On Tuesday, 10 January 2023 at 01:22:33 UTC, H. S. Teoh wrote:
Here's a challenge. Given an input year, for example, "2023",
write a program that outputs (for the corresponding year):
--------------------------------snip---------------------------------
2023
January February March
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr
Sa
1 2 3 4 5 6 7 1 2 3 4 1 2 3
4
8 9 10 11 12 13 14 5 6 7 8 9 10 11 5 6 7 8 9 10
11
15 16 17 18 19 20 21 12 13 14 15 16 17 18 12 13 14 15 16 17
18
22 23 24 25 26 27 28 19 20 21 22 23 24 25 19 20 21 22 23 24
25
29 30 31 26 27 28 26 27 28 29 30 31
April May June
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr
Sa
1 1 2 3 4 5 6 1 2
3
2 3 4 5 6 7 8 7 8 9 10 11 12 13 4 5 6 7 8 9
10
9 10 11 12 13 14 15 14 15 16 17 18 19 20 11 12 13 14 15 16
17
16 17 18 19 20 21 22 21 22 23 24 25 26 27 18 19 20 21 22 23
24
23 24 25 26 27 28 29 28 29 30 31 25 26 27 28 29 30
30
July August September
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr
Sa
1 1 2 3 4 5 1
2
2 3 4 5 6 7 8 6 7 8 9 10 11 12 3 4 5 6 7 8
9
9 10 11 12 13 14 15 13 14 15 16 17 18 19 10 11 12 13 14 15
16
16 17 18 19 20 21 22 20 21 22 23 24 25 26 17 18 19 20 21 22
23
23 24 25 26 27 28 29 27 28 29 30 31 24 25 26 27 28 29
30
30 31
October November December
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr
Sa
1 2 3 4 5 6 7 1 2 3 4 1
2
8 9 10 11 12 13 14 5 6 7 8 9 10 11 3 4 5 6 7 8
9
15 16 17 18 19 20 21 12 13 14 15 16 17 18 10 11 12 13 14 15
16
22 23 24 25 26 27 28 19 20 21 22 23 24 25 17 18 19 20 21 22
23
29 30 31 26 27 28 29 30 24 25 26 27 28 29
30
31
--------------------------------snip---------------------------------
Code will be graded on readability, unittest coverage, and
reusability (how many functions have wide applicability outside
of this challenge).
;-)
T
```
import std.process, std.stdio;
void main() {
writeln(executeShell("cal -y 2023").output);
}
```
