct 3 ms 5840 KB Output is correct
20 Correct 4 ms 5968 KB Output is correct
21 Correct 3 ms 5968 KB Output is correct
22 Correct 4 ms 5968 KB Output is correct
23 Correct 4 ms 5968 KB Output is correct
24 Correct 4 ms 5948 KB Output is correct
25 Correct 3 ms 5940 KB Output is correct
26 Correct 7 ms 12112 KB Output is correct
27 Correct 11 ms 20688 KB Output is correct
28 Correct 33 ms 20664 KB Output is correct
29 Correct 11 ms 20688 KB Output is correct
30 Correct 34 ms 20768 KB Output is correct
31 Correct 41 ms 20712 KB Output is correct
32 Correct 3 ms 4944 KB Output is correct
33 Correct 47 ms 13488 KB Output is correct
34 Correct 48 ms 14128 KB Output is correct
35 Correct 45 ms 14524 KB Output is correct
36 Correct 53 ms 13864 KB Output is correct
37 Correct 47 ms 14156 KB Output is correct
38 Correct 42 ms 15212 KB Output is correct
39 Correct 3 ms 4944 KB Output is correct
40 Correct 28 ms 9992 KB Output is correct
41 Correct 47 ms 13596 KB Output is correct
42 Correct 42 ms 14236 KB Output is correct
43 Correct 46 ms 13536 KB Output is correct
44 Correct 56 ms 13972 KB Output is correct
45 Correct 47 ms 14484 KB Output is correct

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 3 ms 4944 KB Output is correct
4 Correct 701 ms 8940 KB Output is correct
5 Execution timed out 4026 ms 13688 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 3 ms 4944 KB Output is correct
4 Correct 701 ms 8940 KB Output is correct
5 Execution timed out 4026 ms 13688 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4944 KB Output is correct
2 Correct 3 ms 4944 KB Output is correct
3 Correct 69 ms 12420 KB Output is correct
4 Correct 763 ms 14408 KB Output is correct
5 Correct 674 ms 9756 KB Output is correct
6 Correct 750 ms 14336 KB Output is correct
7 Correct 654 ms 11396 KB Output is correct
8 Correct 797 ms 14340 KB Output is correct
9 Correct 3 ms 4944 KB Output is correct
10 Correct 3 ms 4944 KB Output is correct
11 Correct 2 ms 4944 KB Output is correct
12 Correct 2 ms 4944 KB Output is correct
13 Correct 6 ms 5072 KB Output is correct
14 Correct 5 ms 5968 KB Output is correct
15 Correct 5 ms 5840 KB Output is correct
16 Correct 5 ms 5984 KB Output is correct
17 Correct 4 ms 5712 KB Output is correct
18 Correct 6 ms 5968 KB Output is correct
19 Correct 5 ms 5968 KB Output is correct
20 Correct 6 ms 5968 KB Output is correct
21 Correct 5 ms 5968 KB Output is correct
22 Correct 6 ms 5968 KB Output is correct
23 Correct 5 ms 5968 KB Output is correct
24 Correct 5 ms 5968 KB Output is correct
25 Correct 5 ms 5968 KB Output is correct
26 Correct 3 ms 4944 KB Output is correct
27 Correct 3 ms 5072 KB Output is correct
28 Correct 6 ms 5968 KB Output is correct
29 Correct 8 ms 5968 KB Output is correct
30 Correct 6 ms 5924 KB Output is correct
31 Correct 6 ms 5968 KB Output is correct
32 Correct 6 ms 5968 KB Output is correct
33 Correct 3 ms 4944 KB Output is correct
34 Correct 3 ms 4944 KB Output is correct
35 Correct 5 ms 4944 KB Output is correct
36 Correct 5 ms 5968 KB Output is correct
37 Correct 6 ms 5968 KB Output is correct
38 Correct 5 ms 5968 KB Output is correct
39 Correct 5 ms 5968 KB Output is correct
40 Correct 7 ms 5960 KB Output is correct
41 Correct 3 ms 4944 KB Output is correct
42 Correct 3 ms 5760 KB Output is correct
43 Correct 3 ms 5968 KB Output is correct
44 Correct 4 ms 5968 KB Output is correct
45 Correct 5 ms 5968 KB Output is correct
46 Correct 4 ms 5968 KB Output is correct
47 Correct 4 ms 5968 KB Output is correct
48 Correct 2 ms 4944 KB Output is correct
49 Correct 2 ms 4944 KB Output is correct
50 Correct 3 ms 4944 KB Output is correct
51 Correct 3 ms 4944 KB Output is correct
52 Correct 4 ms 5072 KB Output is correct
53 Correct 5 ms 5968 KB Output is correct
54 Correct 5 ms 5840 KB Output is correct
55 Correct 5 ms 5968 KB Output is correct
56 Correct 4 ms 5712 KB Output is correct
57 Correct 5 ms 5860 KB Output is correct
58 Correct 6 ms 5968 KB Output is correct
59 Correct 7 ms 5968 KB Output is correct
60 Correct 7 ms 5940 KB Output is correct
61 Correct 8 ms 5968 KB Output is correct
62 Correct 7 ms 5968 KB Output is correct
63 Correct 7 ms 5968 KB Output is correct
64 Correct 5 ms 5968 KB Output is correct
65 Correct 3 ms 5968 KB Output is correct
66 Correct 57 ms 18384 KB Output is correct
67 Correct 110 ms 20776 KB Output is correct
68 Correct 14 ms 10960 KB Output is correct
69 Correct 103 ms 20688 KB Output is correct
70 Correct 16 ms 5968 KB Output is correct
71 Correct 93 ms 20704 KB Output is correct
72 Correct 47 ms 20696 KB Output is correct
73 Correct 117 ms 20700 KB Output is correct
74 Correct 109 ms 20744 KB Output is correct
75 Correct 115 ms 20764 KB Output is correct
76 Correct 122 ms 20684 KB Output is correct
77 Correct 80 ms 20728 KB Output is correct
78 Correct 61 ms 20680 KB Output is correct
79 Correct 3 ms 4944 KB Output is correct
80 Correct 3 ms 5072 KB Output is correct
81 Correct 6 ms 5968 KB Output is correct
82 Correct 5 ms 5948 KB Output is correct
83 Correct 5 ms 5968 KB Output is correct
84 Correct 6 ms 5884 KB Output is correct
85 Correct 5 ms 5968 KB Output is correct
86 Correct 3 ms 4944 KB Output is correct
87 Correct 3 ms 4944 KB Output is correct
88 Correct 4 ms 4944 KB Output is correct
89 Correct 5 ms 5968 KB Output is correct
90 Correct 5 ms 5968 KB Output is correct
91 Correct 4 ms 5968 KB Output is correct
92 Correct 5 ms 5968 KB Output is correct
93 Correct 7 ms 6048 KB Output is correct
94 Correct 3 ms 4944 KB Output is correct
95 Correct 4 ms 5840 KB Output is correct
96 Correct 4 ms 5968 KB Output is correct
97 Correct 4 ms 5968 KB Output is correct
98 Correct 4 ms 5968 KB Output is correct
99 Correct 4 ms 5968 KB Output is correct
100 Correct 4 ms 5968 KB Output is correct
101 Correct 3 ms 5968 KB Output is correct
102 Correct 6 ms 6096 KB Output is correct
103 Correct 35 ms 20688 KB Output is correct
104 Correct 49 ms 20760 KB Output is correct
105 Correct 48 ms 20784 KB Output is correct
106 Correct 58 ms 20700 KB Output is correct
107 Correct 56 ms 20768 KB Output is correct
108 Correct 3 ms 5968 KB Output is correct
109 Correct 6 ms 10192 KB Output is correct
110 Correct 18 ms 20816 KB Output is correct
111 Correct 48 ms 20700 KB Output is correct
112 Correct 28 ms 20716 KB Output is correct
113 Correct 44 ms 20672 KB Output is correct
114 Correct 51 ms 20708 KB Output is correct
115 Correct 3 ms 5968 KB Output is correct
116 Correct 7 ms 12112 KB Output is correct
117 Correct 11 ms 20688 KB Output is correct
118 Correct 31 ms 20688 KB Output is correct
119 Correct 13 ms 20688 KB Output is correct
120 Correct 32 ms 20716 KB Output is correct
121 Correct 38 ms 20744 KB Output is correct
122 Correct 3 ms 4944 KB Output is correct
123 Correct 3 ms 4944 KB Output is correct
124 Correct 2 ms 4944 KB Output is correct
125 Correct 3 ms 4944 KB Output is correct
126 Correct 40 ms 12556 KB Output is correct
127 Correct 50 ms 14200 KB Output is correct
128 Correct 24 ms 9400 KB Output is correct
129 Correct 69 ms 15160 KB Output is correct
130 Correct 10 ms 6396 KB Output is correct
131 Correct 46 ms 14056 KB Output is correct
132 Correct 35 ms 14352 KB Output is correct
133 Correct 66 ms 14512 KB Output is correct
134 Correct 44 ms 14228 KB Output is correct
135 Correct 45 ms 13964 KB Output is correct
136 Correct 56 ms 14352 KB Output is correct
137 Correct 50 ms 15108 KB Output is correct
138 Correct 67 ms 15084 KB Output is correct
139 Correct 3 ms 4972 KB Output is correct
140 Correct 3 ms 5840 KB Output is correct
141 Correct 4 ms 5968 KB Output is correct
142 Correct 3 ms 5968 KB Output is correct
143 Correct 4 ms 5968 KB Output is correct
144 Correct 4 ms 5968 KB Output is correct
145 Correct 4 ms 5948 KB Output is correct
146 Correct 3 ms 5940 KB Output is correct
147 Correct 7 ms 12112 KB Output is correct
148 Correct 11 ms 20688 KB Output is correct
149 Correct 33 ms 20664 KB Output is correct
150 Correct 11 ms 20688 KB Output is correct
151 Correct 34 ms 20768 KB Output is correct
152 Correct 41 ms 20712 KB Output is correct
153 Correct 3 ms 4944 KB Output is correct
154 Correct 47 ms 13488 KB Output is correct
155 Correct 48 ms 14128 KB Output is correct
156 Correct 45 ms 14524 KB Output is correct
157 Correct 53 ms 13864 KB Output is correct
158 Correct 47 ms 14156 KB Output is correct
159 Correct 42 ms 15212 KB Output is correct
160 Correct 3 ms 4944 KB Output is correct
161 Correct 28 ms 9992 KB Output is correct
162 Correct 47 ms 13596 KB Output is correct
163 Correct 42 ms 14236 KB Output is correct
164 Correct 46 ms 13536 KB Output is correct
165 Correct 56 ms 13972 KB Output is correct
166 Correct 47 ms 14484 KB Output is correct
167 Correct 2 ms 4944 KB Output is correct
168 Correct 3 ms 4944 KB Output is correct
169 Correct 3 ms 4944 KB Output is correct
170 Correct 701 ms 8940 KB Output is correct
171 Execution timed out 4026 ms 13688 KB Time limit exceeded
172 Halted 0 ms 0 KB -