A programmer implemented a swap function in C as follows: void swap (int x, int y) { int temp; temp = x; x=y; y = temp; } However when he tried to use the swap function in the main function as given below, it didn't work. int main () { int a-10, b=20; swap (a,b); Explain why this function doesn't work. Suggest a way of fixing it. } i. ii.

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
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3. A programmer implemented a swap function in C as follows:
void swap (int x, int y) {
int temp;
=
temp
X;
x=y;
y temp;
}
However when he tried to use the swap function in the main function as given below,
it didn't work.
int main () {
int a-10, b=20;
swap (a,b);
Explain why this function doesn't work.
Suggest a way of fixing it.
i.
ii.
Transcribed Image Text:3. A programmer implemented a swap function in C as follows: void swap (int x, int y) { int temp; = temp X; x=y; y temp; } However when he tried to use the swap function in the main function as given below, it didn't work. int main () { int a-10, b=20; swap (a,b); Explain why this function doesn't work. Suggest a way of fixing it. i. ii.
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