(a)
#include<stdio.h>
int main()
{
char c[2] = "A";
printf("\n%c", c[0]);
printf("\n%s", c);
return 0;
}
Output:
A
A
(b)
#include<stdio.h>
int main()
{
char s[] = "Get organised! learn C!!";
printf("\n%s", &s[2]);
printf("\n%s", s);
printf("\n%s", &s);
printf("\n%c", s[2]);
return 0;
}
Output:
t organized! learn C!!
Get organized! learn C!!
Get organized! learn C!!
t
(c)
#include<stdio.h>
int main()
{
char s[] = "No two viruses work similarly";
int i = 0;
while (s[i] != 0)
{
printf("\n%c %c", s[i], *(s + i));
printf("\n%c %c", i[s], *(i + s));
i++;
}
return 0;
}
Output:
N N
N N
o o
o o
t t
t t
w w
w w
o o
o o
v v
v v
i i
i i
r r
r r
u u
u u
s s
s s
e e
e e
s s
s s
w w
w w
o o
o o
r r
r r
k k
k k
s s
s s
i i
i i
m m
m m
i i
i i
l l
l l
a a
a a
r r
r r
l l
l l
y y
y y
(d)
#include<stdio.h>
int main()
{
char s[] = "Churchgate: no church no gate";
char t[25];
char *ss, *tt;
ss = s;
while (*ss != '\0')
*ss++ = *tt++;
printf("\n%s", t);
return 0;
}
Output:
Garbage or error, that t is not initialized.
(e)
#include<stdio.h>
int main()
{
char str1[] = { 'H', 'e', 'l', 'l', 'o' };
char str2[] = "Hello";
printf("\n%s", str1);
printf("\n%s", str2);
return 0;
}
Output:
Hello[garbage characters because the NULL character is missing]
Hello
(f)
#include<stdio.h>
int main()
{
printf(5 + "Good Morning ");
return 0;
}
Output: Morning
(g)
#include<stdio.h>
int main()
{
printf("%c", "abcdefgh"[4]);
return 0;
}
Output: e
(h)
#include<stdio.h>
int main()
{
printf("%d %d %d\n", sizeof('3'), sizeof("3"), sizeof(3));
return 0;
}
Output: 1 2 4