Codes not working at playground
Hallo, Can anybody tell what am I doing wrong, because all of this codes doesn’t work in SoloLearn Playground. I wrote them at my iOS device and here is no problem. Thank you Pap https://code.sololearn.com/WAq9wr2xg6S4/?ref=app https://code.sololearn.com/WAP61q424wBd/?ref=app https://code.sololearn.com/W5zwDz9ofTBN/?ref=app https://code.sololearn.com/WiTnDzvSKWQ9/?ref=app https://code.sololearn.com/W3qrutLMG9Kv/?ref=app