bubble sort in c language

// bubble sort in c
void bubbleSort(int arr[], int n)
	for(int i = 0; i<q; i++){
        for(int j = 0; j<q-1; j++){
            if(a[j]>a[j+1]){
                a[j] ^= a[j+1];
                a[j+1] ^= a[j];
                a[j] ^= a[j+1];
            }
        }
    }
}