Q. When 1 is entered, the output of the code below is?

#include <stdio.h>

void main()
{ int ch;
printf(“enter a value btw 1 to 2:”);
scanf(“%d”, &ch);
switch (ch, ch + 1)
{
case 1:
printf(“1
”);
break;
case 2:
printf(“2”);
break;
}
}