Standard input is empty

Standard output is empty

./prog.sh: line 1: https://colab.research.google.com/drive/1KUJWQ9i1I_9Neb8OtKpahDa6gwqKXa-b: No such file or directory
./prog.sh: line 2: https://colab.research.google.com/drive/18c9PRoR8Xis-cnfV7dFs8D_dHDC8J_rS: No such file or directory
./prog.sh: line 3: https://colab.research.google.com/drive/15SMLFU6Sw0u93764H7-gsXnooVLO1HgR: No such file or directory
./prog.sh: line 4: https://u...content-available-to-author-only...n.io/result/14392e61-c644-484b-b69d-faa830c096eb: No such file or directory
./prog.sh: line 5: https://u...content-available-to-author-only...n.io/result/5b200092-3634-49f1-a7e9-7334324d152e: No such file or directory
./prog.sh: line 6: https://w...content-available-to-author-only...s.com/sample/945968672b6563d4d2532c35b468eedb5dda32cf075165f645f803d1c2558897: No such file or directory
./prog.sh: line 7: https://d...content-available-to-author-only...t.org/paste/5a278d75: No such file or directory
./prog.sh: line 8: https://w...content-available-to-author-only...s.com/sample/a059488d9a707c2689fe3c32ed979eae8eb90f8c0b658aa1c2e83cbdd113fff9: No such file or directory
./prog.sh: line 9: https://a...content-available-to-author-only...e.com/paste/5a278d75: No such file or directory
./prog.sh: line 10: https://colab.research.google.com/drive/15SMLFU6Sw0u93764H7-gsXnooVLO1HgR: No such file or directory
./prog.sh: line 11: https://c...content-available-to-author-only...e.so/post/https-colab-research-google-com-drive-1kujwq9i1i-9neb8otkpahda6gwqkxa-b-htt--5f899992b6a7c014def5e200: No such file or directory
./prog.sh: line 12: https://c...content-available-to-author-only...e.so/post/use-coronavirus-map-tracking-the-outbreakx-https-colab-research-google-com---5f8999d27867a925b53e37f1: No such file or directory
./prog.sh: line 13: https://p...content-available-to-author-only...o.com/xEdVA0dFRoiq: No such file or directory