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Version 2
In [3]:
a= ["abc","xyz","asd"]
In [4]:
id(a)
Out[4]:
4579408224
In [5]:
a[0]
Out[5]:
'abc'
In [6]:
a[0]="req"
In [7]:
a
Out[7]:
['req', 'xyz', 'asd']
In [8]:
id(a)
Out[8]:
4579408224
In [9]:
[3,4,5]b = "xyz"
In [10]:
id(b)
Out[10]:
4579301552
In [11]:
b = "pop"
In [12]:
id(b)
Out[12]:
4539647792
In [13]:
arr = [5,6,7]
In [14]:
sum(arr)
Out[14]:
18
In [15]:
ar = []
In [16]:
ar
Out[16]:
[]
In [19]:
ar.append(9)
In [20]:
ar
Out[20]:
[5, 9]
In [21]:
sum(ar)
Out[21]:
14
In [22]:
3**2
Out[22]:
9
In [28]:
a= input("enter number of rows")
enter number of rows4
In [29]:
a
Out[29]:
'4'
In [33]:
val = "1"
ar = []

for i in range(int(a)):
    ar.append(val)
    val = val+"1"
    
for j in ar:
    print(int(j)**2)
1 121 12321 1234321
In [34]:
d = [5,3,2,7,8,9,3,2,1]
In [35]:
print(d)
[5, 3, 2, 7, 8, 9, 3, 2, 1]
In [36]:
d
Out[36]:
[5, 3, 2, 7, 8, 9, 3, 2, 1]
In [37]:
d[:]
Out[37]:
[5, 3, 2, 7, 8, 9, 3, 2, 1]
In [38]:
d[4:]
Out[38]:
[8, 9, 3, 2, 1]
In [39]:
d[:4]
Out[39]:
[5, 3, 2, 7]
In [43]:
d[6:2:-1]
Out[43]:
[3, 9, 8, 7]
In [42]:
d[::-1]
Out[42]:
[1, 2, 3, 9, 8, 7, 2, 3, 5]
In [45]:
i=0
while i<10: 
    print(i)
    i=i+1
0 1 2 3 4 5 6 7 8 9
In [48]:
j = {"a":1,"b":2,"c":3}
In [49]:
j
Out[49]:
{'a': 1, 'b': 2, 'c': 3}
In [52]:
j["b"]
Out[52]:
2
In [53]:
people = [{"name":"Akash", "age":18},{"name":"Gautam","age":18}]
In [59]:
people[0]["name"]
Out[59]:
'Akash'
In [60]:
people.append({"name":"Modi","age":55})
In [61]:
people
Out[61]:
[{'name': 'Akash', 'age': 18},
 {'name': 'Gautam', 'age': 18},
 {'name': 'Modi', 'age': 55}]
In [62]:
arr = ["a","b","c"]
In [63]:
arr
Out[63]:
['a', 'b', 'c']
In [65]:
arr
Out[65]:
['a', 'b', 'c']
In [66]:
br = {"a":1,"b":2,"c":3}
In [68]:
br["b"]
Out[68]:
2
In [77]:
num = int(input("how many inputs do you want?"))
arr = []
for i in range(num):
    name = input("enter name")
    age = int(input("enter age"))
    arr.append({"name":name,"age":age})
    
smallest = arr[0]
largest = arr[0]
s = 0

for i in arr:
    if i["age"] > largest["age"]:
        largest = i
    if i["age"] < smallest["age"]:
        smallest = i
    s = s+i["age"]

print("Youngest person is {}".format(smallest["name"]))
print("Oldest person is {}".format(largest["name"]))
print("average age is {}".format(s/len(arr)))
how many inputs do you want?2 enter nameAkash enter age18 enter nameGautam enter age20 Youngest person is Akash Oldest person is Gautam average age is 19.0
In [82]:
f = 12
print("hello!! {t} is the value of f. f: {t}".format(t=f))
hello!! 12 is the value of f. f: 12
In [79]:
print("the value of f is: ",f)
the value of f is: 12
In [95]:
h = [[1,[5,{"k":3}]],[{"h":3},[4,5]],[[8,2],{"g": 5}]]
In [111]:
h[0][1][1]["k"]
Out[111]:
3
In [113]:
k = {"0":{"1":[7,4,2] },"1":[{"0":4},0,{"2":"g"}]}
In [114]:
k
Out[114]:
{'0': {'1': [7, 4, 2]}, '1': [{'0': 4}, 0, {'2': 'g'}]}
In [120]:
k["1"][2]["2"]
Out[120]:
'g'
In [122]:
k["0"]["1"][1]
Out[122]:
4
In [1]:
import jovian
In [ ]:
jovian.commit()
[jovian] Saving notebook..
In [ ]: