input_array input_dict 12 23 print input_array print input_dict for ke

input_array = [1, 2, 4, 6, 7]
input_dict = {'a': 1, 'b': 12, 'c': 23}
print(input_array[1])
print(input_dict['b'])

for key, value in input_dict.items():
    print(f"{key} -> {value}")
    
print(input_dict.keys())