Standard input is empty

0 0.0 0.0
1 0.5 0.5
2 1.0 1.0
3 1.5 1.5
4 2.0 2.0
5 2.5 2.5
6 3.0 3.0
7 3.5 3.5
8 4.0 4.0
9 4.5 4.5
10 5.0 5.0
11 5.5 5.5
12 6.0 6.0
13 6.5 6.5
14 7.0 7.0
15 7.5 7.5
16 8.0 8.0
17 8.5 8.5
18 9.0 9.0
19 9.5 9.5
20 10.0 10.0
21 10.5 10.5
22 11.0 11.0
23 11.5 11.5
24 12.0 12.0
25 12.5 12.5
26 13.0 13.0
27 13.5 13.5
28 14.0 14.0
29 14.5 14.5
30 15.0 15.0
31 15.5 15.5
32 16.0 16.0
33 16.5 16.5
34 17.0 17.0
35 17.5 17.5
36 18.0 18.0
37 18.5 18.5
38 19.0 19.0
39 19.5 19.5
40 20.0 20.0
41 20.5 20.5
42 21.0 21.0
43 21.5 21.5
44 22.0 22.0
45 22.5 22.5
46 23.0 23.0
47 23.5 23.5
48 24.0 24.0
49 24.5 24.5
50 25.0 25.0
51 25.5 25.5
52 26.0 26.0
53 26.5 26.5
54 27.0 27.0
55 27.5 27.5
56 28.0 28.0
57 28.5 28.5
58 29.0 29.0
59 29.5 29.5
60 30.0 30.0
61 30.5 30.5
62 31.0 31.0
63 31.5 31.5
64 32.0 32.0
65 32.5 32.5
66 33.0 33.0
67 33.5 33.5
68 34.0 34.0
69 34.5 34.5
70 35.0 35.0
71 35.5 35.5
72 36.0 36.0
73 36.5 36.5
74 37.0 37.0
75 37.5 37.5
76 38.0 38.0
77 38.5 38.5
78 39.0 39.0
79 39.5 39.5
80 40.0 40.0
81 40.5 40.5
82 41.0 41.0
83 41.5 41.5
84 42.0 42.0
85 42.5 42.5
86 43.0 43.0
87 43.5 43.5
88 44.0 44.0
89 44.5 44.5
90 45.0 45.0
91 45.5 45.5
92 46.0 46.0
93 46.5 46.5
94 47.0 47.0
95 47.5 47.5
96 48.0 48.0
97 48.5 48.5
98 49.0 49.0
99 49.5 49.5
100 50.0 50.0