Answer to Question #316960 in Python for Rahul

Question

String Concatenation

Disha has three strings A, B, and C consisting of lowercase letters.She also has a string T consisting only of characters 1, 2 and 3.

She wants to concatenate the three strings according to the characters in T.

Your task is to print the final output string.

Note: Formally, follow the below instructions:

* For each integer i such that 1<=i<=|T|, let the string si be defined as follows:

• A if Ti = 1.
• B if Ti = 2.
• C if Ti = 3.

*Concatenate the strings s1,s2,...,s|T| in this order and print the resulting string.

Sample Input1

mari

to

zzo

1321

Sample Output1

marizzotomari

Answer 1

The following set of codes should concatenate the strings provided:

# String concatenation
a = input()
b = input()
c = input()
T = input()
result = ''

# loop over each integer in T
for i in T:
    if i == '1':
        result += a
    elif i == '2':
        result += b
    elif i == '3':
        result += c

print(result)