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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5.     int t=100;
  6.     cout<<t<<endl;
  7.     while(t--)
  8.     {
  9.         int n=1+rand()%10;
  10.         cout<<n<<endl;
  11.         while(n--)
  12.         {
  13.             cout<<rand()%10<<" "<<rand()%10<<endl;
  14.         }
  15.     }
  16.     return 0;
  17. }
  18.  
Success #stdin #stdout 0s 3468KB
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stdin
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Standard input is empty
stdout
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100
4
7 6
3 5
6 5
9 2
2
7 2
9 0
4
0 6
2 6
1 6
7 8
10
0 2
3 2
5 7
2 9
8 2
7 9
6 3
2 1
3 9
9 1
5
8 7
5 4
3 0
1 6
6 0
4
0 2
1 6
5 5
7 4
7
6 5
3 9
4 7
2 5
4 5
4 7
3 4
1
8 7
7
8 8
3 4
4 1
2 9
6 0
9 8
6 2
7
9 4
0 5
8 4
1 7
2 7
2 7
6 2
2
6 0
5 1
10
9 4
9 0
7 1
1 7
5 1
7 9
6 7
3 7
5 6
3 6
10
8 4
2 1
3 9
0 9
8 8
0 5
6 9
8 3
6 5
1 1
6
8 9
8 4
0 1
0 3
4 4
4 4
8
3 6
7 1
9 5
2 6
7 1
5 8
4 7
8 1
6
7 9
3 5
8 8
1 3
9 8
4 6
4
3 3
6 8
4 0
8 8
9
7 9
6 7
3 4
3 0
9 0
5 2
0 4
9 5
6 4
10
2 2
7 4
5 7
8 4
2 1
9 8
6 3
0 8
1 2
5 0
2
0 1
5 8
1
4 6
7
5 2
6 8
8 2
7 4
4 2
6 0
9 2
10
8 0
3 1
1 1
3 0
0 4
9 3
9 1
9 6
3 3
0 8
6
6 6
0 4
4 0
2 6
7 6
6 5
10
7 8
8 2
9 2
6 9
2 0
6 7
3 1
1 2
9 5
1 9
5
1 9
7 0
8 5
0 7
8 4
1
2 4
10
1 6
4 0
2 2
0 2
5 5
9 2
2 0
3 8
0 8
0 4
10
9 1
2 6
4 5
9 4
3 9
0 6
0 5
9 2
3 4
1 5
8
3 4
4 1
9 6
2 4
6 2
1 4
8 2
9 8
3
8 8
6 8
3 8
9
3 3
8 3
4 0
6 7
9 8
6 0
7 8
0 9
3 3
4
3 7
6 2
2 5
5 6
9
9 7
0 6
1 4
4 0
7 8
8 0
2 6
7 4
3 9
10
8 2
0 3
7 1
9 8
5 1
9 4
5 2
4 7
9 9
5 4
10
5 3
0 7
1 8
9 9
8 7
5 2
4 3
0 9
0 2
9 1
7
1 2
0 2
3 7
1 1
0 9
6 5
7 7
5
6 0
7 4
8 4
8 5
6 2
1
6 6
5
2 6
9 8
0 6
0 7
0 1
2
7 3
2 7
7
5 4
0 2
9 2
9 0
4 9
1 5
3 0
8
8 8
0 6
6 4
6 7
9 0
5 7
7 9
5 8
4
8 3
7 3
3 9
8 7
8
1 4
0 9
8 9
5 8
4 8
7 3
3 1
0 8
10
9 7
3 9
4 2
7 3
2 1
0 2
1 2
5 7
7 1
1 4
8
1 1
7 1
4 0
8 0
1 5
6 6
1 2
6 9
5
0 8
1 8
2 0
9 2
5 7
7
6 4
7 3
7 9
9 4
7 1
6 0
8 0
6
9 3
1 4
4 5
5 1
4 5
8 9
4
5 8
2 2
7 2
3 0
5
3 6
3 6
4 3
3 4
7 9
3
8 5
0 9
4 2
8
5 6
1 7
3 3
8 3
1 5
8 0
6 7
5 3
1
0 8
5
1 1
5 3
3 9
1 4
0 5
9
5 3
5 6
9 9
7 0
3 6
6 7
5 1
6 0
0 5
9
2 1
6 2
1 9
4 0
7 2
0 4
2 3
0 8
7 3
1
3 0
5
2 9
4 7
5 2
4 2
3 4
9
0 6
9 8
2 2
1 3
3 8
2 4
4 2
1 5
5 7
8
6 1
8 9
3 1
3 3
9 7
6 8
0 7
8 4
5
1 8
8 6
2 5
9 1
6 9
1
4 6
10
0 9
9 8
1 3
8 4
6 9
7 7
7 3
2 1
1 2
0 5
10
4 0
1 0
7 3
1 4
3 1
3 0
1 2
5 7
5 6
2 4
3
7 1
4 2
6 1
6
8 7
9 5
7 2
6 3
7 4
7 9
3
1 2
3 6
2 0
2
6 5
0 5
1
4 3
7
0 6
5 2
9 8
0 5
0 6
3 8
8 7
3
0 1
8 5
5 5
1
3 7
9
3 2
7 0
7 7
9 6
1 1
0 9
9 8
8 8
3 0
8
6 0
2 9
7 1
9 7
6 7
7 2
5 1
8 8
5
6 5
6 5
4 8
8 8
8 3
8
2 5
5 4
5 0
3 7
7 2
1 2
4 3
4 9
2
5 9
4 7
2
2 2
6 1
3
2 0
9 2
4 7
4
6 5
4 1
3 0
2 1
8
9 7
1 8
7 0
0 6
0 1
5 2
9 1
1 7
4
2 1
6 0
7 8
9 4
3
4 4
9 5
2 1
9
6 9
6 0
0 4
4 9
4 5
6 6
9 3
5 9
1 2
4
9 0
1 9
4 3
8 5
6
3 7
8 3
5 9
3 5
6 8
3 0
4
1 6
7 8
5 0
1 1
1
0 3
1
5 4
5
4 2
9 9
4 9
8 9
6 1
4
3 9
4 3
1 6
6 5
2
2 7
9 2
3
1 8
4 2
8 7
7
7 3
2 7
7 3
5 2
7 3
8 6
3 1
7
0 4
5 3
5 8
9 0
8 9
2 0
9 4
1
2 1
1
6 0
4
0 9
3 8
7 8
1 3
https://ideone.com/ifsgkk
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
secret

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