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Strings

Q1:

What will be the output of the program If characters 'a', 'b' and 'c' enter are supplied as input? 
#include<stdio.h>

int main()
{
    void fun();
    fun();
    printf("\n");
    return 0;
}
void fun()
{
    char c;
    if((c = getchar())!= '\n')
        fun();
    printf("%c", c);
}

A abc abc

B bca

C Infinite loop

D cba

ANS:D - cba

Step 1: void fun(); This is the prototype for the function fun(). Step 2: fun(); The function fun() is called here. The function fun() gets a character input and the input is terminated by an enter key(New line character). It prints the given character in the reverse order. The given input characters are "abc" Output: cba



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