Răspuns :
/.../
/.../+1
/.../+2
/.../+3
678-6=672
672:4=168
numerele sunt:
168
168+1=169
168+2=170
168+3=171
/.../+1
/.../+2
/.../+3
678-6=672
672:4=168
numerele sunt:
168
168+1=169
168+2=170
168+3=171