int main() {
u_i len = 12;
int arr[12] = {2, 13, 12, 16, 15, 4, 17, 8, 1, 18, 14, 9};
int *temp1 = copy(arr, len);
insertion_sort(temp1, len);
int *temp2 = copy(arr, len);
quick_sort(temp2, len);
int *temp3 = copy(arr, len);
merge_sort(temp3, len);
int *temp4 = copy(arr, len);
selection_sort(temp4, len);
int *temp5 = copy(arr, len);
counting_sort(temp5, len);
int *temp6 = copy(arr, len);
heap_sort(temp6, len);
int *temp7 = copy(arr, len);
radix_sort(temp7, len);
bool eq = equal(temp1, temp2, len) &
equal(temp2, temp3, len) &
equal(temp3, temp4, len) &
equal(temp4, temp5, len) &
equal(temp5, temp6, len) &
equal(temp6, temp7, len);
printf("\x1B[32m""Equal arrays :%s\n""\033[0m", eq ? "true" : "false");
// Free all arrays allocated.
}
int main()
{
int i;
__int64 x,y,s,max;
scanf("%d",&n);
max=-1;
for(i=1; i<=n; i++)
{
scanf("%d",&b[i]);
if(b[i]>max)
max=b[i];
}
counting_sort(max);
s=0;
open1=1;
closed1=n;
open2=1;
closed2=0;
s=0;
for(i=1; i<n; i++)
{
x=getmin();
y=getmin();
s+=x+y;
closed2++;
b[closed2]=x+y;
}
printf("%I64d\n",s);
return 0;
}
radix_sort(a, k)
{
for (0 -> k - 1)
{
counting_sort(a, 10);
}
}
//recursive call, first we count sort on the leftmost column,
//then we proceed to recursively sort the next column
//aux is passed so we dont reallocate every time the helper array
void msd_radix_sort(const std::vector<std::string> & strings, std::vector<int> &v, std::vector<int> &aux, int start, int end, int chrindx)
{
out("msd_radix_sort %d, %d, %d\n", start, end, chrindx);
if(end - start < 2) return;
if(end - start < 24) {
insertion_sort(strings, v, aux, start, end, chrindx);
return;
}
for(int i = start; i < end; i++) {
out("h %s\n", strings[v[i]].c_str());
}
int counts[R + 1] = {0};
counting_sort(strings, v, aux, start, end, chrindx, counts);
for(int r = 0; r < R; r++) {
if(counts[r+1] - counts[r] > 1) {
msd_radix_sort(strings, v, aux, start + counts[r],
start + counts[r + 1], chrindx + 1);
}
}
for(int i = start; i < end; i++) {
out("s %s\n", strings[v[i]].c_str());
}
}
void test(void)
{
int A[NARRAY], B[NARRAY], k;
int nsuccess, ntests;
printf("Testing counting sort: ");
nsuccess = ntests = 0;
k = 10;
for (int count = 0; count < NTESTS; count++) {
/* construct an array for testing */
for (int i = 0; i < NARRAY; i++)
A[i] = rand() % k;
/* test */
counting_sort(A, B, NARRAY, k);
ntests++;
/* verification */
qsort(A, NARRAY, sizeof(int), cmp);
for (int i = 0; i < NARRAY; i++) {
if (B[i] != A[i])
continue;
}
nsuccess++;
}
printf("%d/%d, %2.f%%\n", nsuccess, ntests,
(double) nsuccess/ntests * 100);
}
int main(int argc, char* argv[]){
if(argv[1]==NULL || argv[2]==NULL){
printf("ERROR : Insert the arguments\ne.g)sorting_exe Q sample.txt\n");
return 0;
}
fi = fopen(argv[2],"r");
int arr[1000000];
int* tarr;
int num;
int i=0;
char sort_type;
struct timespec start,end;
sort_type = *argv[1];
while(!feof(fi)){
fscanf(fi,"%d ",&num);
arr[i++]=num;
}
int length = i;
int tlength;
switch(sort_type){
case 'Q':
clock_gettime(CLOCK_REALTIME,&start);
quick_sort(arr,0,length-1);
clock_gettime(CLOCK_REALTIME,&end);
break;
case 'M':
tarr=(int*)malloc(sizeof(int)*length);
for(i=0;i<length;i++){
tarr[i]=arr[i];
}
clock_gettime(CLOCK_REALTIME,&start);
merge_sort(arr,tarr,0,length-1);
clock_gettime(CLOCK_REALTIME,&end);
break;
case 'C':
tlength = maximum(arr,length)+1;
tarr = (int*)malloc(sizeof(int)*tlength);
clock_gettime(CLOCK_REALTIME,&start);
counting_sort(arr,tarr,length,tlength);
clock_gettime(CLOCK_REALTIME,&end);
break;
case 'I':
clock_gettime(CLOCK_REALTIME,&start);
insert_sort(arr,length);
clock_gettime(CLOCK_REALTIME,&end);
break;
default:
printf("ERROR : Input appropriate arguments\nyou should input Q,M,I and C\n");
return 0;
break;
}
print_arr(arr,length);
printf("\n");
convert2second(&start,&end);
return 0;
}
int
main(int argc, char const *argv[])
{
int* numbers = NULL;
int length = 0;
int i = 0;
int max_number = 0;
int counting_sort(int *numbers, int length, int max_number);
while(EOF != scanf("%d", &length))
{
scanf("%d", &max_number);
if (NULL == (numbers = (int*)malloc(length * sizeof(int))))
{
return 0;
}
for(i = 0; i < length; i++)
scanf("%d", &numbers[i]);
counting_sort(numbers, length, max_number + 1);
printf("%d", numbers[0]);
for(i = 1; i < length; i++)
printf(" <= %d", numbers[i]);
printf("\n");
free(numbers);
}
return 0;
}
int radixsort(int *a,int *b,int d,int size)// d is the number of digits in all the elements
// a is the actual array and b is an empty array to hold the final sorted list
{
int i;
for(i=1;i<=d;i++)
counting_sort(a,b,9,size,i);
}
void print_list()
{
int i;
TITEM *t;
if (!pagelen) print_head();
if (!grp_sort)
{
for(i=0,t=itlist;i<item_count;i++,t++)
{
endpage(i);
print_polozka(i,t);
}
}
else
{
TITEM *list;
int *nums;
list=(TITEM *)malloc(sizeof(TITEM)*item_count);
nums=(int *)malloc(sizeof(int)*item_count);
counting_sort(itlist,list,item_count,nums);
for(i=0,t=list;i<item_count;i++,t++)
{
endpage(i);
print_polozka(nums[i],t);
}
free(list);
free(nums);
}
}
void main(){
int A[length] = {6 , 0 , 2 , 0 , 1 , 3 , 4 , 6 , 1 , 3 , 2} , B[length];
printArray(A , length);
counting_sort(A , B , max(A , length) , length);
printArray(B , length);
}
int main(int argc, const char *argv[])
{
FILE *f;
off_t filesize;
struct stat sb;
clock_t start, end;
int bufn = 100;
int range = -1;
int *counter;
int rc;
if (argc < 2) {
fprintf(stderr, "%s <filename> [bufn] [range]\n", argv[0]);
exit(EXIT_FAILURE);
}
f = fopen(argv[1], "rb");
if (f == NULL) {
fprintf(stderr, "Failed to open file %s\n", argv[1]);
return EXIT_FAILURE;
}
if (argc > 2) {
bufn = strtol(argv[2], NULL, 0);
if (argc == 4)
range = strtol(argv[3], NULL, 0);
}
if (stat(argv[1], &sb)) {
perror("stat");
exit(EXIT_FAILURE);
}
filesize = sb.st_size;
if (range < 0) {
range = find_range(f, bufn);
if (range < 0) {
fprintf(stderr, "Failed to get range\n");
exit(EXIT_FAILURE);
}
}
start = clock();
rc = counting_sort(f, range, bufn, &counter);
end = clock();
if (rc) {
fprintf(stderr, "Failed to sort %s\n", argv[0]);
exit(EXIT_FAILURE);
}
print_counter(counter, range);
fprintf(stderr, "%ld bytes sorted in %f seconds\n", filesize, (double)(end - start) / CLOCKS_PER_SEC);
return EXIT_SUCCESS;
}
void sort_strings(item *A, int size, int max_length) {
int groups[max_length + 1];
partition(A, size, max_length, groups, item_string_length);
for (int len = max_length; len > 0; len--) {
counting_sort(A, groups[len - 1], size, 26, item_nth_char, len - 1);
}
}
void suffix_array() {
int dict = 128; // n log n
RA = RA_tmp[0]; RA2 = RA_tmp[1];
iota(SA, SA + N, 0);
for (int i = 0; i < N; ++i) RA[i] = S[i];
for (k = 1; k < N; k <<= 1) {
// n log^2 n
sort(SA, SA + N, cmp);
// n log n
counting_sort(SA, SA2, RA + k, dict);
counting_sort(SA2, SA, RA, dict);
RA2[SA[0]] = 0;
for (int i = 1; i < N; ++i) RA2[SA[i]] = RA2[SA[i - 1]] + cmp(SA[i - 1], SA[i]);
swap(RA, RA2);
if (RA[SA[N - 1]] == N - 1) break;
dict = RA[SA[N - 1]] + 1; // n log n
}
}
void radix_sort(int *a,int n,int k)
{
int d=0,i=0;
int max=a[0];
for(i=1;i<n;i++)
if(a[i]>max)
max=a[i];
for(d=1;max/d>0;d=d*10)
counting_sort(a,n,d);
}
int main()
{
int nums[] = {6, 4, 7, 8, 5, 6, 3, 9, 2, 1};
int len = arr_len(nums);
print(nums, len);
counting_sort(nums, len);
print(nums, len);
return 0;
}
int main()
{
int A[10] = {3,6,10,8,4,2,7,1,9,5};
int B[10];
int i;
counting_sort(A, B, 10, 10);
for(i = 0; i < 10; i++){
printf("index:%d B:%d\n", i, B[i]);
}
return 0;
}
int main() {
int n = 0;
scanf("%d", &n);
int i = 0;
int* ar = (int*) malloc(sizeof(int) * n);
for ( i = 0; i < n; ++i ) {
scanf("%d", ar + i);
}
counting_sort(ar, n);
free(ar);
return 0;
}
int main(void){
int faltas[12] = {8, 5, 2, 5, 1, 8, 3, 1, 2, 4, 7, 1};
char *alunos[12] = {"Joao", "Jose", "Maria", "Paulo", "Ana", "Pedro", "Rita", "Carlos", "Roberto", "Joana", "Fernando", "Antonio"};
printf("Simple:\n");
simple_counting_sort(faltas, alunos, 12, 10);
printf("\nCouting Sort:\n");
counting_sort(faltas, alunos, 12, 10);
return 0;
}
int main(int argc, char *argv[]) {
// Handle parameter
if (argc != 2 && argc != 3) {
fprintf(stderr, USAGE_MESSAGE, argv[0]);
return EXIT_FAILURE;
}
size_t N = atoi(argv[1]);
// Create and initialise list
int *list = (int *) malloc(N * sizeof(int));
if (list == NULL) {
fprintf(stderr, MEMORY_MESSAGE);
return EXIT_FAILURE;
}
int i;
srand48(time(NULL));
for (i = 0; i < N; ++i) {
list[i] = lrand48() % RANGE_MAX;
}
// Print list before sorting
if (argc == 3) {
printf("List before sorting:\n");
print_list(list, N);
}
// Run counting sort and measure time
double begin = omp_get_wtime();
list = counting_sort(list, N, RANGE_MAX);
double end = omp_get_wtime();
printf("Time spent: %fs\n", end-begin);
// Print list after sorting
if (argc == 3) {
printf("\nList after sorting:\n");
print_list(list, N);
}
// Check list
if (checkSortedList(list, N) == 1) {
fprintf(stderr, "List was not sorted correctly!\n");
free(list);
return EXIT_FAILURE;
}
// Free memory
free(list);
return EXIT_SUCCESS;
}
// Driver program to test above function
int main()
{
int n = 9, i;
int input[] = {1, 5, 2, 7, 3, 4, 4, 1, 5};
counting_sort(input, n);
printf("Sorted Array : ");
for(i = 0; i < n; i++)
printf("%d ", input[i]);
return 0;
}
int main()
{
// Array Which needs to be sorted
int arr[] = {0, 6, 7, 2, 3, 5, 4, 4, 0};
// COnsidering the value in the array will not be more then 7
int *C;
int arr_size, max_element;
arr_size = sizeof(arr)/sizeof(int);
max_element = 7;
printf("Array before sorting\n");
print(arr, arr_size);
C = counting_sort(arr, max_element, arr_size);
printf("Array after sorting\n");
print(C, arr_size);
}
int main(int argc, char *argv[]){
// Handle parameter
if(argc != 2 && argc != 3){
fprintf(stderr, USAGE_MESSAGE, argv[0]);
return EXIT_FAILURE;
}
size_t N = atoi(argv[1]);
// Create and initialise list
int *list = (int *) malloc(N * sizeof(int));
if(list == NULL){
fprintf(stderr, MEMORY_MESSAGE);
return EXIT_FAILURE;
}
int i;
srand48(time(NULL));
for(i=0; i<N; ++i){
list[i] = lrand48() % RANGE_MAX;
}
// Print list before sorting
if(argc == 3){
printf("List before sorting:\n");
print_list(list, N);
}
// Measure time
clock_t begin, end;
double time_spent;
printf("Starting counting sort for problem size %zu\n", N);
begin = clock();
list = counting_sort(list, N, RANGE_MAX);
end = clock();
time_spent = (double)(end - begin) / CLOCKS_PER_SEC;
printf("Time spent: %fs\n", time_spent);
// Print list after sorting
if(argc == 3){
printf("\nList after sorting:\n");
print_list(list, N);
}
// Free memory
free(list);
return EXIT_SUCCESS;
}
int main (void)
{
int array1[] = {5, 2, 4, 6, 1, 3};
printf ("Insert Sort\n");
insert_sort (array1, ARRAY_LEN(array1));
print_array (array1, ARRAY_LEN(array1));
int array2[] = {5, 2, 4, 6, 1, 3};
printf ("Selection Sort\n");
selection_sort (array2, ARRAY_LEN (array2));
print_array (array2, ARRAY_LEN (array2));
int array3[] = {5, 2, 4, 6, 1, 3};
printf ("Merge Sort\n");
merge_sort (array3, 0, ARRAY_LEN(array3) - 1);
print_array (array3, ARRAY_LEN(array3));
int array4[] = {5, 2, 4, 6, 1, 3};
printf ("Bubble sort\n");
bubble_sort (array4, ARRAY_LEN(array4));
print_array (array4, ARRAY_LEN(array4));
int arrayz[] = {7, 0, 9, 3, 9, 4};
printf ("quick sort\n");
quick_sort (arrayz, 0, ARRAY_LEN(arrayz) - 1);
print_array (arrayz, ARRAY_LEN(arrayz));
int array6[] = {2, 8, 7, 1, 3, 5, 6};
printf ("randomized quick sort\n");
randomized_quick_sort (array6, 0, ARRAY_LEN(array6) - 1);
print_array (array6, ARRAY_LEN(array6));
int array7[] = {2, 8, 7, 1, 3, 5, 6};
printf ("tail quick sort\n");
tail_quick_sort (array7, 0, ARRAY_LEN(array7) - 1);
print_array (array7, ARRAY_LEN(array7));
int a[] = {2, 5, 3, 0, 2, 3, 0, 3};
int b[ARRAY_LEN(a)];
memset (b, 0, sizeof(b));
printf ("counting sort\n");
counting_sort (a, b, ARRAY_LEN(a), ARRAY_LEN(b), 5);
print_array (b, ARRAY_LEN(b));
return 0;
}
// all of the files are counting sort interface
// so use these and think how to add new protocols
// counting sort driver
int counting_sort_main() {
// test block
int a[SIZE];
int b[SIZE];
int limit = 100;
int n = 100;
random_range(a, 1, n, limit);
display(a, 1, n);
counting_sort(a, b, 1, n, limit);
display(b, 1, n);
return 0;
}
/* The main() begins */
int main()
{
int n, k = 0, A[15], i;
printf("Enter the number of input : ");
scanf("%d", &n);
printf("\nEnter the elements to be sorted :\n");
for ( i = 1; i <= n; i++)
{
scanf("%d", &A[i]);
if (A[i] > k) {
k = A[i];
}
}
counting_sort(A, k, n);
printf("\n");
return 0;
}
// 测试各种排序算法
//
void test_sort()
{
for (int i = 0; sort_function_list[i].func != NULL; ++i) {
printf("\n=== %s ===\n", sort_function_list[i].name);
test_sort_function(sort_function_list[i].func);
}
const int length = 11;
printf("\n=== 计数排序 ===\n");
int array2[11] = {65, 32, 49, 10, 18, 72, 27, 42, 18, 58, 91};
print_array(array2, length, " data: ");
counting_sort(array2, length, 100);
print_array(array2, length, " data: ");
}
void testCountingSort() {
printf("\nNow is Counting sort>>>>>>>>>>\n");
int maxNumber = ARRAY_SIZE;
startProfileTime();
randomize_maxnum(A, ARRAY_SIZE, 256);
print_array(A, ARRAY_SIZE);
endProfileTime("Gen random array");
startProfileTime();
counting_sort(A, NULL, ARRAY_SIZE, maxNumber);
endProfileTime("counting sort");
printf("\nSorted array is : ");
print_array(A, ARRAY_SIZE);
}
int main() {
u_int input[INPUT_SIZE],
*output,
ilen = INPUT_SIZE,
i;
for (i = 0; i < ilen; ++i) {
input[i] = rand_u_int();
}
printf("INPUT ARRAY:\n");
print_array(input, INPUT_SIZE);
printf("\n");
output = counting_sort(input, ilen);
printf("OUTPUT ARRAY:\n");
print_array(output, INPUT_SIZE);
printf("\n");
}
void radixsort( unsigned int *list, unsigned int listLen, unsigned int *tempbuffer )
{
unsigned int i = 0, max = list[0], exp = 1;
//Find the maximum number to know number of digits
for (i = 1; i < listLen; i++)
{
if (list[i] > max)
max = list[i];
}
//Do counting sort for every digit.
while (max / exp > 0)
{
counting_sort(list,tempbuffer,listLen,exp);
exp *= 10;
}
}
/* The main() begins */
int main()
{
int n, k = 0, i;
printf("Enter the number of input : ");
*(&n)=450;
int A[n];
printf("\nEnter the elements to be sorted :\n");
for (i = 1; i <= n; i++)
{
*(&A[i])=710;
if (A[i] > k) {
k = A[i];
}
}
counting_sort(A, k, n);
printf("\n");
return 0;
}