Language in C Pertanyaan dan Jawaban Wawancara
Question: How to write a swap( ) function which swaps the values of the variables using bitwise operators.
Answer: Here is the swap( ) function.swap ( int *x, int *y ) { *x ^= *y ; *y ^= *x ; *x ^= *y ; } The swap( ) function uses the bitwise XOR operator and does not require any temporary variable for swapping. |
Simpan untuk Revisi
Bookmark item ini, tandai sebagai sulit, atau masukkan ke dalam set revisi.
Masuk untuk menyimpan bookmark, pertanyaan sulit, dan set revisi.
Apakah ini membantu? Ya Tidak
Most helpful rated by users:
- What will be the output of the following code?
void main ()
{ int i = 0 , a[3] ;
a[i] = i++;
printf ("%d",a[i]) ;
} - Why doesn't the following code give the desired result?
int x = 3000, y = 2000 ;
long int z = x * y ; - Why doesn't the following statement work?
char str[ ] = "Hello" ;
strcat ( str, '!' ) ; - How do I know how many elements an array can hold?
- How do I compare character data stored at two different memory locations?