# Dictionaries
student = {"name":"ram", "marks":500, "Rank":1}
print(student)
student = {"name":"ram","marks":[200, 300, 250], "subjects":["maths", "physics", "chemisrty", "social"]}
print(student)
student = {"Number":(1, 2), "subjets":("maths", "social")}
print(student)

student = {"name":"ram", "marks":500, "Rank":1, "name":"krish"}
student = {1:"ram", 2:500, 3:1, 4:"krish"}
print(student)

# How to Accessing Values in Dictionary?
student = {"name":"ram","marks":[200, 300, 250], "subjects":["maths", "physics", "chemisrty", "social"]}
print(student)
print(student["name"])
print(student["marks"])


# Shall we take duplicate keys in dictionaries?
# yes but it overrides the vale
student = {"name":"ram", "marks":500, "Rank":1, "name":"krishna"}
print(student["name"])


# Shall we take numbers as key?
student = {1:"ram", 2:500, 3:3, 4:"krishna"}
print(student[1])

# #========================================================================
# Updating Dictionary
student = {"name":"ram", "marks":500, "Rank":1}
print(student)
student["name"] = 'krish'
print(student)


# #=======================================================================
# Delete Dictionary Elements?
student = {"name":"ram", "marks":500, "Rank":1}

del student["name"]
student.clear()
del student

print(student)