input:

246
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
...

output:

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

result:

wrong answer Participant's solution is incorrect. The size of 20-th piece != 4. (test case 10)