Question

Write a C program to accept a string S is passed as the input. S has at least one repeating character. The program must print the first repeating character C.
Input Format:
The first line contains S.
Output Format:
The first line contains C.
Boundary Conditions:
Length of S will be from 3 to 100.
Example Input/Output 1:
Input:
abcdexyzbwqpoolj
Output:
b

Answer 1

Answer:

pqgsozna,tpqla Iaqpaapql an fall ospappqpazp