14
20
1
0
1
0
2
1
1
0
10
20
2
1
1
0
1
0
1
0
1
0
2
1
01 Feb '18
1
0
3
2
9
22
1
0
2
2
5
5
3
2
1
0
27 Jan '18
1
0
2
2
4
3
4
7
3
3
1
0
7
7
2
1
5
5
3
2
2
1
1
0
8
9
1
0
4
4
1
0
4
4
Has anyone read Introduction to the History of Computing: A Computing History Primer
by Christian Liendo 20 Jan '18
by Christian Liendo 20 Jan '18
20 Jan '18
3
3
1
0
3
2
12
16
2
1
2
2
2
1
1
0
1
0
5
4
3
3
1
0
4
5