print("F?rste for-l?kke")
for i in range(10):
    print(i)
print("\n\n")

print("Andre for-l?kke")
for j in range(50, 60):
    print(j)
print("\n\n")

print("Tredje for-l?kke")
for k in range(20, 100, 5):
    print(k)