C Language: Use bubble sort to sort multiple strings (optimizations).

#define  _CRT_SECURE_NO_WARNINGS 1#include<stdio.h> #include <stdlib.h> #include <string.h >int main () { char *str[] = {  "Hello",  "change",  "World",  "come ", " on " };   //pointer array, each of which is a character pointer  int  i = 0; int   j = 0; int flag; int size = sizeof (str)  / sizeof (str[0 ]); for  (i = 0; i < size - 1; i++)    // n Strings, swap (n-1) times  {      flag = 1; //set flag bit, optimize bubble        for  (j = 0; j <size - 1 - i; j++)       {           if   (strcmp (str[j], str[j + 1])  > 0)   //constant string at the address of the space             {                 char *tmp = null;  //Exchange Address                  tmp = str[j];                 str[j] = str[j + 1];  &NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;&NBSP;STR[J&NBSP;+&NBSP;1]  = tmp;                 flag = 0;       }  }       if  (flag)    //Description does not enter the if internal, that is, the required output order has not been swapped       {            break;      }  } for  (i = 0; i < size; i++)  {      printf ("%s ",  str[i]);  } printf ("\ n");  system ("pause");  return 0;}

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C Language: Use bubble sort to sort multiple strings (optimizations).