int main() { char *a = "hello"; char *b = "worl

how to swap two strings without using any third variable ?

Question Posted / santosh panigrahy

Answer Posted / santosh panigrahy

int main()
{
char *a = "hello";
char *b = "world";
a = a + (a-b);
b = a - (a-b)/2;
a = a - (a-b)*2;
printf(" a = %s b = %s ",a,b);
return 0;
}

Is This Answer Correct ?

26 Yes

5 No

Please Help Members By Posting Answers For Below Questions

How do I write a c++ program?

1120

Differentiate between an array and a list?

1185

write a program that withdrawals,deposits,balance check,shows mini statement. (using functions,pointers and arrays)

2392

What is the benefit of encapsulation?

1078

Can we inherit constructor in c++?

1100

Why do we use setw in c++?

1119

Declare a class vehicle and make it an abstract data type.

972

Which is best c++ or java?

1091

What is c++ hiding?

1223

Why are pointers not used in c++?

1142

Explain mutable storage class specifier.

1095

Is c++ faster than c?

1032

What are the differences between java and c++?

1087

Is c++ the best programming language?

1027

what are the iterator and generic algorithms.

1974