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  1. #include <string.h>
  2. #include <stdlib.h>
  3. #include <stdio.h>
  4. #include <ctype.h>
  5.  
  6. char *strtolower(char *str) {
  7.   char *ptr = str;
  8.  
  9.   while(*ptr != '\0') {
  10.     *ptr = tolower(*ptr);
  11.     ++ptr;
  12.   }    
  13.  
  14.   return str;
  15. }
  16.  
  17. int main ()
  18. {
  19.     int z=0,n=0,i=0,j=0,o=0,k=0,l=0;
  20.     char t[20000][31];
  21.     char v[31];
  22.     char s[31];
  23.  
  24.  
  25.     scanf ("%d",&z);
  26.  
  27.     for (l=1;l<=z;l++)
  28.     {
  29.  
  30.         scanf ("%d\n",&n);
  31.  
  32.         for (j=0;j<=n-1;j++)
  33.         {
  34.             scanf ("%s",t[j]);
  35.             strtolower(t[j]);
  36.         }
  37.  
  38.  
  39.  
  40.  
  41.     for (j=0;j<=n-1;j++)
  42.     {
  43.         k=0;
  44.         strcpy(v,t[j]);
  45.         for (i=j+1;i<=n-1;i++)
  46.         {
  47.           if (strcmp (t[i],v)<0)
  48.           {
  49.           strcpy(v,t[i]);
  50.           k=i;
  51.           }
  52.         }
  53.         if (k>0)
  54.         {
  55.         strcpy (s,t[j]);
  56.         strcpy (t[j],v);
  57.         strcpy (t[k],s);
  58.         }
  59.     }
  60.  
  61.  
  62.  
  63.  
  64.         for (j=0;j<=n-1;j++)
  65.         {
  66.             printf ("%s ",t[j]); 
  67.         }        
  68. printf ("\n");
  69. }   
  70. return 0;
  71. }
Success #stdin #stdout 0.02s 2204KB
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https://ideone.com/08N4xT
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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