name   = "Andi"  sizeof = 5  strlen = 4
buffer = "Bella"  sizeof = 16  strlen = 5
shop   = "Profitina Laundry"  my_strlen = 17
bytes of name: 65 110 100 105 0
after name[0] = 'a': andi
after buffer[3] = '\0': Bel (strlen 3)
'A' = 65, 'a' = 97, '0' = 48, ' ' = 32
'7' - '0' = 7, 'a' - 'A' = 32
