Input for problem 4 (run-length decoding)
----------------------------------------
3
17
0 0 0 4 33 0 2 0 21 22 0 4 2 3 0 3 1
18
0 5 2 0 0 0 4 2 0 0 3 3 0 5 0 2 0 0 
18
32 32 0 3 3 31 33 0 17 3 0 0 0 17 3 0 0 2



Correct output:
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0 0 0 4 33 0 2 0 21 22 0 4 2 3 0 4 1
0 33 33 33 33 0 0 21 22 2 2 2 2 3 1 1 1 1

0 5 2 0 0 0 4 2 0 0 3 3 0 5 0 2 0 0
2 2 2 2 2 0 2 2 2 2 0 3 3 0 0 0 0 0 2 0

32 32 0 4 3 31 33 0 4 17 0 0 0 4 17 0 0 2
32 32 3 3 3 3 31 33 17 17 17 17 0 17 17 17 17 0 2