# Geeksforgeeks Solution For " Swap all odd and even bits "

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Problem :- Swap all odd and even bits

Solution :-

#include <stdio.h>
unsigned int swapBits(int x)
{
int even_bits = x & 0xAAAAAAAA;
int odd_bits = x & 0x55555555;
even_bits >>= 1;
odd_bits <<= 1;
return (even_bits | odd_bits);
}

int main()
{
int t;
scanf("%d",&t);
while(t--)
{
int x;
scanf("%d",&x);
printf("%d\n", swapBits(x));
}
return 0;
}

Output:-

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#### post written by: Ghanendra Yadav

Hi, I’m Ghanendra Yadav, SEO Expert, Professional Blogger, Programmer, and UI Developer. Get a Solution of More Than 500+ Programming Problems, and Practice All Programs in C, C++, and Java Languages. Get a Competitive Website Solution also Ie. Hackerrank Solutions and Geeksforgeeks Solutions. If You Are Interested to Learn a C Programming Language and You Don't Have Experience in Any Programming, You Should Start with a C Programming Language, Read: List of Format Specifiers in C.