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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#324783#5533. Tricktuanlinh12378 879ms12376kbC++202.9kb2024-02-11 00:05:092024-02-11 00:05:11

Judging History

你现在查看的是最新测评结果

  • [2024-02-11 00:05:11]
  • 评测
  • 测评结果:78
  • 用时:879ms
  • 内存:12376kb
  • [2024-02-11 00:05:09]
  • 提交

answer

#include<bits/stdc++.h>
#define ll long long
#define pll pair<ll, ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define ld long double
using namespace std;

mt19937_64 rng(1);
mt19937_64 rng2(chrono::steady_clock::now().time_since_epoch().count());
ll random2(ll l,ll r){
    return rng2()%(r-l+1)+l;
}
ll random(ll l,ll r){
    return rng()%(r-l+1)+l;
}
ll myrandom(ll i){
    return rng()%i;
}
ll f(ll x,ll y,ll n){
    rng.seed((x*(2*n+5)+y+69)*45);
    return random(0,2*n);
}
ll match[1005][1005];

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    ll t, type; cin >> t >> type;
    clock_t s = clock();
    auto assistant_small=[&](ll n)
    {
        ll sum=0, Mod=n*2+1;
        vector <ll> a(n);
        for (ll& i:a) cin >> i, sum=(sum+i)%Mod;
        for (ll i=0; i<n; i++)
            for (ll j=0; j<n; j++)
                if (i!=j && match[a[i]][a[j]]==sum)
                {
                    cout << a[i] << " " << a[j] << "\n";
                    return;
                }
    };
    auto magician_small=[&](ll n)
    {
        ll Mod=n*2+1, fa1, fb1, fa2, fb2; cin >> fa1 >> fb1 >> fa2 >> fb2;
        ll sum=match[fa1][fb1]+match[fa2][fb2];
        sum=((n*2+1-sum)%Mod+Mod)%Mod; cout << sum << "\n";
    };
    auto assistant=[&](ll n)
    {
        vector <ll> a(n);
        ll sum = 0;
        for (auto &x:a){cin>>x;sum = (sum+x)%(2*n+1);}
        ll u,v;
        u = random2(0,(ll)a.size()-1);
        v = random2(0,(ll)a.size()-1);
        while (u == v || f(a[u],a[v],n) != sum && clock() - s < 0.9 * CLOCKS_PER_SEC){
            u = random2(0,(ll)a.size()-1);
            v = random2(0,(ll)a.size()-1);
        }
        cout<<a[u]<<' '<<a[v]<<'\n';
    };
    auto magician=[&](ll n)
    {
        ll a,b,c,d;
        cin>>a>>b>>c>>d;
        ll res = -(f(a,b,n)+f(c,d,n));
        res = (res%(2*n+1)+2*n+1)%(2*n+1);
        cout<<res<<'\n';
    };
    while (t--)
    {
        ll n; cin >> n;
        auto init=[&](ll a, ll b)
        {
            for (ll s=0; s<=n*2; s++)
                match[(a+s)%(n*2+1)][(b+s)%(n*2+1)]=s;
        };
        if (n<=500)
        {
            if (n%2==0)
            {
                for (ll i=n*2; i>=n+2; i--)
                    init(i, n*2+1-i);
                init(0, n*2), init(0, 1), init(n*2-3, n+1);
                init(n, 2), init(n, n*2-1), init(4, n+1);
            }
            else
            {
                for (ll i=1; i<=n-1; i++)
                    init(i, n*2+1-i);
                init(0, n*2), init(0, 1), init(n, 2);
                init(n, n*2-1), init(4, n+1), init(n*2-3, n+1);
            }
            if (type<=2) assistant_small(n);
            else magician_small(n);
        }
        else if (type<=2) assistant(n);
        else magician(n);
    }
}

Details

Tip: Click on the bar to expand more detailed information

Subtask #1:

score: 29
Accepted

Test #1:

score: 29
Accepted
time: 13ms = 0ms + 13ms
memory: 0kb,3808kb

input:

12012
1
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 5
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 4 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 6
6
0 1 2 3 5 ...

output:

0 4
0 4
0 4
0 4
0 4
0 4
0 4
0 6
0 6
0 6
0 6
0 6
0 6
0 6
2 6
2 6
2 6
2 6
2 6
2 6
2 6
4 6
4 6
4 6
4 6
4 6
4 6
4 6
6 5
6 5
6 5
6 5
6 5
6 5
6 5
0 5
0 5
0 5
0 5
0 5
0 5
0 5
1 6
1 6
1 6
1 6
1 6
1 6
1 6
1 7
1 7
1 7
1 7
1 7
1 7
1 7
3 7
3 7
3 7
3 7
3 7
3 7
3 7
2 0
2 0
2 0
2 0
2 0
2 0
2 0
0 5
0 5
0 5
0 5
0 5
...

input:

12012
2
6
7 8 9 10 11 12
6
6 8 9 10 11 12
6
6 7 9 10 11 12
6
6 7 8 10 11 12
6
6 7 8 9 11 12
6
6 7 8 9 10 12
6
6 7 8 9 10 11
6
7 8 9 10 11 12
6
5 8 9 10 11 12
6
5 7 9 10 11 12
6
5 7 8 10 11 12
6
5 7 8 9 11 12
6
5 7 8 9 10 12
6
5 7 8 9 10 11
6
7 8 9 10 11 12
6
4 8 9 10 11 12
6
4 7 9 10 11 12
6
4 7 8 1...

output:

9 12
8 11
7 10
10 7
7 12
9 7
8 6
9 12
9 5
10 7
5 8
5 12
5 10
7 5
9 12
8 4
7 12
4 7
7 4
4 9
9 11
9 12
10 8
3 10
8 3
11 12
3 8
7 11
9 12
2 9
9 2
7 2
8 12
2 7
7 9
9 12
10 1
10 12
8 12
7 11
1 10
7 8
9 12
9 0
7 0
7 11
7 9
0 9
10 0
8 11
9 5
9 6
5 12
8 6
10 12
9 11
8 11
8 4
4 11
8 6
4 9
6 4
8 10
8 11
10 8
...

input:

12012
3
6
0 4 9 12
6
0 4 8 11
6
0 4 7 10
6
0 4 10 7
6
0 4 7 12
6
0 4 9 7
6
0 4 8 6
6
0 6 9 12
6
0 6 9 5
6
0 6 10 7
6
0 6 5 8
6
0 6 5 12
6
0 6 5 10
6
0 6 7 5
6
2 6 9 12
6
2 6 8 4
6
2 6 7 12
6
2 6 4 7
6
2 6 7 4
6
2 6 4 9
6
2 6 9 11
6
4 6 9 12
6
4 6 10 8
6
4 6 3 10
6
4 6 8 3
6
4 6 11 12
6
4 6 3 8
6
4 6...

output:

6
7
8
9
10
11
12
5
7
8
9
10
11
12
4
7
8
9
10
11
12
3
7
8
9
10
11
12
2
7
8
9
10
11
12
1
7
8
9
10
11
12
0
7
8
9
10
11
12
5
6
8
9
10
11
12
4
6
8
9
10
11
12
3
6
8
9
10
11
12
2
6
8
9
10
11
12
1
6
8
9
10
11
12
0
6
8
9
10
11
12
4
5
8
9
10
11
12
3
5
8
9
10
11
12
2
5
8
9
10
11
12
1
5
8
9
10
11
12
0
5
8
9
10
...

result:

ok very good job! (12012 test cases)

Subtask #2:

score: 19
Accepted

Test #2:

score: 19
Accepted
time: 37ms = 0ms + 37ms
memory: 0kb,6008kb

input:

6576
1
6
12 2 3 11 5 6
6
0 1 8 3 10 5
6
0 1 6 11 7 5
6
0 12 8 3 5 9
6
0 1 7 3 4 6
6
0 12 8 3 4 5
6
0 1 2 7 12 5
6
1 2 8 4 7 6
6
12 7 9 4 10 6
6
0 1 11 4 5 6
7
10 14 3 4 12 8 9
7
0 10 2 9 4 5 7
7
1 9 3 11 10 6 7
7
0 13 14 8 9 6 12
7
12 1 8 3 7 5 9
7
0 1 2 8 9 5 7
7
0 10 12 4 11 8 9
7
13 1 2 3 4 11 6
...

output:

12 6
1 0
0 11
9 0
1 6
12 8
0 2
2 1
9 10
1 0
10 3
10 4
1 3
9 0
3 12
2 1
10 8
1 4
14 12
9 0
9 4
1 2
15 0
0 14
5 0
2 14
1 11
0 6
3 2
13 9
17 12
10 6
9 13
2 7
16 9
0 17
12 14
15 13
1 10
3 13
17 2
2 17
18 7
13 10
2 14
0 4
17 16
20 0
18 10
17 2
21 22
3 13
2 6
0 11
1 6
20 16
13 14
0 17
13 9
0 10
4 9
13 8
0...

input:

6576
2
6
1 4 7 8 9 10
6
2 4 7 9 11 12
6
2 3 4 9 10 12
6
1 2 6 7 10 11
6
2 5 8 9 10 12
6
1 2 6 9 10 11
6
3 4 6 8 9 10
6
3 5 9 10 11 12
6
0 1 2 5 8 11
6
2 7 8 9 10 12
7
0 1 5 6 7 11 13
7
1 3 8 11 12 13 14
7
2 4 5 8 12 13 14
7
1 2 4 5 7 10 11
7
0 2 4 6 10 11 14
7
3 4 6 10 11 12 13
7
1 3 5 6 7 13 14
7
0...

output:

1 8
12 4
12 3
7 2
2 12
2 9
9 6
10 12
0 2
2 7
0 11
1 3
13 12
1 4
4 0
3 10
3 5
0 10
0 1
3 7
0 2
0 15
3 16
2 7
2 11
1 7
0 2
1 5
9 16
8 14
0 6
1 13
1 7
8 3
4 10
16 2
0 2
4 5
3 16
7 11
4 14
1 19
0 17
1 17
0 8
8 7
1 8
8 9
19 16
3 6
1 11
0 4
3 7
3 17
9 17
4 10
0 12
1 8
0 1
1 21
3 6
3 7
2 6
4 1
1 20
2 20
7 ...

input:

6576
3
6
12 6 1 8
6
1 0 12 4
6
0 11 12 3
6
9 0 7 2
6
1 6 2 12
6
12 8 2 9
6
0 2 9 6
6
2 1 10 12
6
9 10 0 2
6
1 0 2 7
7
10 3 0 11
7
10 4 1 3
7
1 3 13 12
7
9 0 1 4
7
3 12 4 0
7
2 1 3 10
7
10 8 3 5
7
1 4 0 10
7
14 12 0 1
7
9 0 3 7
8
9 4 0 2
8
1 2 0 15
8
15 0 3 16
8
0 14 2 7
8
5 0 2 11
8
2 14 1 7
8
1 11 ...

output:

0
6
8
4
11
7
11
0
3
3
2
6
0
3
13
14
2
12
2
14
1
16
11
12
9
5
10
11
13
6
2
0
11
12
12
11
5
1
4
2
13
5
1
11
9
11
7
14
6
8
12
6
14
14
3
21
4
10
12
11
12
18
7
15
7
8
5
8
21
14
21
19
6
1
16
12
21
6
18
4
22
4
21
19
0
0
6
20
17
17
7
15
9
11
2
12
15
12
7
13
18
17
0
17
21
18
13
12
19
17
2
18
5
20
16
11
4
0
1...

result:

ok very good job! (6576 test cases)

Test #3:

score: 0
Accepted
time: 42ms = 0ms + 42ms
memory: 0kb,5848kb

input:

6576
1
6
7 10 2 3 9 6
6
0 12 9 6 4 5
6
6 9 2 10 11 5
6
0 6 2 7 4 12
6
7 1 10 3 11 12
6
8 9 2 6 4 7
6
0 1 2 6 11 10
6
9 1 2 3 8 5
6
0 11 2 3 12 8
6
0 12 7 3 10 11
7
12 10 8 4 11 6 7
7
0 1 10 3 4 11 9
7
7 1 13 3 10 14 9
7
11 1 2 8 4 14 12
7
9 8 11 3 10 13 7
7
7 1 10 3 4 9 6
7
12 1 2 7 10 5 6
7
8 1 2 3...

output:

7 2
6 4
2 6
4 6
1 12
6 4
0 11
1 3
3 12
0 11
4 7
0 10
14 10
12 2
8 3
1 4
1 10
8 1
7 9
0 2
8 5
5 13
14 0
2 11
15 3
8 12
4 0
0 9
10 5
0 4
13 14
13 1
4 5
13 18
3 11
0 13
13 12
5 9
13 3
18 5
0 5
2 8
5 2
12 8
17 4
11 8
17 0
2 20
0 9
0 5
0 8
17 10
22 12
22 16
0 8
18 19
2 10
2 9
1 12
0 4
0 14
12 7
1 7
18 8
...

input:

6576
2
6
0 1 4 5 8 12
6
1 2 3 8 10 11
6
0 1 3 4 7 8
6
1 3 5 8 9 11
6
0 2 4 5 6 9
6
0 1 3 5 11 12
6
3 4 5 7 8 12
6
0 4 6 7 11 12
6
1 4 6 7 9 10
6
1 2 4 5 6 9
7
0 2 3 5 9 13 14
7
2 5 6 8 12 13 14
7
0 2 4 5 6 8 12
7
0 3 5 6 7 9 13
7
0 1 2 5 6 12 14
7
0 2 5 8 11 12 14
7
0 3 4 9 11 13 14
7
0 4 6 7 10 12 ...

output:

0 8
2 11
1 4
8 1
2 9
1 11
4 7
7 12
4 9
1 2
0 2
2 13
6 8
5 0
0 5
11 0
0 3
0 6
0 10
7 9
6 12
1 15
3 15
0 14
2 1
7 3
2 13
10 3
2 6
3 12
8 12
5 18
3 17
6 1
7 14
4 17
1 11
10 11
9 4
4 14
9 4
9 16
0 20
5 14
3 20
2 12
3 5
0 12
3 15
11 3
1 17
5 4
0 17
0 13
7 13
0 9
4 20
5 7
2 20
2 7
3 8
16 1
0 3
0 17
1 3
0 ...

input:

6576
3
6
7 2 0 8
6
6 4 2 11
6
2 6 1 4
6
4 6 8 1
6
1 12 2 9
6
6 4 1 11
6
0 11 4 7
6
1 3 7 12
6
3 12 4 9
6
0 11 1 2
7
4 7 0 2
7
0 10 2 13
7
14 10 6 8
7
12 2 5 0
7
8 3 0 5
7
1 4 11 0
7
1 10 0 3
7
8 1 0 6
7
7 9 0 10
7
0 2 7 9
8
8 5 6 12
8
5 13 1 15
8
14 0 3 15
8
2 11 0 14
8
15 3 2 1
8
8 12 7 3
8
4 0 2 1...

output:

11
7
12
10
8
10
9
10
5
8
1
7
11
10
4
13
8
11
14
6
10
0
11
13
4
13
15
7
14
15
15
10
8
3
5
2
0
2
17
15
13
11
7
16
0
15
19
4
1
8
22
20
9
9
17
12
17
0
17
5
17
14
6
13
15
1
11
18
16
10
3
17
19
18
10
13
18
15
18
2
10
15
14
4
10
10
0
3
17
7
15
19
3
1
3
0
6
5
19
3
21
11
6
9
18
12
2
10
3
20
21
1
1
10
4
14
17...

result:

ok very good job! (6576 test cases)

Test #4:

score: 0
Accepted
time: 43ms = 0ms + 43ms
memory: 0kb,6164kb

input:

6576
1
6
0 8 2 10 5 11
6
9 8 6 3 4 5
6
0 11 9 7 4 6
6
0 6 2 12 9 8
6
8 12 2 11 7 5
6
0 1 2 10 12 11
6
0 2 10 9 5 6
6
0 7 8 11 6 9
6
0 1 2 11 12 9
6
0 9 12 3 7 5
7
11 13 14 3 4 8 12
7
0 1 11 8 4 5 10
7
13 10 2 9 4 5 11
7
9 1 2 4 8 12 13
7
0 7 2 12 4 9 8
7
14 8 11 3 5 6 13
7
10 1 2 7 8 5 6
7
12 11 14 ...

output:

10 11
9 8
9 0
9 0
12 8
10 11
2 0
8 0
2 11
3 12
11 14
1 11
13 2
8 12
0 9
11 8
10 8
14 13
0 9
7 4
3 14
10 4
0 1
3 10
14 16
15 8
11 16
1 12
4 1
13 0
12 9
0 5
17 18
1 8
1 15
15 14
16 10
15 13
1 8
0 13
12 8
12 6
14 10
0 2
12 10
15 16
8 10
11 6
0 10
0 11
21 12
5 13
17 6
14 22
19 3
5 21
20 11
0 16
17 7
21 ...

input:

6576
2
6
1 3 6 7 9 12
6
0 1 2 10 11 12
6
1 2 3 5 8 12
6
1 3 4 5 7 11
6
0 1 3 4 9 10
6
3 4 5 6 8 9
6
3 4 7 8 11 12
6
1 2 3 4 5 12
6
3 4 6 7 8 10
6
1 2 4 6 8 10
7
0 1 2 5 7 9 10
7
2 3 7 9 12 13 14
7
0 1 3 7 8 12 14
7
0 5 6 7 10 11 14
7
1 3 5 6 10 11 13
7
0 1 2 7 9 10 12
7
0 3 4 9 11 12 14
7
0 1 2 4 5 ...

output:

3 6
10 11
1 12
3 7
1 0
5 3
4 8
1 2
3 6
2 8
7 1
2 13
0 1
0 6
3 5
0 7
4 12
2 9
2 5
10 14
12 2
0 1
6 11
9 4
2 10
3 14
8 3
6 11
0 5
3 10
7 11
2 10
0 12
5 6
5 18
1 16
0 5
0 11
0 9
4 6
0 17
17 14
3 13
6 16
4 16
2 14
4 6
1 13
9 8
2 15
4 7
2 19
1 21
5 9
1 13
6 19
0 1
2 18
5 9
3 16
5 10
2 7
1 14
1 5
1 7
2 16...

input:

6576
3
6
10 11 3 6
6
9 8 10 11
6
9 0 1 12
6
9 0 3 7
6
12 8 1 0
6
10 11 5 3
6
2 0 4 8
6
8 0 1 2
6
2 11 3 6
6
3 12 2 8
7
11 14 7 1
7
1 11 2 13
7
13 2 0 1
7
8 12 0 6
7
0 9 3 5
7
11 8 0 7
7
10 8 4 12
7
14 13 2 9
7
0 9 2 5
7
7 4 10 14
8
3 14 12 2
8
10 4 0 1
8
0 1 6 11
8
3 10 9 4
8
14 16 2 10
8
15 8 3 14
...

output:

4
7
10
10
6
7
1
10
5
11
6
6
6
3
14
4
13
3
7
13
1
15
15
7
13
2
13
5
10
7
8
14
11
0
12
5
13
9
10
17
14
0
1
9
0
19
7
16
7
14
19
0
22
6
5
13
14
13
4
4
21
12
11
19
16
10
6
7
5
4
12
12
14
19
12
12
0
17
11
6
12
12
18
17
19
8
5
11
16
5
2
11
8
15
2
7
0
14
11
10
9
16
3
12
20
4
11
14
6
3
1
5
5
14
0
1
19
4
10
7...

result:

ok very good job! (6576 test cases)

Test #5:

score: 0
Accepted
time: 41ms = 0ms + 41ms
memory: 0kb,5816kb

input:

6576
1
6
8 10 2 7 6 5
6
1 12 3 10 8 9
6
0 1 2 6 4 11
6
0 10 9 8 4 7
6
6 1 8 3 4 5
6
9 1 2 12 4 5
6
0 6 10 8 4 5
6
0 11 2 3 10 6
6
0 1 10 11 4 5
6
11 1 2 4 5 12
7
11 10 9 14 4 8 6
7
0 1 13 4 9 6 7
7
14 10 11 9 13 5 12
7
8 1 2 3 12 6 13
7
9 10 2 7 11 5 6
7
10 1 11 14 5 12 13
7
0 9 12 13 5 6 7
7
1 2 11...

output:

8 6
12 9
4 0
7 4
5 8
2 12
0 5
2 0
0 10
2 11
9 4
1 4
14 13
2 13
5 6
10 14
9 5
2 4
4 6
2 4
13 1
16 12
4 1
0 4
0 3
1 12
1 13
3 4
0 12
2 1
4 3
2 14
0 10
1 14
1 0
1 13
13 14
16 6
14 2
1 11
1 14
0 9
18 7
16 20
4 6
20 11
2 13
13 11
0 10
20 13
19 14
3 2
2 19
1 18
15 10
2 12
18 20
16 20
5 4
17 12
2 1
15 19
1...

input:

6576
2
6
0 1 3 4 9 11
6
2 4 5 6 7 11
6
3 5 7 8 9 12
6
1 2 3 5 6 12
6
0 2 7 10 11 12
6
0 3 7 8 10 11
6
1 2 3 9 11 12
6
1 4 7 8 9 12
6
2 3 6 7 9 12
6
0 6 7 8 9 10
7
0 1 2 3 5 7 13
7
2 5 8 10 11 12 14
7
0 1 2 3 4 7 8
7
0 5 7 9 10 11 14
7
0 1 3 4 8 13 14
7
0 2 4 6 7 8 9
7
1 2 4 8 10 11 14
7
3 6 7 8 9 10...

output:

0 4
2 7
3 7
1 5
7 10
0 7
9 2
8 4
2 9
9 6
0 2
5 14
1 4
0 7
3 8
6 7
8 2
3 6
1 2
6 8
5 6
6 3
2 10
3 11
2 13
0 7
11 8
1 6
5 14
3 12
5 8
1 3
6 8
2 10
3 15
3 11
3 6
1 7
0 6
4 9
5 0
20 19
1 19
4 8
2 13
0 8
0 6
19 5
1 5
3 7
2 9
6 9
0 3
5 21
0 7
8 1
1 6
3 14
8 7
2 14
8 12
2 8
1 12
2 17
7 17
1 14
6 15
2 14
8 ...

input:

6576
3
6
8 6 0 4
6
12 9 2 7
6
4 0 3 7
6
7 4 1 5
6
5 8 7 10
6
2 12 0 7
6
0 5 9 2
6
2 0 8 4
6
0 10 2 9
6
2 11 9 6
7
9 4 0 2
7
1 4 5 14
7
14 13 1 4
7
2 13 0 7
7
5 6 3 8
7
10 14 6 7
7
9 5 8 2
7
2 4 3 6
7
4 6 1 2
7
2 4 6 8
8
13 1 5 6
8
16 12 6 3
8
4 1 2 10
8
0 4 3 11
8
0 3 2 13
8
1 12 0 7
8
1 13 11 8
8
3...

output:

12
0
10
11
9
6
7
5
8
3
12
3
6
4
12
3
3
0
9
5
3
1
0
8
14
15
9
0
9
15
18
5
7
9
5
14
11
11
15
16
17
11
9
18
20
12
1
15
13
10
0
1
11
16
6
20
12
8
10
11
11
1
16
12
11
15
13
17
9
0
14
14
11
19
10
6
0
7
15
19
14
17
11
4
15
15
3
7
13
3
21
13
8
19
17
17
3
4
4
17
8
0
9
12
18
14
4
21
17
1
20
17
0
19
18
5
12
5
...

result:

ok very good job! (6576 test cases)

Test #6:

score: 0
Accepted
time: 41ms = 0ms + 41ms
memory: 0kb,3960kb

input:

6576
1
6
11 1 12 3 5 7
6
0 12 11 4 7 6
6
0 10 8 3 4 6
6
8 1 2 4 9 6
6
9 10 2 3 8 6
6
7 1 2 3 9 8
6
0 1 8 11 9 6
6
8 7 2 11 5 6
6
0 7 8 3 4 6
6
8 7 3 4 5 9
7
0 1 2 10 4 14 8
7
10 1 3 4 8 6 12
7
0 9 7 11 4 13 8
7
0 1 10 3 4 5 14
7
0 1 10 9 4 11 6
7
12 1 9 4 5 13 7
7
7 1 2 11 4 5 6
7
0 8 2 3 4 5 12
7
1...

output:

11 5
11 4
0 10
2 6
9 2
1 7
9 8
8 2
0 4
3 8
10 8
1 12
7 8
10 4
0 4
5 7
7 5
0 8
13 10
6 0
12 16
0 4
13 14
0 16
15 12
11 1
10 9
2 3
11 4
12 16
8 2
12 4
10 13
3 9
2 6
18 14
6 9
1 16
17 3
3 2
20 17
1 11
15 14
0 2
4 20
0 16
6 1
0 20
19 2
1 19
16 17
16 20
1 16
19 6
1 7
0 9
0 22
0 15
2 8
2 17
0 12
21 12
22 ...

input:

6576
2
6
0 2 6 8 9 10
6
2 3 5 8 9 10
6
1 2 5 9 11 12
6
0 5 7 10 11 12
6
0 1 5 7 11 12
6
0 4 5 6 10 11
6
3 4 5 7 10 12
6
0 1 3 9 10 12
6
1 2 5 9 10 11
6
0 1 6 10 11 12
7
3 6 7 9 11 12 13
7
0 5 7 9 11 13 14
7
1 2 3 5 6 10 12
7
2 6 7 8 9 12 13
7
2 3 5 8 12 13 14
7
0 3 6 8 10 11 14
7
0 3 8 10 12 13 14
7...

output:

8 10
2 5
1 2
5 7
7 0
6 4
10 7
0 3
5 1
1 0
6 11
0 13
5 2
2 7
8 5
3 0
0 14
1 9
2 6
12 1
4 15
10 5
0 4
1 9
0 10
0 14
6 11
1 4
12 9
14 1
1 13
9 3
0 6
5 16
9 16
15 9
1 14
4 17
4 14
8 13
8 0
14 5
6 1
1 15
12 7
5 17
7 16
1 8
16 3
7 4
7 0
4 7
3 7
0 20
2 12
2 14
3 11
4 1
4 11
5 13
4 14
2 9
4 8
4 5
1 21
1 9
0...

input:

6576
3
6
11 5 8 10
6
11 4 2 5
6
0 10 1 2
6
2 6 5 7
6
9 2 7 0
6
1 7 6 4
6
9 8 10 7
6
8 2 0 3
6
0 4 5 1
6
3 8 1 0
7
10 8 6 11
7
1 12 0 13
7
7 8 5 2
7
10 4 2 7
7
0 4 8 5
7
5 7 3 0
7
7 5 0 14
7
0 8 1 9
7
13 10 2 6
7
6 0 12 1
8
12 16 4 15
8
0 4 10 5
8
13 14 0 4
8
0 16 1 9
8
15 12 0 10
8
11 1 0 14
8
10 9 ...

output:

4
1
7
3
4
12
2
4
12
2
5
2
14
11
7
2
9
6
0
4
7
16
2
12
7
7
5
5
16
4
3
5
2
0
12
10
4
0
0
15
15
16
13
12
10
2
10
3
1
16
19
11
21
15
5
22
1
14
22
1
1
19
0
16
19
8
2
3
13
3
15
8
6
19
3
15
6
18
13
4
17
18
9
22
12
3
4
8
8
13
4
1
6
10
2
8
19
8
18
17
9
22
16
6
18
2
1
20
14
19
16
20
6
4
22
12
6
11
6
0
7
9
21
...

result:

ok very good job! (6576 test cases)

Test #7:

score: 0
Accepted
time: 42ms = 0ms + 42ms
memory: 0kb,5900kb

input:

6576
1
6
9 1 2 10 4 8
6
0 1 11 3 4 5
6
0 1 9 3 12 6
6
0 1 2 3 4 7
6
0 1 2 3 10 9
6
0 1 8 9 4 5
6
0 12 2 3 4 9
6
8 12 2 10 4 5
6
0 9 3 10 8 6
6
0 8 10 4 7 6
7
0 1 14 3 10 11 8
7
9 8 3 13 14 6 10
7
0 10 9 13 11 6 12
7
0 1 13 14 4 12 10
7
8 10 3 13 5 6 14
7
0 9 2 3 4 14 10
7
7 10 2 3 11 9 13
7
13 1 3 4...

output:

1 10
4 0
1 9
1 7
10 1
1 0
12 9
8 4
3 8
8 10
1 3
8 13
6 11
14 4
3 10
0 9
10 11
4 3
12 8
13 12
14 13
16 4
4 11
5 14
1 7
3 6
12 16
13 2
16 0
13 10
2 14
12 0
9 8
1 13
2 9
11 10
14 7
14 9
8 1
0 2
20 13
3 15
7 20
4 19
16 1
16 3
20 6
2 7
0 1
3 17
5 17
2 11
17 3
0 5
0 14
20 1
18 2
18 3
12 6
0 10
14 12
1 0
3...

input:

6576
2
6
0 3 5 7 11 12
6
2 7 8 9 10 12
6
2 4 7 8 10 11
6
5 8 9 10 11 12
6
5 6 7 8 11 12
6
2 3 6 7 10 12
6
1 5 6 7 8 10
6
0 1 3 6 7 11
6
2 4 5 7 11 12
6
1 2 5 9 11 12
7
2 4 6 7 9 12 13
7
1 2 4 5 7 11 12
7
1 2 4 5 7 8 14
7
2 3 5 6 7 9 11
7
0 1 4 7 9 11 12
7
1 5 6 7 8 12 13
7
0 1 4 5 6 8 12
7
0 5 6 8 1...

output:

11 0
2 7
2 4
9 5
8 12
7 3
7 5
1 3
12 5
1 2
4 12
1 5
2 5
2 6
1 12
6 8
6 5
8 10
0 14
0 14
0 8
9 12
5 14
11 2
4 15
12 1
8 10
10 4
4 9
1 14
3 17
2 4
4 1
6 0
0 3
4 14
1 4
3 18
13 0
11 10
0 2
9 18
3 10
0 8
2 3
6 15
2 14
8 3
6 18
5 8
12 16
6 10
0 6
4 12
3 13
3 13
12 5
5 16
14 21
9 11
1 8
2 3
0 12
0 11
0 15...

input:

6576
3
6
1 10 11 0
6
4 0 2 7
6
1 9 2 4
6
1 7 9 5
6
10 1 8 12
6
1 0 7 3
6
12 9 7 5
6
8 4 1 3
6
3 8 12 5
6
8 10 1 2
7
1 3 4 12
7
8 13 1 5
7
6 11 2 5
7
14 4 2 6
7
3 10 1 12
7
0 9 6 8
7
10 11 6 5
7
4 3 8 10
7
12 8 0 14
7
13 12 0 14
8
14 13 0 8
8
16 4 9 12
8
4 11 5 14
8
5 14 11 2
8
1 7 4 15
8
3 6 12 1
8
...

output:

6
6
5
6
4
11
11
9
1
3
5
0
3
8
2
11
14
2
5
2
16
2
2
0
0
7
11
16
1
9
0
10
18
5
12
18
2
0
11
7
14
13
4
9
0
5
18
12
9
16
21
20
10
9
19
8
20
10
8
1
17
20
20
10
4
13
19
16
9
2
7
14
11
10
18
7
15
5
13
11
19
10
16
5
16
4
7
11
22
18
12
20
3
16
11
5
12
6
0
6
18
12
10
13
8
18
3
7
14
19
3
5
22
10
21
18
0
18
20
...

result:

ok very good job! (6576 test cases)

Test #8:

score: 0
Accepted
time: 47ms = 0ms + 47ms
memory: 0kb,3968kb

input:

6576
1
6
0 8 2 7 11 9
6
8 1 6 12 11 5
6
0 2 12 7 9 8
6
0 1 2 4 12 6
6
0 1 7 9 4 5
6
8 2 3 4 5 7
6
7 1 2 11 12 6
6
9 12 10 8 4 5
6
0 8 12 7 5 6
6
0 10 11 4 12 6
7
0 1 9 12 11 13 6
7
12 9 8 3 4 10 7
7
9 1 2 3 8 14 7
7
8 14 7 3 12 13 6
7
0 1 8 3 4 11 7
7
0 10 13 7 4 5 14
7
0 8 2 3 4 14 6
7
8 1 10 3 4 9...

output:

7 2
8 11
12 0
12 0
0 1
2 4
7 1
9 10
8 6
0 11
11 0
12 4
3 7
8 13
0 8
0 10
8 6
4 3
0 13
13 3
11 15
16 6
11 8
1 5
12 7
15 12
1 16
11 3
11 16
3 5
18 12
13 18
14 15
11 6
0 5
3 7
1 15
0 10
2 6
12 9
15 1
0 16
0 16
15 12
1 4
4 12
1 4
14 4
0 18
0 12
11 7
1 17
15 14
20 17
17 16
2 18
1 10
17 21
0 6
18 10
15 5
...

input:

6576
2
6
1 3 4 5 6 12
6
0 2 3 4 7 9
6
3 4 5 6 10 11
6
5 7 8 9 10 11
6
2 3 6 10 11 12
6
1 6 9 10 11 12
6
0 3 4 5 8 10
6
0 1 2 3 7 11
6
1 3 4 9 10 11
6
2 3 5 7 8 9
7
2 3 4 5 7 10 14
7
0 1 2 5 6 13 14
7
0 4 6 10 11 12 13
7
0 1 2 4 5 9 11
7
2 5 6 9 12 13 14
7
1 2 3 6 8 9 11
7
1 5 7 10 11 12 13
7
0 2 5 7...

output:

1 12
7 4
3 10
7 5
11 3
6 1
0 8
7 2
10 1
7 9
5 10
1 6
0 4
2 1
5 9
2 8
1 12
12 7
2 14
0 9
5 8
11 14
0 5
0 2
3 0
0 2
7 4
12 2
3 6
1 0
1 8
1 10
2 8
1 3
2 6
4 12
9 13
8 3
3 18
7 2
9 18
3 13
9 1
5 10
2 3
2 13
3 17
11 0
5 10
17 19
1 10
4 20
5 17
8 9
1 10
5 22
2 19
0 9
1 11
2 21
2 19
1 4
11 20
0 4
2 20
1 21...

input:

6576
3
6
7 2 1 12
6
8 11 7 4
6
12 0 3 10
6
12 0 7 5
6
0 1 11 3
6
2 4 6 1
6
7 1 0 8
6
9 10 7 2
6
8 6 10 1
6
0 11 7 9
7
11 0 5 10
7
12 4 1 6
7
3 7 0 4
7
8 13 2 1
7
0 8 5 9
7
0 10 2 8
7
8 6 1 12
7
4 3 12 7
7
0 13 2 14
7
13 3 0 9
8
11 15 5 8
8
16 6 11 14
8
11 8 0 5
8
1 5 0 2
8
12 7 3 0
8
15 12 0 2
8
1 1...

output:

10
10
1
3
8
0
9
6
2
1
8
11
5
10
10
12
9
6
10
10
7
4
3
13
6
11
3
6
15
12
9
17
7
2
3
0
3
2
14
6
11
5
14
1
7
17
20
17
16
18
20
10
20
7
12
15
7
7
7
9
14
6
2
6
12
20
5
3
5
14
18
18
8
1
12
12
4
15
22
22
8
21
13
7
1
7
22
1
19
22
8
10
9
16
22
17
12
13
14
5
11
2
19
6
5
3
13
20
11
6
8
18
8
2
20
2
4
19
13
12
6...

result:

ok very good job! (6576 test cases)

Test #9:

score: 0
Accepted
time: 42ms = 0ms + 42ms
memory: 0kb,6056kb

input:

6576
1
6
11 12 9 3 4 5
6
7 1 8 12 4 6
6
12 1 2 11 8 9
6
1 2 3 11 9 8
6
7 1 2 10 11 8
6
0 10 2 7 4 5
6
0 12 2 11 9 10
6
0 10 7 3 4 9
6
12 9 2 3 6 5
6
11 1 2 3 10 7
7
0 13 7 3 10 5 6
7
7 1 13 8 4 5 11
7
0 14 3 4 12 9 7
7
0 1 9 11 7 5 6
7
0 10 8 14 4 5 6
7
0 7 2 10 4 5 6
7
0 1 2 8 11 7 6
7
0 14 3 4 5 9...

output:

11 3
7 4
12 9
8 9
7 1
0 4
0 10
0 9
2 5
1 10
0 13
7 1
0 12
1 11
4 0
4 5
8 2
3 4
12 0
0 2
15 14
0 10
1 15
8 10
10 7
7 13
8 16
2 4
1 7
15 11
0 11
17 18
14 2
11 15
1 6
12 6
4 18
0 11
18 4
0 10
2 15
1 7
19 20
13 6
17 5
16 9
10 5
12 9
12 5
12 16
16 7
20 3
0 1
2 11
0 11
9 17
3 0
18 7
1 15
22 13
14 12
0 13
...

input:

6576
2
6
0 1 2 6 8 10
6
0 2 3 5 9 11
6
0 3 4 5 7 10
6
4 5 6 7 10 12
6
0 3 4 5 6 12
6
1 3 8 9 11 12
6
1 3 4 5 7 8
6
1 2 5 6 11 12
6
0 1 4 7 10 11
6
0 5 6 8 9 12
7
1 2 4 9 11 12 14
7
0 2 3 6 9 10 14
7
1 5 6 8 10 11 13
7
2 3 4 10 12 13 14
7
1 2 3 7 9 12 13
7
1 3 8 9 11 13 14
7
3 4 5 9 12 13 14
7
2 6 7 ...

output:

0 2
0 11
3 4
4 6
3 5
1 9
1 3
2 5
4 10
5 8
4 1
3 10
1 11
13 12
1 3
14 13
3 12
10 12
1 10
3 11
3 13
1 4
4 10
2 9
4 3
1 9
2 5
0 5
8 5
0 3
1 15
3 6
6 13
5 13
7 13
0 4
2 16
2 12
0 16
1 16
4 10
5 9
0 3
9 1
6 0
1 4
1 7
8 0
3 16
1 6
2 21
0 11
17 2
0 9
1 8
3 8
4 5
2 17
2 18
10 2
5 9
12 11
6 18
4 10
2 14
0 8
...

input:

6576
3
6
11 3 0 2
6
7 4 0 11
6
12 9 3 4
6
8 9 4 6
6
7 1 3 5
6
0 4 1 9
6
0 10 1 3
6
0 9 2 5
6
2 5 4 10
6
1 10 5 8
7
0 13 4 1
7
7 1 3 10
7
0 12 1 11
7
1 11 13 12
7
4 0 1 3
7
4 5 14 13
7
8 2 3 12
7
3 4 10 12
7
12 0 1 10
7
0 2 3 11
8
15 14 3 13
8
0 10 1 4
8
1 15 4 10
8
8 10 2 9
8
10 7 4 3
8
7 13 1 9
8
8...

output:

7
10
6
0
9
6
6
8
8
4
8
12
2
8
11
12
10
1
11
7
11
2
2
14
13
2
11
1
15
6
18
7
11
10
3
8
5
16
8
15
1
10
12
2
4
7
20
2
9
15
18
5
10
12
13
1
7
0
4
6
3
16
22
18
11
22
12
4
19
8
17
0
16
7
17
22
16
8
0
22
14
2
0
17
6
20
13
14
21
4
10
7
18
8
7
15
8
13
4
7
18
12
9
18
5
22
3
22
1
7
11
19
15
0
9
5
21
18
19
22
8...

result:

ok very good job! (6576 test cases)

Test #10:

score: 0
Accepted
time: 41ms = 0ms + 41ms
memory: 0kb,4008kb

input:

6576
1
6
8 2 3 4 11 6
6
12 1 10 4 9 6
6
0 2 12 10 11 6
6
10 9 2 3 4 5
6
0 1 11 12 4 5
6
0 1 7 8 4 9
6
1 10 3 4 7 8
6
0 1 2 7 10 8
6
12 1 2 3 11 5
6
10 11 2 3 4 12
7
0 1 10 4 5 12 7
7
1 12 10 14 8 6 7
7
0 2 3 4 14 6 12
7
0 1 9 10 14 12 11
7
11 10 2 8 5 6 7
7
0 1 12 3 9 8 7
7
14 1 2 3 12 5 6
7
7 13 2 ...

output:

4 2
12 10
11 6
4 10
0 5
9 1
3 1
2 1
12 2
2 4
1 7
1 10
0 4
0 9
11 2
12 8
14 12
13 7
13 1
2 9
2 12
16 4
16 13
14 8
0 12
5 9
1 11
11 12
3 0
0 7
4 12
4 18
18 1
13 9
3 0
11 4
17 5
18 0
2 4
0 17
20 17
15 0
1 6
4 18
12 6
12 9
1 10
13 0
17 2
11 6
18 22
18 21
0 21
21 1
13 5
20 16
15 3
18 17
15 7
2 13
12 7
12...

input:

6576
2
6
1 5 7 9 10 12
6
0 2 5 7 8 11
6
3 4 5 7 8 9
6
0 1 6 7 8 11
6
2 3 6 8 9 10
6
2 3 5 6 10 11
6
2 5 6 9 11 12
6
4 5 6 9 11 12
6
0 4 6 7 9 10
6
0 1 5 6 7 9
7
2 6 8 9 11 13 14
7
2 3 4 5 9 11 13
7
5 7 8 9 10 11 13
7
2 3 4 5 6 8 13
7
0 1 3 9 12 13 14
7
2 4 5 6 11 13 14
7
0 4 7 8 9 10 11
7
0 1 8 9 11...

output:

1 9
0 5
3 8
6 8
3 6
2 5
6 5
4 12
6 4
6 9
8 13
2 3
7 11
2 5
3 0
14 6
0 8
9 11
4 6
1 10
4 10
7 1
10 0
3 11
1 9
1 12
0 4
9 10
4 12
13 1
5 9
0 13
0 3
2 12
6 8
0 1
0 15
14 2
11 6
2 12
2 5
3 11
0 10
5 20
1 18
6 15
2 19
11 12
3 5
12 4
6 12
2 7
2 20
0 17
0 20
3 8
12 2
0 19
13 17
3 9
3 5
20 0
11 10
3 10
1 20...

input:

6576
3
6
4 2 1 9
6
12 10 0 5
6
11 6 3 8
6
4 10 6 8
6
0 5 3 6
6
9 1 2 5
6
3 1 6 5
6
2 1 4 12
6
12 2 6 4
6
2 4 6 9
7
1 7 8 13
7
1 10 2 3
7
0 4 7 11
7
0 9 2 5
7
11 2 3 0
7
12 8 14 6
7
14 12 0 8
7
13 7 9 11
7
13 1 4 6
7
2 9 1 10
8
2 12 4 10
8
16 4 7 1
8
16 13 10 0
8
14 8 3 11
8
0 12 1 9
8
5 9 1 12
8
1 1...

output:

0
3
1
12
7
12
0
3
8
8
3
0
1
7
4
10
13
10
3
4
3
6
9
4
6
0
9
14
16
16
17
14
8
1
2
17
10
12
1
13
0
17
3
1
5
4
9
14
18
0
14
22
13
15
14
11
7
7
20
21
22
4
19
11
15
0
2
14
17
21
18
16
15
1
6
19
15
1
5
1
13
4
18
5
0
3
21
18
22
21
11
17
20
15
13
20
11
16
6
3
4
13
6
15
0
6
15
13
13
2
7
4
6
18
12
7
10
18
0
21...

result:

ok very good job! (6576 test cases)

Subtask #3:

score: 30
Accepted

Test #11:

score: 30
Accepted
time: 46ms = 0ms + 46ms
memory: 0kb,11688kb

input:

6525
1
6
10 1 11 3 12 6
6
1 7 10 12 5 6
6
0 10 12 7 9 8
6
12 1 8 4 7 11
6
11 8 9 4 10 6
6
0 7 2 3 4 5
6
0 8 3 10 11 6
6
0 1 2 4 7 6
6
0 1 11 9 5 6
6
7 1 12 8 6 5
7
0 1 13 10 12 5 6
7
0 14 2 3 4 12 6
7
11 1 3 8 12 6 13
7
0 1 2 3 13 5 14
7
11 9 10 8 4 14 7
7
0 8 14 3 4 13 11
7
0 10 2 14 8 5 6
7
0 13 2...

output:

10 6
10 7
0 9
1 7
8 10
3 0
8 3
7 6
1 11
7 1
13 10
0 4
1 11
13 3
14 11
13 3
0 14
9 0
1 2
9 14
13 15
16 5
12 1
4 6
15 14
8 13
0 1
0 16
15 9
9 2
12 15
1 16
0 8
12 8
0 12
10 13
5 0
1 14
18 12
2 12
12 11
18 0
14 5
14 5
11 6
0 10
17 6
0 5
0 18
16 5
19 3
0 19
2 18
5 7
0 8
0 18
2 20
12 21
4 13
2 4
5 21
17 2...

input:

6525
2
6
0 2 4 5 8 9
6
2 3 4 8 9 11
6
1 2 3 4 5 11
6
0 3 5 6 9 10
6
0 1 3 5 7 12
6
1 6 8 10 11 12
6
2 4 5 7 9 12
6
5 8 9 10 11 12
6
3 4 7 8 10 12
6
0 2 3 4 9 11
7
2 3 4 7 8 9 11
7
1 5 7 8 9 10 13
7
0 4 5 7 9 10 14
7
4 6 7 8 9 10 11
7
0 1 2 3 5 6 13
7
1 2 5 7 9 10 12
7
1 3 4 9 11 12 13
7
1 3 4 6 10 1...

output:

0 4
4 9
4 11
0 5
1 3
6 12
2 9
9 5
3 7
2 4
2 11
7 9
4 5
9 11
0 1
1 2
4 1
4 6
4 9
3 13
9 0
0 14
11 5
1 7
1 5
5 12
4 16
2 6
11 16
5 14
0 17
0 9
1 16
0 15
3 2
0 2
8 10
16 15
5 13
5 18
0 10
7 9
0 3
3 11
0 13
3 11
0 12
11 8
2 9
1 7
1 2
3 15
0 3
2 16
6 14
9 11
4 17
5 19
6 1
5 6
0 7
1 5
1 8
6 17
0 19
3 19
5...

input:

6525
3
6
10 6 0 4
6
10 7 4 9
6
0 9 4 11
6
1 7 0 5
6
8 10 1 3
6
3 0 6 12
6
8 3 2 9
6
7 6 9 5
6
1 11 3 7
6
7 1 2 4
7
13 10 2 11
7
0 4 7 9
7
1 11 4 5
7
13 3 9 11
7
14 11 0 1
7
13 3 1 2
7
0 14 4 1
7
9 0 4 6
7
1 2 4 9
7
9 14 3 13
8
13 15 9 0
8
16 5 0 14
8
12 1 11 5
8
4 6 1 7
8
15 14 1 5
8
8 13 5 12
8
0 1...

output:

7
0
6
2
2
9
1
3
2
10
14
11
2
12
12
6
7
8
0
0
7
8
16
8
16
16
7
13
3
1
16
6
10
11
6
16
1
5
8
10
4
16
11
15
12
9
14
10
14
17
11
16
4
3
2
4
13
1
12
15
22
12
0
4
21
10
17
21
18
21
0
15
9
18
3
12
19
10
9
14
2
20
5
22
20
6
9
17
9
17
7
13
15
4
19
4
6
18
13
10
10
22
6
20
3
18
2
21
7
13
5
1
19
17
0
8
16
22
12...

result:

ok very good job! (6525 test cases)

Test #12:

score: 0
Accepted
time: 46ms = 0ms + 46ms
memory: 0kb,11588kb

input:

6525
1
6
0 1 7 3 8 9
6
12 1 2 8 4 5
6
0 1 3 10 8 11
6
0 1 8 7 10 12
6
11 1 9 7 4 8
6
0 12 2 3 4 9
6
0 1 2 3 8 7
6
0 10 2 3 6 5
6
0 1 2 10 12 9
6
12 9 10 3 4 8
7
14 1 12 7 4 5 6
7
1 9 3 4 12 10 13
7
0 1 10 8 4 7 12
7
0 1 8 12 4 10 11
7
0 12 13 3 10 5 8
7
0 14 13 12 9 5 6
7
0 1 10 8 9 13 14
7
8 11 2 3...

output:

1 3
12 8
3 1
10 1
11 4
12 9
3 0
10 3
1 10
4 10
7 1
10 4
1 8
1 0
12 0
0 13
10 9
8 11
7 9
1 4
10 14
9 6
5 16
13 4
12 0
11 16
3 5
12 4
15 16
10 0
11 14
4 7
2 6
1 6
12 18
13 8
14 18
9 3
10 15
0 6
0 13
0 3
18 6
16 20
0 9
13 19
1 8
11 17
12 20
12 18
0 11
0 11
18 8
3 9
0 11
16 22
0 12
13 9
12 10
15 12
21 1...

input:

6525
2
6
2 4 6 10 11 12
6
0 3 6 9 10 11
6
4 5 6 7 9 12
6
2 3 4 5 6 11
6
0 2 3 6 10 12
6
1 5 7 8 10 11
6
4 6 9 10 11 12
6
1 4 8 9 11 12
6
3 5 6 7 8 11
6
0 1 2 5 6 7
7
0 2 3 9 10 11 13
7
2 5 6 7 8 11 14
7
2 3 5 6 9 11 14
7
2 3 5 6 9 13 14
7
1 2 4 6 7 11 14
7
1 2 3 4 7 8 11
7
3 4 5 6 7 11 12
7
0 1 5 6 ...

output:

2 10
3 10
4 5
4 6
2 12
1 5
4 11
1 11
5 8
1 6
3 2
8 7
5 6
9 5
1 14
8 4
3 4
5 1
0 13
0 11
0 2
3 13
7 10
1 3
8 1
1 15
6 13
2 16
3 12
2 9
1 5
0 2
5 11
8 12
3 17
0 14
4 15
1 17
2 5
12 13
2 10
1 7
2 7
0 4
4 7
1 16
7 14
1 6
3 19
9 14
3 19
2 13
1 4
0 16
5 17
0 13
1 7
0 18
3 6
0 6
11 3
3 2
0 9
10 12
0 11
1 2...

input:

6525
3
6
1 3 2 10
6
12 8 3 10
6
3 1 4 5
6
10 1 4 6
6
11 4 2 12
6
12 9 1 5
6
3 0 4 11
6
10 3 1 11
6
1 10 5 8
6
4 10 1 6
7
7 1 3 2
7
10 4 8 7
7
1 8 5 6
7
1 0 9 5
7
12 0 1 14
7
0 13 8 4
7
10 9 3 4
7
8 11 5 1
7
7 9 0 13
7
1 4 0 11
8
10 14 0 2
8
9 6 3 13
8
5 16 7 10
8
13 4 1 3
8
12 0 8 1
8
11 16 1 15
8
3...

output:

5
7
2
9
5
6
5
7
4
11
8
0
13
7
9
10
2
10
8
7
4
10
2
15
13
2
15
0
2
4
13
3
14
15
4
17
0
13
3
11
4
6
20
1
16
0
0
15
15
4
22
10
19
13
18
5
13
3
19
17
5
0
3
17
16
11
19
9
3
14
14
15
22
7
1
18
13
5
1
8
17
9
5
8
19
0
14
5
8
4
21
17
10
12
20
22
20
3
12
22
11
7
22
19
16
6
19
20
1
3
9
6
3
5
3
19
7
3
18
5
22
2...

result:

ok very good job! (6525 test cases)

Test #13:

score: 0
Accepted
time: 46ms = 0ms + 46ms
memory: 0kb,11532kb

input:

6525
1
6
7 1 3 8 5 10
6
0 1 2 12 9 6
6
0 1 2 3 4 11
6
0 11 2 3 8 12
6
0 1 2 3 4 8
6
0 12 2 3 11 5
6
6 1 2 3 8 11
6
7 1 11 12 9 5
6
0 10 2 3 7 6
6
11 8 3 4 9 6
7
8 1 2 11 4 5 7
7
0 13 10 11 8 5 6
7
9 2 3 4 13 6 10
7
8 2 3 4 14 9 7
7
0 1 2 3 10 9 14
7
12 9 10 7 8 11 6
7
0 9 2 12 4 8 7
7
0 10 12 14 13 ...

output:

1 10
2 6
3 0
3 8
2 8
0 5
2 8
1 11
10 7
11 9
8 7
0 10
9 4
2 3
0 3
9 12
0 9
0 14
6 0
1 4
3 14
13 10
9 7
12 13
1 2
12 16
12 11
5 15
2 9
0 5
13 1
0 1
16 15
1 16
11 14
15 9
15 9
2 5
2 4
15 12
13 9
0 14
12 7
1 4
18 1
0 1
10 7
16 1
3 17
15 11
12 8
15 8
2 19
0 8
15 6
13 2
4 10
11 10
0 1
0 14
0 18
2 5
5 16
1...

input:

6525
2
6
0 4 6 9 11 12
6
4 5 7 8 10 11
6
5 6 7 8 10 12
6
1 4 5 6 9 10
6
5 6 7 9 10 12
6
1 4 7 8 9 10
6
0 4 5 9 10 12
6
0 2 3 4 8 10
6
1 5 8 9 11 12
6
0 1 5 7 10 12
7
0 3 9 10 12 13 14
7
1 2 3 4 7 12 14
7
1 5 7 8 11 12 14
7
0 5 6 10 11 12 13
7
4 5 6 7 8 11 12
7
0 1 2 3 4 5 13
7
1 3 5 10 11 13 14
7
1 ...

output:

0 6
4 8
6 12
4 1
10 9
1 8
10 5
0 2
5 9
5 0
3 14
4 7
5 11
12 11
4 12
5 0
1 5
8 4
2 5
9 13
0 5
0 12
5 10
3 5
0 15
10 1
0 1
0 10
1 0
2 9
4 6
13 14
11 5
6 3
2 10
7 6
6 0
0 10
3 17
1 13
0 1
6 13
11 3
5 9
10 16
3 11
11 14
7 19
19 10
12 9
0 1
1 0
10 5
2 14
0 2
0 16
1 22
0 21
3 2
2 16
11 3
4 20
6 7
3 0
4 19...

input:

6525
3
6
1 10 0 6
6
2 6 4 8
6
3 0 6 12
6
3 8 4 1
6
2 8 10 9
6
0 5 1 8
6
2 8 10 5
6
1 11 0 2
6
10 7 5 9
6
11 9 5 0
7
8 7 3 14
7
0 10 4 7
7
9 4 5 11
7
2 3 12 11
7
0 3 4 12
7
9 12 5 0
7
0 9 1 5
7
0 14 8 4
7
6 0 2 5
7
1 4 9 13
8
3 14 0 5
8
13 10 0 12
8
9 7 5 10
8
12 13 3 5
8
1 2 0 15
8
12 16 10 1
8
12 1...

output:

2
3
9
7
11
6
7
6
4
2
6
9
0
1
13
14
6
9
1
0
9
8
8
1
16
6
5
2
5
10
7
6
14
7
4
0
4
1
9
3
10
12
0
2
9
14
20
10
7
8
13
3
6
19
18
1
16
13
20
20
7
0
18
19
7
18
20
5
6
12
15
16
19
1
3
6
8
1
12
22
3
11
18
8
10
16
4
12
8
4
11
13
19
2
4
18
22
3
13
4
22
14
1
4
1
16
1
0
6
7
4
15
7
4
8
2
1
14
16
10
13
5
15
8
3
6
...

result:

ok very good job! (6525 test cases)

Test #14:

score: 0
Accepted
time: 46ms = 0ms + 46ms
memory: 0kb,11692kb

input:

6525
1
6
10 1 2 4 12 7
6
11 12 2 8 9 5
6
0 10 9 11 12 8
6
8 1 10 3 6 5
6
0 1 8 12 7 6
6
0 10 2 3 4 6
6
12 6 2 3 4 10
6
12 1 2 3 8 6
6
0 8 11 3 7 5
6
0 7 9 4 10 11
7
0 7 13 3 4 5 6
7
12 10 2 3 4 5 6
7
10 11 2 3 4 12 7
7
11 10 9 4 5 6 14
7
0 12 13 3 8 6 11
7
7 13 2 12 14 5 9
7
0 8 2 11 13 12 7
7
13 8 ...

output:

1 4
12 2
10 12
3 1
1 6
3 6
6 3
12 8
8 7
0 4
0 6
3 6
11 2
4 9
0 6
7 12
8 7
2 6
0 2
0 7
8 7
16 10
9 3
16 2
1 13
0 8
16 13
9 13
15 14
5 15
0 6
0 2
0 9
1 4
9 2
9 8
15 0
12 16
10 12
2 12
1 15
0 14
12 5
1 15
4 16
18 15
3 6
4 10
12 9
13 15
14 16
1 7
11 1
18 11
3 16
0 16
18 11
2 17
0 13
18 16
1 17
1 4
1 14
...

input:

6525
2
6
0 5 6 8 9 11
6
0 1 3 4 6 10
6
2 3 4 5 6 7
6
0 2 4 7 9 12
6
2 4 5 9 10 11
6
1 5 8 9 11 12
6
0 1 5 7 8 9
6
0 4 5 7 9 11
6
1 2 4 6 9 12
6
1 2 5 6 8 12
7
1 2 8 9 10 12 14
7
0 1 7 8 9 11 14
7
0 1 6 8 9 13 14
7
0 1 3 7 8 12 13
7
1 2 4 7 9 10 14
7
0 1 3 4 6 10 11
7
1 4 5 6 9 10 14
7
0 1 5 9 10 12 ...

output:

6 0
4 0
7 3
4 2
11 9
5 9
0 8
7 0
1 6
1 6
8 1
1 9
13 8
0 13
2 1
4 6
4 5
10 14
1 6
3 11
2 5
0 8
1 6
6 15
0 2
7 9
1 3
1 11
5 0
7 12
3 13
6 15
3 15
16 10
1 5
1 4
2 7
5 15
5 7
3 13
4 8
1 19
3 6
16 3
3 19
1 3
1 4
12 1
0 6
0 10
12 11
2 13
5 13
12 4
2 20
1 3
0 5
0 13
7 9
2 1
6 15
11 15
5 15
9 11
6 3
5 21
2 ...

input:

6525
3
6
1 4 6 0
6
12 2 4 0
6
10 12 7 3
6
3 1 4 2
6
1 6 11 9
6
3 6 5 9
6
6 3 0 8
6
12 8 7 0
6
8 7 1 6
6
0 4 1 6
7
0 6 8 1
7
3 6 1 9
7
11 2 13 8
7
4 9 0 13
7
0 6 2 1
7
7 12 4 6
7
8 7 4 5
7
2 6 10 14
7
0 2 1 6
7
0 7 3 11
8
8 7 2 5
8
16 10 0 8
8
9 3 1 6
8
16 2 6 15
8
1 13 0 2
8
0 8 7 9
8
16 13 1 3
8
9 ...

output:

3
7
1
11
3
7
11
10
10
3
11
13
5
2
5
8
3
11
3
12
15
5
2
0
9
5
9
0
8
4
15
17
11
13
16
17
8
14
2
4
7
4
9
14
0
13
16
18
18
2
19
0
16
16
14
17
10
7
20
4
19
19
10
12
5
3
10
7
14
1
20
0
14
0
3
8
3
16
19
20
18
16
14
15
21
0
14
1
15
7
17
17
8
0
1
7
13
4
1
16
21
18
22
11
6
3
15
6
18
17
3
5
14
19
10
5
1
5
21
7...

result:

ok very good job! (6525 test cases)

Test #15:

score: 0
Accepted
time: 47ms = 0ms + 47ms
memory: 0kb,11544kb

input:

6525
1
6
7 6 2 10 8 5
6
9 1 7 3 11 5
6
0 2 9 10 8 6
6
1 10 11 4 12 9
6
12 1 2 9 11 10
6
11 1 2 3 4 8
6
0 11 2 6 8 10
6
0 1 2 3 4 9
6
0 10 6 3 4 7
6
9 11 2 8 4 5
7
8 12 9 3 10 5 6
7
0 1 8 3 9 5 6
7
0 14 11 7 4 5 12
7
0 1 7 3 4 12 11
7
0 1 11 3 8 5 6
7
12 10 2 3 4 7 11
7
12 1 7 13 4 8 6
7
0 1 11 3 7 5...

output:

8 6
9 11
9 10
1 10
1 11
11 8
11 10
2 0
10 6
9 4
8 9
1 3
11 5
4 1
0 8
4 3
13 4
7 11
12 14
9 0
16 15
13 1
11 4
0 16
14 10
1 15
9 3
11 0
2 9
11 16
0 4
0 16
10 4
3 14
1 10
12 4
1 11
0 6
0 9
16 14
1 15
2 14
17 4
12 3
17 9
16 6
0 17
4 6
16 3
17 10
3 15
15 13
20 18
19 16
13 20
15 8
0 3
12 16
19 5
0 18
4 20...

input:

6525
2
6
0 1 3 4 9 12
6
0 2 4 8 10 12
6
3 4 5 7 11 12
6
2 3 5 6 7 8
6
0 4 5 6 7 8
6
0 5 6 7 9 12
6
1 3 4 5 7 12
6
5 6 7 10 11 12
6
1 2 5 8 9 11
6
0 1 3 7 10 12
7
0 1 2 4 11 13 14
7
2 4 7 11 12 13 14
7
1 2 3 6 8 9 13
7
2 5 6 8 9 13 14
7
2 4 7 9 10 12 14
7
0 1 5 6 8 13 14
7
0 2 3 5 9 10 11
7
2 4 8 9 1...

output:

3 4
8 12
3 4
2 8
0 8
0 7
5 7
5 10
5 2
3 1
0 1
2 4
1 8
8 5
2 9
5 14
0 5
2 13
2 13
7 11
5 8
2 7
1 2
1 9
1 13
3 4
12 16
2 3
3 7
0 9
2 12
1 2
5 7
2 6
6 17
5 15
9 4
2 15
17 1
0 6
2 12
1 9
10 7
4 19
13 4
0 13
4 13
1 7
11 8
11 4
2 13
14 0
5 13
1 10
7 18
0 19
2 1
0 11
3 20
9 2
0 17
2 1
5 6
3 22
1 19
9 22
1 ...

input:

6525
3
6
8 6 3 4
6
9 11 8 12
6
9 10 3 4
6
1 10 2 8
6
1 11 0 8
6
11 8 0 7
6
11 10 5 7
6
2 0 5 10
6
10 6 5 2
6
9 4 3 1
7
8 9 0 1
7
1 3 2 4
7
11 5 1 8
7
4 1 8 5
7
0 8 2 9
7
4 3 5 14
7
13 4 0 5
7
7 11 2 13
7
12 14 2 13
7
9 0 7 11
8
16 15 5 8
8
13 1 2 7
8
11 4 1 2
8
0 16 1 9
8
14 10 1 13
8
1 15 3 4
8
9 3...

output:

11
6
1
0
3
10
9
8
12
6
7
10
10
10
13
9
14
12
0
10
4
10
0
12
9
6
2
1
1
15
10
18
6
16
2
1
0
5
15
8
6
8
2
16
16
20
9
12
2
0
18
2
3
22
17
6
8
15
11
1
18
19
15
13
14
0
13
7
19
7
8
1
15
9
22
20
19
6
9
13
18
3
14
18
21
6
3
16
8
9
21
4
10
2
1
19
7
1
13
9
20
22
16
10
17
7
10
10
9
0
1
21
15
3
13
6
14
1
18
21
...

result:

ok very good job! (6525 test cases)

Test #16:

score: 0
Accepted
time: 47ms = 0ms + 47ms
memory: 0kb,11732kb

input:

6525
1
6
11 8 2 4 10 6
6
0 9 2 3 7 8
6
1 11 7 9 5 10
6
1 2 3 4 5 9
6
11 6 2 12 10 5
6
11 1 8 3 6 7
6
6 9 2 12 4 11
6
7 12 10 3 4 6
6
10 11 12 4 5 9
6
1 10 3 11 5 9
7
0 1 9 3 12 10 7
7
12 13 2 3 4 5 11
7
0 13 10 4 8 6 7
7
0 1 2 3 10 11 12
7
14 11 2 7 10 5 6
7
0 1 2 12 4 5 8
7
9 2 3 4 13 12 7
7
10 2 3...

output:

11 6
3 2
1 7
2 5
2 12
3 8
9 12
7 10
12 11
10 3
0 9
12 3
8 13
0 3
14 6
2 1
9 13
12 3
14 13
0 1
1 12
1 15
13 2
14 16
14 1
16 6
0 11
1 14
4 1
1 10
0 17
18 8
0 3
14 2
0 14
0 17
10 14
9 12
17 16
18 0
13 14
0 17
17 5
12 19
0 11
17 5
0 18
16 8
13 6
3 0
14 20
21 12
0 12
1 14
11 17
1 13
1 20
22 0
0 9
1 17
2 ...

input:

6525
2
6
0 1 5 7 9 12
6
1 4 5 6 11 12
6
2 3 4 6 8 12
6
6 7 8 10 11 12
6
0 1 3 4 8 9
6
0 2 4 5 10 12
6
0 1 3 5 7 8
6
0 1 2 5 8 11
6
1 2 3 6 7 8
6
2 4 6 7 8 12
7
2 4 5 6 11 13 14
7
0 1 6 7 8 9 14
7
1 3 5 9 11 12 14
7
4 5 6 8 9 13 14
7
0 1 3 4 8 9 12
7
3 6 7 9 11 13 14
7
0 5 6 8 10 11 14
7
0 4 6 8 9 13...

output:

7 9
4 11
6 12
10 7
8 3
0 5
7 5
0 2
1 2
4 7
14 6
0 1
9 11
4 9
3 0
7 11
8 10
9 8
0 9
8 10
7 3
5 14
0 9
7 1
3 10
0 14
12 1
0 7
2 11
0 5
7 9
2 17
1 14
0 6
2 1
1 4
8 0
7 1
2 15
1 6
0 19
3 19
6 18
5 17
3 10
8 3
1 8
7 4
5 4
5 2
11 13
1 19
5 9
10 3
9 13
4 6
8 9
8 7
11 17
3 12
8 12
6 12
4 14
4 19
10 9
4 3
1 ...

input:

6525
3
6
11 6 7 9
6
3 2 4 11
6
1 7 6 12
6
2 5 10 7
6
2 12 8 3
6
3 8 0 5
6
9 12 7 5
6
7 10 0 2
6
12 11 1 2
6
10 3 4 7
7
0 9 14 6
7
12 3 0 1
7
8 13 9 11
7
0 3 4 9
7
14 6 3 0
7
2 1 7 11
7
9 13 8 10
7
12 3 9 8
7
14 13 0 9
7
0 1 8 10
8
1 12 7 3
8
1 15 5 14
8
13 2 0 9
8
14 16 7 1
8
14 1 3 10
8
16 6 0 14
8...

output:

3
10
0
0
7
9
10
9
0
0
8
10
2
7
13
10
1
1
4
6
13
7
6
3
6
2
10
3
9
8
12
6
10
15
13
8
3
14
3
7
8
13
2
2
7
19
15
20
17
16
17
3
10
13
21
11
16
16
16
22
7
4
9
16
1
1
15
12
16
19
17
8
16
13
20
11
21
9
1
6
12
3
10
18
5
0
14
14
12
11
10
10
2
7
21
11
7
6
9
21
20
7
1
8
4
22
0
9
1
22
7
3
12
20
2
0
13
14
4
12
16...

result:

ok very good job! (6525 test cases)

Test #17:

score: 0
Accepted
time: 43ms = 0ms + 43ms
memory: 0kb,11588kb

input:

6525
1
6
0 1 2 11 7 6
6
9 12 3 10 5 8
6
11 8 2 3 6 5
6
0 6 2 3 4 12
6
9 1 7 10 4 11
6
0 7 9 4 11 10
6
0 8 10 3 11 5
6
12 2 7 4 9 6
6
0 12 9 3 6 5
6
6 9 12 3 11 5
7
14 12 2 3 11 13 10
7
8 1 3 4 13 10 9
7
12 1 8 3 11 9 6
7
0 1 2 3 4 9 8
7
9 10 14 3 13 12 6
7
0 1 2 13 11 10 12
7
13 1 3 9 8 14 12
7
0 11...

output:

0 2
8 9
2 11
0 2
9 1
0 4
11 10
7 12
0 3
3 11
12 3
8 13
12 3
0 9
14 9
0 12
1 14
8 2
9 0
10 11
12 4
16 7
13 1
16 0
15 4
0 16
2 15
11 2
0 14
4 1
16 6
17 15
1 14
0 11
13 9
13 0
0 4
0 3
3 14
1 11
14 4
13 5
12 3
17 0
0 4
12 10
1 5
14 5
3 12
1 4
13 2
13 10
3 5
12 4
17 8
18 5
2 5
1 0
3 9
19 21
0 5
14 4
22 1...

input:

6525
2
6
3 5 8 9 10 12
6
0 2 4 6 7 11
6
0 1 4 7 10 12
6
1 5 7 9 10 11
6
0 2 3 5 6 12
6
1 2 5 6 8 12
6
1 2 4 6 9 12
6
1 3 5 8 10 11
6
1 2 4 7 10 11
6
0 1 2 4 7 8
7
0 1 4 5 6 7 9
7
0 5 6 7 11 12 14
7
0 2 4 5 7 13 14
7
5 6 10 11 12 13 14
7
0 1 2 4 5 7 11
7
3 4 5 6 7 8 14
7
0 4 5 6 7 10 11
7
1 4 5 6 10 ...

output:

8 9
0 11
1 10
1 7
2 3
1 6
1 6
5 1
2 7
2 7
4 0
0 5
0 14
10 12
0 1
5 14
0 11
10 4
1 3
4 9
1 5
0 6
2 6
4 6
1 8
1 13
0 9
1 5
3 2
9 16
0 1
2 6
12 13
1 9
0 10
2 7
2 6
2 8
0 16
12 5
2 7
0 6
6 13
3 19
7 20
4 3
3 7
6 16
4 20
13 6
11 17
5 6
1 19
6 16
4 7
4 3
3 22
5 9
2 10
9 11
3 13
0 2
0 10
8 9
1 8
2 11
0 18
...

input:

6525
3
6
0 2 8 9
6
8 9 0 11
6
2 11 1 10
6
0 2 1 7
6
9 1 2 3
6
0 4 1 6
6
11 10 1 6
6
7 12 5 1
6
0 3 2 7
6
3 11 2 7
7
12 3 4 0
7
8 13 0 5
7
12 3 0 14
7
0 9 10 12
7
14 9 0 1
7
0 12 5 14
7
1 14 0 11
7
8 2 10 4
7
9 0 1 3
7
10 11 4 9
8
12 4 1 5
8
16 7 0 6
8
13 1 2 6
8
16 0 4 6
8
15 4 1 8
8
0 16 1 13
8
2 1...

output:

4
1
9
8
8
3
7
0
8
10
8
2
10
7
8
9
2
3
11
6
6
11
4
13
6
10
16
16
7
5
8
18
9
12
3
15
13
10
1
10
19
15
1
12
1
6
13
11
16
10
14
17
9
20
0
12
7
15
19
13
17
13
15
11
22
8
3
7
18
20
14
15
21
20
20
17
7
19
4
6
6
8
17
10
14
2
18
17
3
9
16
16
10
9
21
3
7
17
15
22
18
13
9
4
2
7
17
5
16
21
16
18
12
6
20
10
3
7
...

result:

ok very good job! (6525 test cases)

Test #18:

score: 0
Accepted
time: 58ms = 0ms + 58ms
memory: 0kb,11676kb

input:

6525
1
6
0 1 9 6 11 5
6
0 11 2 3 10 6
6
0 9 2 3 12 5
6
11 10 2 3 7 5
6
10 1 11 3 4 6
6
0 1 3 4 10 7
6
11 8 7 9 12 6
6
9 10 6 3 12 5
6
9 1 7 8 10 6
6
1 2 3 10 5 12
7
13 1 10 3 12 8 7
7
0 11 2 14 4 5 12
7
0 1 2 8 12 5 14
7
10 11 2 3 9 5 6
7
0 11 13 14 4 9 7
7
10 1 13 3 14 9 8
7
0 10 13 9 8 11 7
7
13 1...

output:

1 11
2 0
9 12
5 10
4 1
10 1
7 12
6 5
10 7
2 12
1 7
2 4
1 8
5 9
0 11
1 10
0 11
12 9
11 6
12 14
5 9
10 7
12 6
11 4
1 16
14 4
16 13
13 10
0 8
11 13
0 11
16 6
2 13
3 7
13 16
0 4
15 13
14 3
1 9
12 7
2 12
0 6
19 5
4 7
0 10
14 13
0 6
17 7
1 15
5 15
2 6
14 9
20 4
18 13
12 10
0 21
1 18
3 11
15 22
11 15
14 10...

input:

6525
2
6
2 3 4 7 10 12
6
1 5 7 8 9 12
6
1 4 7 8 10 11
6
0 1 4 6 8 9
6
0 2 7 8 9 12
6
5 6 8 9 11 12
6
0 2 3 4 5 10
6
0 1 2 4 7 8
6
0 2 3 4 5 11
6
4 6 7 8 9 11
7
0 2 4 6 9 11 14
7
1 3 6 7 8 9 10
7
3 4 6 7 9 11 13
7
0 1 4 7 8 13 14
7
1 2 3 5 8 10 12
7
0 2 5 6 7 11 12
7
1 2 3 4 6 12 14
7
1 2 3 6 8 10 14...

output:

7 4
1 5
8 4
0 4
9 2
8 6
2 5
2 7
11 0
4 8
0 2
3 7
7 9
4 0
2 5
0 11
3 6
3 10
8 10
7 0
4 10
0 8
4 1
13 6
0 8
0 10
3 8
0 3
1 5
1 0
1 13
9 3
4 14
16 10
4 18
7 13
0 8
9 10
0 13
9 10
5 8
1 19
1 8
13 0
1 5
5 7
2 16
4 10
5 8
8 2
3 4
1 2
0 9
7 17
6 1
4 8
0 16
5 21
1 5
0 17
1 15
4 18
3 5
0 8
2 18
12 4
0 1
19 2...

input:

6525
3
6
1 11 7 4
6
2 0 1 5
6
9 12 8 4
6
5 10 0 4
6
4 1 9 2
6
10 1 8 6
6
7 12 2 5
6
6 5 2 7
6
10 7 11 0
6
2 12 4 8
7
1 7 0 2
7
2 4 3 7
7
1 8 7 9
7
5 9 4 0
7
0 11 2 5
7
1 10 0 11
7
0 11 3 6
7
12 9 3 10
7
11 6 8 10
7
12 14 7 0
8
5 9 4 10
8
10 7 0 8
8
12 6 4 1
8
11 4 13 6
8
1 16 0 8
8
14 4 0 10
8
16 13...

output:

8
4
6
12
5
2
1
11
12
0
5
13
10
12
6
4
5
0
2
5
3
13
2
0
13
6
12
5
10
4
12
2
12
1
6
14
14
5
11
13
19
8
9
10
13
1
9
2
18
20
16
21
18
22
21
18
21
15
13
13
21
2
6
5
15
16
4
1
18
13
6
15
9
11
1
13
5
22
14
4
3
11
8
20
16
2
13
19
22
2
16
18
18
4
7
18
5
2
1
2
6
2
4
1
10
18
16
20
5
18
16
19
18
16
11
7
3
0
17
...

result:

ok very good job! (6525 test cases)

Test #19:

score: 0
Accepted
time: 46ms = 0ms + 46ms
memory: 0kb,11596kb

input:

6525
1
6
8 11 2 3 6 12
6
7 11 2 3 5 6
6
10 1 6 8 9 5
6
0 12 7 11 4 5
6
0 10 11 3 4 6
6
1 8 3 11 10 12
6
0 1 12 4 5 7
6
0 8 2 10 12 6
6
0 1 2 11 4 6
6
0 1 9 3 6 11
7
8 1 14 3 12 10 11
7
0 8 11 4 9 13 7
7
10 1 8 14 12 6 9
7
0 13 9 7 14 5 6
7
7 12 2 14 4 5 9
7
0 12 2 3 4 9 7
7
0 1 9 11 4 8 14
7
1 2 13 ...

output:

11 8
5 11
1 8
0 12
3 0
1 11
1 5
8 6
4 0
0 11
1 12
11 0
1 14
13 5
7 9
12 2
9 0
1 13
12 9
2 14
14 6
14 4
0 11
9 13
16 0
13 1
0 6
1 11
5 9
0 7
6 10
17 11
13 16
11 10
1 18
17 2
14 8
3 14
17 5
18 11
19 16
4 3
1 12
14 0
4 19
20 11
18 14
18 13
16 12
2 11
22 8
0 10
0 18
0 22
11 5
21 22
0 15
1 13
11 22
21 9
...

input:

6525
2
6
0 1 4 5 9 10
6
0 1 8 9 10 12
6
0 2 3 4 7 11
6
1 2 3 8 9 10
6
1 2 5 7 9 12
6
2 4 5 6 7 9
6
2 6 8 9 10 11
6
1 3 5 7 9 11
6
3 5 7 8 9 12
6
2 4 5 7 8 10
7
0 2 4 5 6 7 9
7
1 2 5 6 10 12 14
7
0 2 4 5 7 11 13
7
1 2 3 4 8 10 12
7
0 1 3 6 8 10 11
7
1 5 8 10 11 13 14
7
2 3 6 7 10 12 13
7
3 4 6 9 10 1...

output:

1 5
1 0
0 2
3 1
5 2
5 9
6 8
9 11
3 7
5 2
2 4
5 6
2 7
1 4
0 3
5 14
10 6
6 3
2 8
8 12
3 10
0 3
1 3
12 8
4 9
6 0
8 11
7 3
0 14
6 13
12 4
0 2
6 1
2 14
0 11
0 11
0 5
0 12
0 4
10 14
1 2
0 6
4 9
1 17
6 15
7 2
7 0
0 16
4 10
5 12
0 7
4 13
7 12
2 19
0 8
0 2
1 19
15 20
0 17
0 15
0 5
10 12
0 22
0 19
12 20
3 11
...

input:

6525
3
6
11 8 1 5
6
5 11 1 0
6
1 8 0 2
6
0 12 3 1
6
3 0 5 2
6
1 11 5 9
6
1 5 6 8
6
8 6 9 11
6
4 0 3 7
6
0 11 5 2
7
1 12 2 4
7
11 0 5 6
7
1 14 2 7
7
13 5 1 4
7
7 9 0 3
7
12 2 5 14
7
9 0 10 6
7
1 13 6 3
7
12 9 2 8
7
2 14 8 12
8
14 6 3 10
8
14 4 0 3
8
0 11 1 3
8
9 13 12 8
8
16 0 4 9
8
13 1 6 0
8
0 6 8 ...

output:

7
4
12
6
8
0
3
4
10
12
13
3
3
11
13
6
5
0
4
5
12
2
6
7
1
10
12
0
3
10
3
4
4
15
4
4
15
10
6
17
13
14
10
2
17
1
12
8
0
7
16
14
16
1
19
1
17
10
21
12
20
11
5
7
17
16
11
1
1
11
14
5
2
6
21
19
7
5
22
22
12
16
17
13
17
13
9
17
10
9
20
2
0
12
15
20
5
18
16
6
0
6
1
21
16
8
21
11
3
1
17
2
12
5
8
9
17
15
10
6...

result:

ok very good job! (6525 test cases)

Test #20:

score: 0
Accepted
time: 70ms = 0ms + 70ms
memory: 0kb,11552kb

input:

6300
1
6
7 2 10 4 5 11
6
8 11 12 10 5 6
6
6 12 2 8 4 10
6
7 12 8 3 4 5
6
0 11 2 8 5 6
6
11 1 2 6 8 5
6
12 2 9 4 10 6
6
11 2 12 4 5 6
6
12 6 2 10 4 5
6
12 8 2 7 9 6
7
0 8 3 12 13 11 7
7
0 12 10 14 11 13 6
7
0 1 8 14 10 6 7
7
11 10 14 3 4 5 6
7
13 7 11 9 4 5 6
7
14 8 11 12 9 6 7
7
0 11 2 4 5 6 7
7
13 ...

output:

10 4
8 5
12 10
8 5
2 0
11 1
12 9
11 4
12 6
2 8
0 3
12 0
1 0
11 5
13 7
14 9
4 6
13 11
0 2
13 7
8 3
0 10
0 16
0 5
0 11
3 9
4 16
3 0
1 15
16 13
13 3
13 8
7 6
0 5
13 10
3 12
12 15
2 11
12 4
3 14
1 15
12 6
19 11
14 3
15 11
11 19
20 6
1 11
12 8
20 8
17 8
2 14
6 12
19 6
12 14
20 6
1 4
13 3
13 2
22 9
1 17
1...

input:

6300
2
6
1 3 6 8 9 12
6
1 2 3 4 7 9
6
0 1 3 5 7 9
6
0 1 2 9 10 11
6
1 4 7 9 10 12
6
0 3 4 7 9 12
6
0 3 5 7 8 11
6
0 3 7 8 9 10
6
0 1 3 8 9 11
6
0 1 4 5 10 11
7
1 4 5 6 9 10 14
7
1 2 3 4 5 8 9
7
2 4 5 9 11 12 13
7
0 1 2 7 9 12 13
7
0 1 2 3 10 12 14
7
0 2 3 4 5 10 13
7
1 8 9 10 12 13 14
7
0 3 5 6 7 8 ...

output:

1 8
2 9
5 1
0 9
1 7
0 3
3 0
9 0
1 11
0 10
4 5
1 3
2 5
0 13
14 10
3 0
13 1
0 6
4 7
8 2
0 10
1 11
8 5
6 11
2 1
7 14
11 6
1 5
6 2
3 8
0 12
3 18
8 10
13 15
0 8
4 17
9 11
0 4
1 18
1 6
7 10
2 10
0 17
6 13
0 14
0 2
9 12
9 3
0 15
7 1
2 4
5 11
11 15
1 11
0 4
0 13
2 16
1 14
17 22
1 19
2 14
0 12
2 1
0 17
3 4
1...

input:

6300
3
6
10 4 1 8
6
8 5 2 9
6
12 10 5 1
6
8 5 0 9
6
2 0 1 7
6
11 1 0 3
6
12 9 3 0
6
11 4 9 0
6
12 6 1 11
6
2 8 0 10
7
0 3 4 5
7
12 0 1 3
7
1 0 2 5
7
11 5 0 13
7
13 7 14 10
7
14 9 3 0
7
4 6 13 1
7
13 11 0 6
7
0 2 4 7
7
13 7 8 2
8
8 3 0 10
8
0 10 1 11
8
0 16 8 5
8
0 5 6 11
8
0 11 2 1
8
3 9 7 14
8
4 16...

output:

0
0
11
6
3
10
1
1
7
3
2
7
3
8
8
1
3
10
1
0
15
6
2
2
6
12
7
4
16
12
1
1
3
12
6
1
5
1
11
7
16
20
15
0
1
5
4
2
7
0
14
7
1
2
8
15
18
19
20
2
10
1
14
13
17
22
1
14
4
2
9
2
7
2
20
6
18
6
20
5
6
12
21
4
0
0
13
1
21
10
10
21
7
10
3
19
7
2
20
6
18
1
0
2
2
21
3
13
22
19
20
8
19
3
6
15
13
8
10
21
11
16
4
8
4
1...

result:

ok very good job! (6300 test cases)

Subtask #4:

score: 0
Wrong Answer

Test #21:

score: 22
Accepted
time: 850ms = 0ms + 850ms
memory: 0kb,12376kb

input:

51051
1
6
7 1 9 3 11 6
6
0 1 6 3 4 7
6
6 1 2 11 10 5
6
0 11 9 3 4 5
6
0 1 8 3 4 5
6
0 1 2 8 7 6
6
10 7 9 4 5 6
6
1 8 3 11 12 6
6
11 2 7 4 8 9
6
10 12 2 3 4 6
7
0 1 11 12 4 10 7
7
0 12 2 3 4 5 7
7
7 9 13 3 4 12 6
7
13 14 2 12 7 5 10
7
0 1 2 3 11 14 6
7
7 13 2 14 10 8 6
7
8 10 2 7 11 5 6
7
12 1 2 7 10...

output:

6 3
1 6
2 11
3 9
3 0
8 1
10 7
1 3
11 9
10 12
0 1
2 4
12 6
7 14
3 0
7 13
11 2
12 1
9 6
2 7
9 4
2 9
16 15
10 11
12 16
1 11
10 9
1 13
13 16
9 10
0 15
0 7
1 12
16 13
10 5
2 6
0 1
4 11
2 8
0 9
0 8
2 16
14 1
12 13
3 10
0 14
0 6
0 16
0 18
5 9
0 16
12 8
17 1
3 14
13 10
0 14
0 13
2 1
0 9
0 12
19 2
0 5
1 0
16...

input:

51051
2
6
0 2 4 5 8 10
6
2 5 8 10 11 12
6
0 3 4 8 9 12
6
1 2 6 7 10 12
6
2 6 7 9 10 12
6
3 5 9 10 11 12
6
0 2 3 8 11 12
6
2 4 5 7 9 10
6
0 3 5 6 10 12
6
0 1 5 7 8 9
7
2 3 5 8 9 13 14
7
1 6 8 9 10 11 13
7
0 1 2 5 8 10 11
7
0 1 3 4 6 8 11
7
4 5 7 8 9 10 12
7
0 1 3 4 5 9 11
7
0 1 3 4 9 12 13
7
0 3 4 5 ...

output:

2 4
2 11
3 8
10 1
2 12
10 12
3 8
2 5
3 12
0 8
5 2
1 10
11 0
3 4
10 9
3 4
0 9
0 11
5 1
8 4
2 8
6 13
3 0
0 12
3 11
4 8
4 15
7 14
0 5
1 15
3 18
6 1
9 13
2 8
3 12
11 5
6 14
10 5
14 16
4 8
3 19
13 5
5 11
4 10
5 4
2 20
2 13
4 20
2 19
10 3
9 17
1 20
0 20
6 19
0 6
7 15
1 9
0 7
11 22
5 17
0 3
11 6
2 3
6 22
0...

input:

51051
3
6
6 3 2 4
6
1 6 2 11
6
2 11 3 8
6
3 9 10 1
6
3 0 2 12
6
8 1 10 12
6
10 7 3 8
6
1 3 2 5
6
11 9 3 12
6
10 12 0 8
7
0 1 5 2
7
2 4 1 10
7
12 6 11 0
7
7 14 3 4
7
3 0 10 9
7
7 13 3 4
7
11 2 0 9
7
12 1 0 11
7
9 6 5 1
7
2 7 8 4
8
9 4 2 8
8
2 9 6 13
8
16 15 3 0
8
10 11 0 12
8
12 16 3 11
8
1 11 4 8
8
...

output:

12
9
7
8
11
4
1
0
1
11
6
14
14
9
13
12
14
9
14
12
14
8
8
1
13
5
11
11
4
0
1
15
11
15
7
7
3
7
6
18
6
9
16
2
17
3
1
1
12
18
14
14
14
2
19
8
8
6
2
6
10
13
20
5
9
5
1
11
10
20
10
10
8
4
18
1
19
22
7
2
16
9
6
22
11
1
19
1
13
15
1
21
1
7
12
14
16
2
7
6
6
7
15
14
20
21
7
15
4
10
9
0
1
4
3
20
19
11
14
0
4
1...

result:

ok very good job! (51051 test cases)

Test #22:

score: -22
Wrong Answer
time: 879ms = 0ms + 879ms
memory: 0kb,12368kb

input:

51051
1
6
12 11 2 9 4 10
6
8 1 9 7 4 6
6
0 1 2 8 12 7
6
0 7 9 3 10 6
6
10 1 12 7 11 5
6
7 2 3 4 5 11
6
0 1 2 3 6 9
6
12 11 2 8 4 9
6
0 1 6 11 4 5
6
12 9 11 4 7 6
7
11 1 14 3 12 5 7
7
0 1 2 3 12 10 8
7
0 10 2 8 13 9 6
7
13 1 7 3 4 11 10
7
8 2 13 10 12 6 9
7
0 1 8 4 12 6 7
7
0 1 9 12 8 11 14
7
0 1 2 9...

output:

2 11
9 8
0 8
0 3
11 1
5 7
1 6
2 12
1 0
9 11
11 5
2 10
8 13
7 1
2 13
0 6
9 11
1 10
5 9
2 4
8 12
13 4
13 2
13 11
15 8
0 11
9 0
11 5
0 14
1 15
10 4
14 4
1 3
2 15
0 15
15 4
0 6
11 18
11 18
5 9
19 20
0 10
1 20
0 16
20 3
13 4
1 19
15 3
1 16
1 8
17 7
2 16
14 0
22 10
19 12
22 18
3 18
11 1
0 12
13 17
1 5
2 4...

input:

51051
2
6
0 1 3 6 7 8
6
0 2 3 5 11 12
6
4 5 6 9 10 11
6
1 2 5 8 11 12
6
0 2 3 4 6 8
6
0 6 8 9 10 12
6
4 5 7 8 11 12
6
0 1 3 6 7 10
6
2 3 7 8 10 12
6
0 2 3 5 8 10
7
0 2 4 6 8 9 10
7
4 5 6 7 9 13 14
7
1 3 4 5 7 12 14
7
0 2 5 6 8 12 14
7
1 3 4 5 7 11 14
7
3 5 9 10 11 13 14
7
3 4 5 6 7 10 13
7
3 4 5 6 1...

output:

3 6
0 5
6 5
1 8
3 8
10 0
4 12
1 0
3 2
2 3
8 10
4 7
3 14
5 14
1 14
9 13
3 4
12 6
4 14
3 14
0 2
8 2
9 4
1 15
1 12
6 9
4 6
2 9
1 15
9 14
6 15
6 8
5 11
5 11
4 12
0 2
2 17
9 13
0 8
13 16
12 7
5 12
2 19
2 6
0 2
0 5
2 8
1 10
5 10
7 18
0 13
1 12
16 19
8 12
11 1
3 15
0 7
10 0
4 20
1 8
2 21
8 14
3 0
4 18
2 9
...

input:

51051
3
6
2 11 3 6
6
9 8 0 5
6
0 8 6 5
6
0 3 1 8
6
11 1 3 8
6
5 7 10 0
6
1 6 4 12
6
2 12 1 0
6
1 0 3 2
6
9 11 2 3
7
11 5 8 10
7
2 10 4 7
7
8 13 3 14
7
7 1 5 14
7
2 13 1 14
7
0 6 9 13
7
9 11 3 4
7
1 10 12 6
7
5 9 4 14
7
2 4 3 14
8
8 12 0 2
8
13 4 8 2
8
13 2 9 4
8
13 11 1 15
8
15 8 1 12
8
0 11 6 9
8
9...

output:

5
10
3
4
9
1
10
5
9
1
13
11
11
9
0
2
2
8
2
11
6
0
3
14
4
8
16
3
2
4
11
3
16
0
7
12
4
3
4
7
3
15
0
9
19
11
6
4
20
0
16
14
10
20
17
17
9
12
9
15
20
9
18
2
11
5
0
12
15
0
15
18
14
9
0
1
8
1
15
8
3
11
19
8
9
11
19
2
12
12
4
19
9
1
18
19
2
7
6
5
1
17
20
19
0
6
11
14
6
7
16
20
19
17
9
18
17
1
10
15
7
0
22...

result:

wrong answer the card you returned is 102353, but expected 219604 (test case 51051)