#1
def dictionary(a):
    a = [int(i) for i in a]
    n = {}
    for i in a:
        n[i] = i
    return n

a = input().split(', ')
print(dictionary(a))
answer: {1: 1, 2: 2, 3: 3, 4: 4, 5: 5}

#2
a = int(input())
n = {}
for i in range (1, a+1):
    n[i] = i ** 2
print(n)
answer: {1: 1, 2: 4, 3: 9, 4: 16, 5: 25}

#3
a = {'data1': 375,'data2': 567,'data3': -37 ,'data4': 21}
c = 1
for i in a:
    c *= int(a[i])
print(c)
answer: -165209625

#4
a = input()
c = []
for i in a:
    if i == ',' or i == '.' or i == ':' or i == ';' or i == '!' or i == '?':
        c.append(i)
print(len(c))
answer: 12

#5
a = []
x = input()
for i in x:
    if i == '1' or i == '2' or i == '3' or i == '4' or i == '5' or i == '6' or i == '7' or i == '8' or i == '9' or i == '0':
        a.append(i)
    else:
        continue
print(*sorted(set(a)))
answer: 1 2 4 5 6 7 8 9