qsort « Sort Search « C Array Q&A

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C Array Q&A » Sort Search » qsort

1. memcmp to compare segments of an array (remove duplicates) stackoverflow.com

I've been working on this for a while (in C) and can't figure it out. I have a buffer containing an array of chars. I've used qsort to sort ...

2. qsort and array cboard.cprogramming.com

The qsort is at 00000159 Code: 00000010 #include "index.h" 00000011 #include "index_options.h" 00000012 #include "index_utility.h" 00000013 00000014 /**************************************************************************** ****************************************************************************/ 00000019 void readRestOfLine() 00000020 { 00000021 int c; 00000022 00000023 /* Read until the end of the line or end-of-file. */ 00000024 while ((c = fgetc(stdin)) != '\n' && c != EOF) 00000025 ; 00000026 00000027 /* Clear the error and end-of-file ...

3. problem with qsort and array via calloc cboard.cprogramming.com

Hello there, I am having the following problem. I am making an array of structures. The struct contains an int. I give this struct array to qsort to sort the struct array according to this int. This works if I create the struct array like struct Point track[] = { {5}, {4}, {3} }; for example. However, I need to have ...

4. qsort( ) on a structured array cboard.cprogramming.com

Code: #include #include #include #define OP_LENGTH 10 #define OT_SIZE 10 /* an entry in Operation Table */ struct ot_entry { char ot_mnemonic[OP_LENGTH + 1]; int ot_format; }; /* array of entries */ struct ot_entry optbl[OT_SIZE]; int compare_elements(const void *ptr1, const void *ptr2) { return(((struct ot_entry *) ptr1)->ot_format - ((struct ot_entry *) ptr2)->ot_format); } // sort Operation Table void ...

5. Qsort to an Array? cboard.cprogramming.com

Hi just wandering how I can apply this sort to my code :-P my original code #include int main() { int /* PersonID,Wage,Sex,Age, */ n, i; int a[10][4]; printf("please enter the amount of people you will use \n"); scanf("\n%d",&n); printf("\n=%d\n\n", n); for (i=0; i

6. qsort( ) on a structured array forums.devshed.com

Thanks Dragon.. I corrected that part of it but it still seems to get a runtime error. When I don't run the sort, the array prints out fine on its own but then when I go to sort it, I get the error. I've tried a lot of variations but I just can't seem to sort this thing.