let take a single variable 'x' a=3 b=2 hence x=a; a=b; b=x;

How to swap two values using a single variable ?

condition: Not to use Array and Pointer ?

Question Posted / jyotsna

Answer Posted / jyotsna

let take a single variable 'x'
a=3
b=2
hence
x=a;
a=b;
b=x;
swapping is occured now a=2 and b=3

Is This Answer Correct ?

10 Yes

12 No

Please Help Members By Posting Answers For Below Questions

Explain setjmp()?

1079

How #define works?

1115

How can I swap two values without using a temporary?

1114

What are the parts of c program?

1104

What does static variable mean in c?

1115

Sir i need notes for structure,functions,pointers in c language can you help me please

2425

How macro execution is faster than function ?

1204

write a program that types this pattern: 12345678987654321 12345678 87654321 1234567 7654321 123456 654321 12345 54321 1234 4321 123 321 12 21 1 1

3945

How do I read the arrow keys? What about function keys?

1090

Explain how can I convert a number to a string?

1154

The % symbol has a special use in a printf statement. Explain how would you place this character as part of the output on the screen?

1215

WHAT IS THE DEFINATION OF IN TECHNOLOGY AND OFF TECHNOLOGY ?

2383

Explain what is the purpose of "extern" keyword in a function declaration?

1076

What are the __date__ and __time__ preprocessor commands?

1122

Why c is called a middle level language?

1117