dict = {"python": 5,
"java": 6,
"dart": 7,
"c": 2 }
print("key values:")
for key, value in dict.items():
print("%s %d" % (key, value))
print("\nkeys:")
for key in dict.keys():
print("%s" % key)
print("\nvalues:")
for value in dict.values():
print("%d" % value)
'''
run:
key values:
python 5
java 6
dart 7
c 2
keys:
python
java
dart
c
values:
5
6
7
2
'''