Submission #1058676

# Submission time Handle Problem Language Result Execution time Memory
1058676 2024-08-14T12:05:41 Z perekopskad Beech Tree (IOI23_beechtree) C++17
31 / 100
44 ms 20076 KB
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

#define el '\n'
#define ff first
#define ss second
#define pii pair <ll, ll>
#define pb push_back
#define mkp make_pair
#define fr(i, l, r) for(ll i = l; i <= r; i++)
#define debug(x) \
    { cout << #x << " = " << x << el; }

template<class T, class S>
inline bool chmax(T &a, const S &b) {
    return (a < b ? a = b, 1 : 0);
}

template<class T, class S>
inline bool chmin(T &a, const S &b) {
    return (a > b ? a = b, 1 : 0);
}

const ll N = 2e5 + 10;
const ll M = 1e5 + 10;
const ll K = 400;
const ll INF = 1e18 + 10;
const ll inf = 1e9 + 10;
const ll LOG = 20;
const ll mod = 1000002022;
mt19937 rnd(time(0));

int p[N], c[N], cnt[N], sz[N], h[N];
vector <int> g[N], x, ans;

void dfs1(int v) {
    x.pb(v);
    for(int u : g[v])
        dfs1(u);
}

bool comp(int a, int b) {
    return sz[a] > sz[b];
}

int check(vector <int> &v) {
    int k = 1;
    for(int j = 1; j < v.size(); j++) {
        int par = cnt[c[v[j]]];
        cnt[c[v[j]]]++;
        if(p[v[j]] != v[par]) k = 0;
    }
    for(int j = 0; j < v.size(); j++)
        cnt[c[v[j]]] = 0;

    return k;
}
/*
10 3
-1 0 0 0 1 1 1 2 2 3
0 2 3 1 3 1 2 3 2 1
*/

void dfs2(int v) {
    h[v] = 0;
    sz[v] = 1;
    int mx = 0, good = 1;
    for(int u : g[v]) {
        cnt[c[u]]++;
        chmax(mx, cnt[c[u]]);
    }
    for(int u : g[v])
        cnt[c[u]] = 0;

    for(int u : g[v]) {
        dfs2(u);
        chmax(h[v], h[u] + 1);
        sz[v] += sz[u];
        good &= ans[u];
    }

    if(mx > 1 || h[v] > 2 || !good) return;
    if(h[v] <= 1) {
        ans[v] = 1;
        return;
    }

    sort(g[v].begin(), g[v].end(), comp);
    vector <int> p = {v};
    for(int i : g[v])
        p.pb(i);

    for(int i : g[v])
        for(int i2 : g[i])
            p.pb(i2);

    if(check(p)) ans[v] = 1;
}

std::vector<int> beechtree(int N, int M, std::vector<int> P, std::vector<int> C) {
    fr(i, 0, N - 1) {
        p[i] = P[i];
        c[i] = C[i];
        if(i) g[p[i]].pb(i);
    }
    ans.resize(N);

    bool k = 1;
    fr(i, 0, N - 1)
        k &= (p[i] == i - 1);

    if(k) {
        int cnt = 0;
        for(int i = N - 1; i >= 0; i--) {
            if(i + cnt == N - 1) ans[i] = 1;
            cnt += (C[i] == C[N - 1]);
        }
        return ans;
    }

    if(N <= 8) {
        vector <int> ans(N);
        fr(i, 0, N - 1) {
            x.clear();
            dfs1(i);
            sort(x.begin(), x.end());
            int good = 0;
            do {
                int k = 1;

                if(x[0] != i)
                    continue;

                for(int j = 1; j < x.size(); j++) {
                    int par = cnt[c[x[j]]];
                    cnt[c[x[j]]]++;
                    if(p[x[j]] != x[par]) k = 0;
                }
                for(int j = 0; j < x.size(); j++)
                    cnt[c[x[j]]] = 0;
                if(k) {
                    good = 1;
                    break;
                }
            }while(next_permutation(x.begin(), x.end()));
            ans[i] = good;
        }
        return ans;
    }

    dfs2(0);
    return ans;
}

/*
int main()
{
    int N, M;
    assert(2 == scanf("%d %d", &N, &M));
    std::vector<int> P(N);
    for (int i = 0; i < N; ++i)
        assert(1 == scanf("%d", &P[i]));
    std::vector<int> C(N);
    for (int i = 0; i < N; ++i)
        assert(1 == scanf("%d", &C[i]));

    fclose(stdin);

    std::vector<int> res = beechtree(N, M, P, C);

    int n = res.size();
    for (int i = 0; i < n; ++i)
    {
        if (i > 0)
            printf(" ");
        printf("%d", res[i]);
    }
    printf("\n");
    fclose(stdout);

    return 0;
}
*/

Compilation message

beechtree.cpp: In function 'int check(std::vector<int>&)':
beechtree.cpp:50:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for(int j = 1; j < v.size(); j++) {
      |                    ~~^~~~~~~~~~
beechtree.cpp:55:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   55 |     for(int j = 0; j < v.size(); j++)
      |                    ~~^~~~~~~~~~
beechtree.cpp: In function 'std::vector<int> beechtree(int, int, std::vector<int>, std::vector<int>)':
beechtree.cpp:136:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  136 |                 for(int j = 1; j < x.size(); j++) {
      |                                ~~^~~~~~~~~~
beechtree.cpp:141:34: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  141 |                 for(int j = 0; j < x.size(); j++)
      |                                ~~^~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 2 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8792 KB Output is correct
23 Correct 1 ms 9048 KB Output is correct
24 Correct 1 ms 8796 KB Output is correct
25 Correct 1 ms 8796 KB Output is correct
26 Correct 1 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 1 ms 8796 KB Output is correct
33 Correct 1 ms 8792 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 39 ms 19876 KB Output is correct
8 Correct 39 ms 19800 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 2 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 44 ms 19848 KB Output is correct
18 Correct 44 ms 19876 KB Output is correct
19 Correct 39 ms 19804 KB Output is correct
20 Correct 41 ms 19796 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8792 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 1 ms 8824 KB Output is correct
11 Correct 1 ms 8800 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 2 ms 8796 KB Output is correct
15 Correct 26 ms 13052 KB Output is correct
16 Correct 18 ms 12760 KB Output is correct
17 Correct 18 ms 12760 KB Output is correct
18 Correct 19 ms 13072 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 39 ms 19876 KB Output is correct
6 Correct 39 ms 19800 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 1 ms 8808 KB Output is correct
10 Correct 2 ms 8796 KB Output is correct
11 Correct 43 ms 20076 KB Output is correct
12 Correct 37 ms 16140 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 2 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 1 ms 8796 KB Output is correct
25 Correct 1 ms 8792 KB Output is correct
26 Correct 1 ms 9048 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 1 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
35 Correct 1 ms 8796 KB Output is correct
36 Correct 1 ms 8792 KB Output is correct
37 Correct 1 ms 8796 KB Output is correct
38 Correct 1 ms 8796 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 1 ms 8796 KB Output is correct
41 Correct 1 ms 8796 KB Output is correct
42 Correct 1 ms 8792 KB Output is correct
43 Correct 1 ms 8796 KB Output is correct
44 Correct 1 ms 8796 KB Output is correct
45 Correct 1 ms 8796 KB Output is correct
46 Correct 1 ms 8796 KB Output is correct
47 Correct 1 ms 8796 KB Output is correct
48 Correct 1 ms 8796 KB Output is correct
49 Correct 1 ms 8796 KB Output is correct
50 Correct 1 ms 8796 KB Output is correct
51 Correct 1 ms 8824 KB Output is correct
52 Correct 1 ms 8796 KB Output is correct
53 Correct 1 ms 8796 KB Output is correct
54 Incorrect 1 ms 8796 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
55 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 2 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8792 KB Output is correct
19 Correct 1 ms 9048 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 1 ms 8796 KB Output is correct
25 Correct 1 ms 8796 KB Output is correct
26 Correct 1 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Incorrect 1 ms 8792 KB 2nd lines differ - on the 6th token, expected: '1', found: '0'
31 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 2 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 1 ms 8796 KB Output is correct
25 Correct 1 ms 8792 KB Output is correct
26 Correct 1 ms 9048 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 1 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
35 Correct 1 ms 8796 KB Output is correct
36 Correct 1 ms 8792 KB Output is correct
37 Correct 1 ms 8796 KB Output is correct
38 Correct 1 ms 8796 KB Output is correct
39 Correct 1 ms 8796 KB Output is correct
40 Correct 1 ms 8796 KB Output is correct
41 Correct 1 ms 8796 KB Output is correct
42 Correct 1 ms 8796 KB Output is correct
43 Correct 1 ms 8796 KB Output is correct
44 Correct 2 ms 8796 KB Output is correct
45 Correct 1 ms 8796 KB Output is correct
46 Correct 1 ms 8792 KB Output is correct
47 Correct 1 ms 8796 KB Output is correct
48 Correct 1 ms 8796 KB Output is correct
49 Correct 1 ms 8796 KB Output is correct
50 Correct 1 ms 8796 KB Output is correct
51 Correct 1 ms 8796 KB Output is correct
52 Correct 1 ms 8796 KB Output is correct
53 Correct 1 ms 8796 KB Output is correct
54 Correct 1 ms 8796 KB Output is correct
55 Correct 1 ms 8824 KB Output is correct
56 Correct 1 ms 8800 KB Output is correct
57 Correct 1 ms 8796 KB Output is correct
58 Correct 1 ms 8796 KB Output is correct
59 Correct 2 ms 8796 KB Output is correct
60 Correct 1 ms 8796 KB Output is correct
61 Correct 1 ms 8796 KB Output is correct
62 Correct 1 ms 8808 KB Output is correct
63 Correct 2 ms 8796 KB Output is correct
64 Incorrect 1 ms 8796 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
65 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 2 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8792 KB Output is correct
19 Correct 1 ms 9048 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 1 ms 8796 KB Output is correct
25 Correct 1 ms 8796 KB Output is correct
26 Correct 1 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Incorrect 1 ms 8792 KB 2nd lines differ - on the 6th token, expected: '1', found: '0'
31 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8796 KB Output is correct
8 Correct 1 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 1 ms 8796 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8796 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 2 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 1 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 1 ms 8796 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 1 ms 8796 KB Output is correct
25 Correct 1 ms 8792 KB Output is correct
26 Correct 1 ms 9048 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 1 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
35 Correct 1 ms 8796 KB Output is correct
36 Correct 1 ms 8792 KB Output is correct
37 Correct 1 ms 8796 KB Output is correct
38 Correct 39 ms 19876 KB Output is correct
39 Correct 39 ms 19800 KB Output is correct
40 Correct 1 ms 8796 KB Output is correct
41 Correct 1 ms 8796 KB Output is correct
42 Correct 1 ms 8796 KB Output is correct
43 Correct 1 ms 8796 KB Output is correct
44 Correct 1 ms 8796 KB Output is correct
45 Correct 1 ms 8796 KB Output is correct
46 Correct 2 ms 8796 KB Output is correct
47 Correct 1 ms 8796 KB Output is correct
48 Correct 44 ms 19848 KB Output is correct
49 Correct 44 ms 19876 KB Output is correct
50 Correct 39 ms 19804 KB Output is correct
51 Correct 41 ms 19796 KB Output is correct
52 Correct 1 ms 8792 KB Output is correct
53 Correct 1 ms 8796 KB Output is correct
54 Correct 1 ms 8796 KB Output is correct
55 Correct 1 ms 8796 KB Output is correct
56 Correct 1 ms 8796 KB Output is correct
57 Correct 1 ms 8796 KB Output is correct
58 Correct 1 ms 8796 KB Output is correct
59 Correct 1 ms 8796 KB Output is correct
60 Correct 1 ms 8796 KB Output is correct
61 Correct 1 ms 8824 KB Output is correct
62 Correct 1 ms 8800 KB Output is correct
63 Correct 1 ms 8796 KB Output is correct
64 Correct 1 ms 8796 KB Output is correct
65 Correct 2 ms 8796 KB Output is correct
66 Correct 26 ms 13052 KB Output is correct
67 Correct 18 ms 12760 KB Output is correct
68 Correct 18 ms 12760 KB Output is correct
69 Correct 19 ms 13072 KB Output is correct
70 Correct 1 ms 8796 KB Output is correct
71 Correct 1 ms 8796 KB Output is correct
72 Correct 1 ms 8808 KB Output is correct
73 Correct 2 ms 8796 KB Output is correct
74 Correct 43 ms 20076 KB Output is correct
75 Correct 37 ms 16140 KB Output is correct
76 Incorrect 1 ms 8796 KB 2nd lines differ - on the 1st token, expected: '1', found: '0'
77 Halted 0 ms 0 KB -