Question:What will be the output of the program?
#include<stdio.h>
#include<stdarg.h>
void display(int num, ...);

int main()
{
    display(4, 'A', 'B', 'C', 'D');
    return 0;
}
void display(int num, ...)
{
    char c, c1; int j;
    va_list ptr, ptr1;
    va_start(ptr, num);
    va_start(ptr1, num);
    for(j=1; j<=num; j++)
    {
        c = va_arg(ptr, int);
        printf("%c", c);
        c1 = va_arg(ptr1, int);
        printf("%d\n", c1);
    }
}
 

A A, A
B, B
C, C
D, D 
B A, a
B, b
C, c
D, d 
C A, 65
B, 66
C, 67
D, 68 
D A, 0
B, 0
C, 0
C, 0 

+ Answer
C 

+ Explanation
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