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답안 #790388

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
790388 2023-07-22T15:34:21 Z Ronin13 꿈 (IOI13_dreaming) C++17
65 / 100
 55 ms 22308 KB 
#include "dreaming.h"
#include <bits/stdc++.h>
#define ll long long 
#define ull unsigned ll
#define f first
#define s second
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define epb emplace_back
using namespace std;

const int nmax = 200001;
vector <vector <pair<ll, ll> > > g(nmax);
int dp[nmax][3];
vector <bool> used(nmax);

vector <int> cmp;

void dfs(int v, int e = -1){
    used[v] = true;
    cmp.pb(v);
    for(auto x : g[v]){
        int to = x.f;
        int len = x.s;
        if(used[to]) continue;
        dfs(to, v);
        if(dp[v][0] < dp[to][0] + len){
            swap(dp[v][0], dp[v][1]);
            dp[v][2] = to;
            dp[v][0] = dp[to][0] + len;
        }
        else dp[v][1] = max(dp[v][1], dp[to][0] + len);
    }
}

void reroot(int v, int e){
    for(auto x : g[v]){
        int to = x.f;
        int len = x.s;
        if(to == e) continue;
        int mx = 0;
        if(dp[v][2] == to){
            mx = dp[v][1] + len;
        }
        else mx = dp[v][0] + len;
        if(dp[to][0] < mx)
        swap(dp[to][0], dp[to][1]), dp[to][2] = v, dp[to][0] = mx;
        else dp[to][1] = max(dp[to][1], mx);
        reroot(to, v);
    }

}

int travelTime(int N, int M, int L, int A[], int B[], int T[]) {
    for(int i = 0; i < M; i++){
        int u = A[i], v = B[i], w = T[i];
        g[u].pb({v, w});
        g[v].pb({u, w});
    }
    int ans = 0;
    multiset <ll> st;
    for(int i = 0; i < N; i++){
        if(used[i]) continue;
        dfs(i);
        reroot(i, i);
        int mn = 1e9;
        for(int to : cmp){
            ans = max(ans, dp[to][0]);
            mn = min(mn, dp[to][0]);
        }
        st.insert(mn);
        cmp.clear();
    }
    int a, b, c;
    a = b = c = -1e9;
    if(st.size() >= 2){
        a = *st.rbegin();
        st.erase(st.find(a));
        b = *st.rbegin();
        st.erase(st.find(b));
        ans = max(ans, a + b + L);
    }
    if(st.size() >= 3){
        c = *st.rbegin();
        ans = max(ans, b + c + 2 * L);
    }
    return ans;
}

Subtask #1
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 34 ms 17248 KB Output is correct
2 Correct 43 ms 16884 KB Output is correct
3 Correct 24 ms 14476 KB Output is correct
4 Correct 7 ms 6856 KB Output is correct
5 Correct 7 ms 6196 KB Output is correct
6 Correct 10 ms 7884 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 18 ms 10372 KB Output is correct
9 Correct 23 ms 12836 KB Output is correct
10 Correct 2 ms 5076 KB Output is correct
11 Correct 32 ms 14348 KB Output is correct
12 Correct 37 ms 15852 KB Output is correct
13 Correct 3 ms 5076 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 5040 KB Output is correct
3 Correct 2 ms 5044 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 4948 KB Output is correct
6 Correct 2 ms 4948 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 2 ms 4948 KB Output is correct
11 Correct 3 ms 5052 KB Output is correct
12 Correct 2 ms 4948 KB Output is correct
13 Correct 2 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 2 ms 4948 KB Output is correct
16 Correct 2 ms 5056 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 2 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 2 ms 5004 KB Output is correct
21 Correct 2 ms 4948 KB Output is correct
22 Correct 2 ms 4948 KB Output is correct
23 Correct 3 ms 5056 KB Output is correct
24 Correct 2 ms 5032 KB Output is correct
25 Correct 2 ms 4948 KB Output is correct

Subtask #3
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 34 ms 17248 KB Output is correct
2 Correct 43 ms 16884 KB Output is correct
3 Correct 24 ms 14476 KB Output is correct
4 Correct 7 ms 6856 KB Output is correct
5 Correct 7 ms 6196 KB Output is correct
6 Correct 10 ms 7884 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 18 ms 10372 KB Output is correct
9 Correct 23 ms 12836 KB Output is correct
10 Correct 2 ms 5076 KB Output is correct
11 Correct 32 ms 14348 KB Output is correct
12 Correct 37 ms 15852 KB Output is correct
13 Correct 3 ms 5076 KB Output is correct
14 Correct 2 ms 4948 KB Output is correct
15 Correct 2 ms 5040 KB Output is correct
16 Correct 2 ms 5044 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 2 ms 4948 KB Output is correct
19 Correct 2 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 2 ms 4948 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 2 ms 4948 KB Output is correct
24 Correct 3 ms 5052 KB Output is correct
25 Correct 2 ms 4948 KB Output is correct
26 Correct 2 ms 4948 KB Output is correct
27 Correct 3 ms 4948 KB Output is correct
28 Correct 2 ms 4948 KB Output is correct
29 Correct 2 ms 5056 KB Output is correct
30 Correct 2 ms 4948 KB Output is correct
31 Correct 2 ms 4948 KB Output is correct
32 Correct 3 ms 4948 KB Output is correct
33 Correct 2 ms 5004 KB Output is correct
34 Correct 2 ms 4948 KB Output is correct
35 Correct 2 ms 4948 KB Output is correct
36 Correct 3 ms 5056 KB Output is correct
37 Correct 2 ms 5032 KB Output is correct
38 Correct 2 ms 4948 KB Output is correct
39 Correct 33 ms 17180 KB Output is correct
40 Correct 33 ms 16772 KB Output is correct
41 Correct 25 ms 14512 KB Output is correct
42 Correct 7 ms 6868 KB Output is correct
43 Correct 3 ms 5056 KB Output is correct
44 Correct 2 ms 4948 KB Output is correct
45 Correct 2 ms 5044 KB Output is correct
46 Correct 2 ms 4948 KB Output is correct
47 Correct 3 ms 5048 KB Output is correct
48 Correct 2 ms 5028 KB Output is correct
49 Correct 2 ms 4948 KB Output is correct
50 Correct 2 ms 4948 KB Output is correct
51 Correct 2 ms 4948 KB Output is correct
52 Correct 3 ms 4948 KB Output is correct
53 Correct 2 ms 4948 KB Output is correct
54 Correct 2 ms 5044 KB Output is correct
55 Correct 2 ms 4948 KB Output is correct
56 Correct 2 ms 4948 KB Output is correct
57 Correct 55 ms 15292 KB Output is correct
58 Correct 43 ms 14884 KB Output is correct
59 Correct 46 ms 14996 KB Output is correct
60 Correct 42 ms 14668 KB Output is correct
61 Correct 43 ms 14912 KB Output is correct
62 Correct 42 ms 14708 KB Output is correct
63 Correct 43 ms 14500 KB Output is correct
64 Correct 40 ms 14492 KB Output is correct
65 Correct 48 ms 14772 KB Output is correct
66 Correct 42 ms 14708 KB Output is correct
67 Correct 42 ms 14920 KB Output is correct
68 Correct 42 ms 14960 KB Output is correct
69 Correct 44 ms 14924 KB Output is correct
70 Correct 43 ms 14920 KB Output is correct
71 Correct 3 ms 4948 KB Output is correct
72 Correct 3 ms 5332 KB Output is correct
73 Correct 3 ms 5332 KB Output is correct
74 Correct 4 ms 5332 KB Output is correct
75 Correct 4 ms 5316 KB Output is correct
76 Correct 4 ms 5332 KB Output is correct
77 Correct 3 ms 5316 KB Output is correct
78 Correct 3 ms 5332 KB Output is correct
79 Correct 3 ms 5332 KB Output is correct
80 Correct 42 ms 14920 KB Output is correct
81 Correct 46 ms 14984 KB Output is correct
82 Correct 44 ms 14920 KB Output is correct
83 Correct 42 ms 14988 KB Output is correct
84 Correct 3 ms 5204 KB Output is correct
85 Correct 3 ms 5204 KB Output is correct
86 Correct 3 ms 5204 KB Output is correct
87 Correct 3 ms 5204 KB Output is correct
88 Correct 3 ms 5204 KB Output is correct
89 Correct 4 ms 5332 KB Output is correct
90 Correct 3 ms 5188 KB Output is correct
91 Correct 3 ms 5316 KB Output is correct
92 Correct 4 ms 5240 KB Output is correct
93 Correct 3 ms 5208 KB Output is correct
94 Correct 2 ms 4948 KB Output is correct
95 Correct 2 ms 5052 KB Output is correct
96 Correct 3 ms 4948 KB Output is correct
97 Correct 3 ms 4948 KB Output is correct
98 Correct 2 ms 5028 KB Output is correct
99 Correct 3 ms 4948 KB Output is correct
100 Correct 3 ms 4948 KB Output is correct
101 Correct 2 ms 4948 KB Output is correct
102 Correct 3 ms 4948 KB Output is correct
103 Correct 3 ms 5048 KB Output is correct
104 Correct 6 ms 6228 KB Output is correct
105 Correct 10 ms 7892 KB Output is correct
106 Correct 2 ms 5076 KB Output is correct
107 Correct 18 ms 10360 KB Output is correct
108 Correct 23 ms 12880 KB Output is correct
109 Correct 3 ms 5076 KB Output is correct
110 Correct 32 ms 14396 KB Output is correct
111 Correct 46 ms 15892 KB Output is correct
112 Correct 3 ms 5076 KB Output is correct
113 Correct 54 ms 22308 KB Output is correct

Subtask #4
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 24 ms 11700 KB Output is correct
2 Correct 30 ms 11728 KB Output is correct
3 Correct 24 ms 11780 KB Output is correct
4 Correct 24 ms 11720 KB Output is correct
5 Correct 26 ms 11668 KB Output is correct
6 Correct 25 ms 12172 KB Output is correct
7 Correct 26 ms 12064 KB Output is correct
8 Correct 34 ms 11788 KB Output is correct
9 Correct 23 ms 11604 KB Output is correct
10 Correct 25 ms 11940 KB Output is correct
11 Correct 2 ms 5048 KB Output is correct
12 Correct 16 ms 10676 KB Output is correct
13 Correct 16 ms 10836 KB Output is correct
14 Correct 16 ms 10708 KB Output is correct
15 Correct 16 ms 10768 KB Output is correct
16 Correct 17 ms 10504 KB Output is correct
17 Correct 17 ms 10000 KB Output is correct
18 Correct 17 ms 10816 KB Output is correct
19 Correct 16 ms 10580 KB Output is correct
20 Correct 2 ms 4948 KB Output is correct
21 Correct 2 ms 4948 KB Output is correct
22 Correct 3 ms 5204 KB Output is correct
23 Correct 16 ms 10632 KB Output is correct

Subtask #5
0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4948 KB Output is correct
2 Correct 2 ms 5040 KB Output is correct
3 Correct 2 ms 5044 KB Output is correct
4 Correct 2 ms 4948 KB Output is correct
5 Correct 2 ms 4948 KB Output is correct
6 Correct 2 ms 4948 KB Output is correct
7 Correct 3 ms 4948 KB Output is correct
8 Correct 2 ms 4948 KB Output is correct
9 Correct 3 ms 4948 KB Output is correct
10 Correct 2 ms 4948 KB Output is correct
11 Correct 3 ms 5052 KB Output is correct
12 Correct 2 ms 4948 KB Output is correct
13 Correct 2 ms 4948 KB Output is correct
14 Correct 3 ms 4948 KB Output is correct
15 Correct 2 ms 4948 KB Output is correct
16 Correct 2 ms 5056 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 2 ms 4948 KB Output is correct
19 Correct 3 ms 4948 KB Output is correct
20 Correct 2 ms 5004 KB Output is correct
21 Correct 2 ms 4948 KB Output is correct
22 Correct 2 ms 4948 KB Output is correct
23 Correct 3 ms 5056 KB Output is correct
24 Correct 2 ms 5032 KB Output is correct
25 Correct 2 ms 4948 KB Output is correct
26 Correct 7 ms 5056 KB Output is correct
27 Correct 3 ms 5204 KB Output is correct
28 Correct 3 ms 5204 KB Output is correct
29 Correct 3 ms 5076 KB Output is correct
30 Correct 3 ms 5212 KB Output is correct
31 Correct 3 ms 5204 KB Output is correct
32 Correct 2 ms 5076 KB Output is correct
33 Correct 3 ms 5204 KB Output is correct
34 Correct 4 ms 5212 KB Output is correct
35 Correct 3 ms 5052 KB Output is correct
36 Correct 2 ms 4948 KB Output is correct
37 Correct 2 ms 4948 KB Output is correct
38 Correct 2 ms 5052 KB Output is correct
39 Correct 3 ms 4948 KB Output is correct
40 Correct 3 ms 4948 KB Output is correct
41 Correct 2 ms 4948 KB Output is correct
42 Correct 2 ms 4948 KB Output is correct
43 Correct 2 ms 4948 KB Output is correct
44 Correct 2 ms 5052 KB Output is correct
45 Correct 2 ms 4948 KB Output is correct
46 Correct 2 ms 4948 KB Output is correct
47 Correct 2 ms 4948 KB Output is correct
48 Correct 2 ms 4964 KB Output is correct
49 Correct 2 ms 4948 KB Output is correct
50 Correct 2 ms 4948 KB Output is correct
51 Correct 2 ms 4948 KB Output is correct
52 Correct 2 ms 4948 KB Output is correct
53 Correct 3 ms 4948 KB Output is correct
54 Correct 4 ms 5444 KB Output is correct
55 Correct 3 ms 5460 KB Output is correct
56 Correct 4 ms 5204 KB Output is correct
57 Correct 3 ms 5144 KB Output is correct
58 Correct 3 ms 5332 KB Output is correct
59 Correct 3 ms 5332 KB Output is correct
60 Correct 3 ms 5204 KB Output is correct
61 Correct 3 ms 5204 KB Output is correct
62 Incorrect 4 ms 5332 KB Output isn't correct
63 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 34 ms 17248 KB Output is correct
2 Correct 43 ms 16884 KB Output is correct
3 Correct 24 ms 14476 KB Output is correct
4 Correct 7 ms 6856 KB Output is correct
5 Correct 7 ms 6196 KB Output is correct
6 Correct 10 ms 7884 KB Output is correct
7 Correct 3 ms 5076 KB Output is correct
8 Correct 18 ms 10372 KB Output is correct
9 Correct 23 ms 12836 KB Output is correct
10 Correct 2 ms 5076 KB Output is correct
11 Correct 32 ms 14348 KB Output is correct
12 Correct 37 ms 15852 KB Output is correct
13 Correct 3 ms 5076 KB Output is correct
14 Correct 2 ms 4948 KB Output is correct
15 Correct 2 ms 5040 KB Output is correct
16 Correct 2 ms 5044 KB Output is correct
17 Correct 2 ms 4948 KB Output is correct
18 Correct 2 ms 4948 KB Output is correct
19 Correct 2 ms 4948 KB Output is correct
20 Correct 3 ms 4948 KB Output is correct
21 Correct 2 ms 4948 KB Output is correct
22 Correct 3 ms 4948 KB Output is correct
23 Correct 2 ms 4948 KB Output is correct
24 Correct 3 ms 5052 KB Output is correct
25 Correct 2 ms 4948 KB Output is correct
26 Correct 2 ms 4948 KB Output is correct
27 Correct 3 ms 4948 KB Output is correct
28 Correct 2 ms 4948 KB Output is correct
29 Correct 2 ms 5056 KB Output is correct
30 Correct 2 ms 4948 KB Output is correct
31 Correct 2 ms 4948 KB Output is correct
32 Correct 3 ms 4948 KB Output is correct
33 Correct 2 ms 5004 KB Output is correct
34 Correct 2 ms 4948 KB Output is correct
35 Correct 2 ms 4948 KB Output is correct
36 Correct 3 ms 5056 KB Output is correct
37 Correct 2 ms 5032 KB Output is correct
38 Correct 2 ms 4948 KB Output is correct
39 Correct 33 ms 17180 KB Output is correct
40 Correct 33 ms 16772 KB Output is correct
41 Correct 25 ms 14512 KB Output is correct
42 Correct 7 ms 6868 KB Output is correct
43 Correct 3 ms 5056 KB Output is correct
44 Correct 2 ms 4948 KB Output is correct
45 Correct 2 ms 5044 KB Output is correct
46 Correct 2 ms 4948 KB Output is correct
47 Correct 3 ms 5048 KB Output is correct
48 Correct 2 ms 5028 KB Output is correct
49 Correct 2 ms 4948 KB Output is correct
50 Correct 2 ms 4948 KB Output is correct
51 Correct 2 ms 4948 KB Output is correct
52 Correct 3 ms 4948 KB Output is correct
53 Correct 2 ms 4948 KB Output is correct
54 Correct 2 ms 5044 KB Output is correct
55 Correct 2 ms 4948 KB Output is correct
56 Correct 2 ms 4948 KB Output is correct
57 Correct 55 ms 15292 KB Output is correct
58 Correct 43 ms 14884 KB Output is correct
59 Correct 46 ms 14996 KB Output is correct
60 Correct 42 ms 14668 KB Output is correct
61 Correct 43 ms 14912 KB Output is correct
62 Correct 42 ms 14708 KB Output is correct
63 Correct 43 ms 14500 KB Output is correct
64 Correct 40 ms 14492 KB Output is correct
65 Correct 48 ms 14772 KB Output is correct
66 Correct 42 ms 14708 KB Output is correct
67 Correct 42 ms 14920 KB Output is correct
68 Correct 42 ms 14960 KB Output is correct
69 Correct 44 ms 14924 KB Output is correct
70 Correct 43 ms 14920 KB Output is correct
71 Correct 3 ms 4948 KB Output is correct
72 Correct 3 ms 5332 KB Output is correct
73 Correct 3 ms 5332 KB Output is correct
74 Correct 4 ms 5332 KB Output is correct
75 Correct 4 ms 5316 KB Output is correct
76 Correct 4 ms 5332 KB Output is correct
77 Correct 3 ms 5316 KB Output is correct
78 Correct 3 ms 5332 KB Output is correct
79 Correct 3 ms 5332 KB Output is correct
80 Correct 42 ms 14920 KB Output is correct
81 Correct 46 ms 14984 KB Output is correct
82 Correct 44 ms 14920 KB Output is correct
83 Correct 42 ms 14988 KB Output is correct
84 Correct 3 ms 5204 KB Output is correct
85 Correct 3 ms 5204 KB Output is correct
86 Correct 3 ms 5204 KB Output is correct
87 Correct 3 ms 5204 KB Output is correct
88 Correct 3 ms 5204 KB Output is correct
89 Correct 4 ms 5332 KB Output is correct
90 Correct 3 ms 5188 KB Output is correct
91 Correct 3 ms 5316 KB Output is correct
92 Correct 4 ms 5240 KB Output is correct
93 Correct 3 ms 5208 KB Output is correct
94 Correct 2 ms 4948 KB Output is correct
95 Correct 2 ms 5052 KB Output is correct
96 Correct 3 ms 4948 KB Output is correct
97 Correct 3 ms 4948 KB Output is correct
98 Correct 2 ms 5028 KB Output is correct
99 Correct 3 ms 4948 KB Output is correct
100 Correct 3 ms 4948 KB Output is correct
101 Correct 2 ms 4948 KB Output is correct
102 Correct 3 ms 4948 KB Output is correct
103 Correct 3 ms 5048 KB Output is correct
104 Correct 6 ms 6228 KB Output is correct
105 Correct 10 ms 7892 KB Output is correct
106 Correct 2 ms 5076 KB Output is correct
107 Correct 18 ms 10360 KB Output is correct
108 Correct 23 ms 12880 KB Output is correct
109 Correct 3 ms 5076 KB Output is correct
110 Correct 32 ms 14396 KB Output is correct
111 Correct 46 ms 15892 KB Output is correct
112 Correct 3 ms 5076 KB Output is correct
113 Correct 54 ms 22308 KB Output is correct
114 Correct 24 ms 11700 KB Output is correct
115 Correct 30 ms 11728 KB Output is correct
116 Correct 24 ms 11780 KB Output is correct
117 Correct 24 ms 11720 KB Output is correct
118 Correct 26 ms 11668 KB Output is correct
119 Correct 25 ms 12172 KB Output is correct
120 Correct 26 ms 12064 KB Output is correct
121 Correct 34 ms 11788 KB Output is correct
122 Correct 23 ms 11604 KB Output is correct
123 Correct 25 ms 11940 KB Output is correct
124 Correct 2 ms 5048 KB Output is correct
125 Correct 16 ms 10676 KB Output is correct
126 Correct 16 ms 10836 KB Output is correct
127 Correct 16 ms 10708 KB Output is correct
128 Correct 16 ms 10768 KB Output is correct
129 Correct 17 ms 10504 KB Output is correct
130 Correct 17 ms 10000 KB Output is correct
131 Correct 17 ms 10816 KB Output is correct
132 Correct 16 ms 10580 KB Output is correct
133 Correct 2 ms 4948 KB Output is correct
134 Correct 2 ms 4948 KB Output is correct
135 Correct 3 ms 5204 KB Output is correct
136 Correct 16 ms 10632 KB Output is correct
137 Correct 7 ms 5056 KB Output is correct
138 Correct 3 ms 5204 KB Output is correct
139 Correct 3 ms 5204 KB Output is correct
140 Correct 3 ms 5076 KB Output is correct
141 Correct 3 ms 5212 KB Output is correct
142 Correct 3 ms 5204 KB Output is correct
143 Correct 2 ms 5076 KB Output is correct
144 Correct 3 ms 5204 KB Output is correct
145 Correct 4 ms 5212 KB Output is correct
146 Correct 3 ms 5052 KB Output is correct
147 Correct 2 ms 4948 KB Output is correct
148 Correct 2 ms 4948 KB Output is correct
149 Correct 2 ms 5052 KB Output is correct
150 Correct 3 ms 4948 KB Output is correct
151 Correct 3 ms 4948 KB Output is correct
152 Correct 2 ms 4948 KB Output is correct
153 Correct 2 ms 4948 KB Output is correct
154 Correct 2 ms 4948 KB Output is correct
155 Correct 2 ms 5052 KB Output is correct
156 Correct 2 ms 4948 KB Output is correct
157 Correct 2 ms 4948 KB Output is correct
158 Correct 2 ms 4948 KB Output is correct
159 Correct 2 ms 4964 KB Output is correct
160 Correct 2 ms 4948 KB Output is correct
161 Correct 2 ms 4948 KB Output is correct
162 Correct 2 ms 4948 KB Output is correct
163 Correct 2 ms 4948 KB Output is correct
164 Correct 3 ms 4948 KB Output is correct
165 Correct 4 ms 5444 KB Output is correct
166 Correct 3 ms 5460 KB Output is correct
167 Correct 4 ms 5204 KB Output is correct
168 Correct 3 ms 5144 KB Output is correct
169 Correct 3 ms 5332 KB Output is correct
170 Correct 3 ms 5332 KB Output is correct
171 Correct 3 ms 5204 KB Output is correct
172 Correct 3 ms 5204 KB Output is correct
173 Incorrect 4 ms 5332 KB Output isn't correct
174 Halted 0 ms 0 KB -