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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. enum /*untagged*/ { AbeforeB = -1, AequalsB = 0, AafterB = 1 };
  5.  
  6. int tailored_strcmp(const char *a, const char *b) {
  7.     static char baseorder[] = "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz";
  8.     //if a or b is the empty string
  9.     if (*a == 0) return AbeforeB;
  10.     if (*b == 0) return AafterB;
  11.     int lena = strlen(a);
  12.     int lenb = strlen(b);
  13.     char *pa = strchr(baseorder, *a);
  14.     char *pb = strchr(baseorder, *b);
  15.     if (pa == NULL) return lena < lenb ? AbeforeB : AafterB;
  16.     if (pb == NULL) return lena < lenb ? AbeforeB : AafterB;
  17.     if (pa == pb) {
  18.     	//need to check second letter
  19.         if (a[1] == 0) return AbeforeB;
  20.         if (b[1] == 0) return AafterB;
  21.         char *ppa = strchr(baseorder, a[1]);
  22.         char *ppb = strchr(baseorder, b[1]);
  23.         if (ppa == NULL) return lena < lenb ? AbeforeB : AafterB;
  24.         if (ppb == NULL) return lena < lenb ? AbeforeB : AafterB;
  25.         if (ppa == ppb) return lena < lenb ? AbeforeB : AafterB;
  26.         return ppa < ppb ? AbeforeB : AafterB;
  27.     }
  28.     return pa < pb ? AbeforeB : AafterB;
  29. }
  30.  
  31.  
  32. int main(void) {
  33.     int i = 0, j = 0, count;
  34.     char str[25][25], temp[25];
  35.     while (1) {
  36.         gets(str[i]);
  37.         if (str[i][0] == '0') break;
  38.         i++;
  39.     }
  40.     count = i;
  41.     for (i = 0; i < count; i++)  {
  42.         for (j = i + 1; j < count; j++) {
  43.             if (tailored_strcmp(str[i], str[j]) > 0) {
  44.                 strcpy(temp, str[i]);
  45.                 strcpy(str[i], str[j]);
  46.                 strcpy(str[j], temp);
  47.             }
  48.         }
  49.     }
  50.     for (i = 0; i < count; i++) {
  51.         printf("[%s] ", str[i]);
  52.     }
  53.  
  54.     return 0;
  55. }
  56.  
Success #stdin #stdout 0s 4504KB
comments (?)
stdin
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Ggxx
Ggdddddd
GGGGG
ggggg

empty string above
aaa
aaaaaa
aaaaa
aaaa
aaa
aa
a
AAAAAAAAAAAAAAA
r
F
okz
oka
ok
okb
0
stdout
copy 
[] [AAAAAAAAAAAAAAA] [a] [aa] [aaa] [aaa] [aaaa] [aaaaa] [aaaaaa] [empty string above] [F] [GGGGG] [Ggxx] [Ggdddddd] [ggggg] [ok] [okb] [oka] [okz] [r]
https://ideone.com/JYEN4L
tailored_strcmp v3
language:
C (gcc 8.3)
created:
5 years ago
visibility:
secret

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