dic = {'a':100,'b':101,'c':102,'d':103,'e':104,'f':105,'g':106,'h':107};

print(dic.keys());
print(dic.values());
print(dic.items());

# ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h']
for data in dic.keys():
    print(dic[data]);