Programming-for-Output-Problems

Question 27

The output of the following program is
main()
{
static int x[] = {1,2,3,4,5,6,7,8}
int i;
for (i=2; i<6; ++i)
x[x[i]]=x[i];
for (i=0; i<8; ++i)
printf(“%d”, x[i]);
}

A	1 2 3 3 5 5 7 8
B	1 2 3 4 5 6 7 8
C	8 7 6 5 4 3 2 1
D	1 2 3 5 4 6 7 8

Programming-for-Output-ProblemsArraysISRO CS 2015Video-Explanation

Question 27 Explanation:

For loop will execute for the i value 2,3,4,5
For i = 2, x[x[2]] = x[2]
= x[3] = 3 // since x[2] = 3
The array elements representation are

Correct Answer: A

Question 27 Explanation:

For loop will execute for the i value 2,3,4,5
For i = 2, x[x[2]] = x[2]
= x[3] = 3 // since x[2] = 3
The array elements representation are