introverte = ["Ola", "Timothy", "Kari"]
ekstroverte = ["Adam", "Petra", "Jonatan"]
assert len(introverte) == len(ekstroverte)
bord = []
for i in range(len(introverte)):
bord.append(introverte[i])
bord.append(ekstroverte[i])
print(bord)
for i in range(len(bord) - 1):
print(f"{bord[i]}, {bord[i + 1]}")