C程序按字母顺序排序姓名

char stringname [size];

char string[10] = { ‘H’, ‘e’, ‘l’, ‘l’, ‘o’ ,‘\0’}

char string[10] = "Hello":;

strcpy (Destination string, Source String);

char a[50];             char a[50];
strcpy ("Hello",a);      strcpy ( a,"hello");
output: error           output: a= "Hello"

for(i=0;i<n;i++){
   for(j=i+1;j<n;j++){
      if(strcmp(str[i],str[j])>0){
         strcpy(s,str[i]);
         strcpy(str[i],str[j]);
         strcpy(str[j],s);
      }
   }
}

#include<stdio.h>
#include<string.h>
main(){
   int i,j,n;
   char str[100][100],s[100];
   printf("Enter number of names :</p><p>");
   scanf("%d",&n);
   printf("Enter names in any order:</p><p>");
   for(i=0;i<n;i++){
      scanf("%s",str[i]);
   }
   for(i=0;i<n;i++){
      for(j=i+1;j<n;j++){
         if(strcmp(str[i],str[j])>0){
            strcpy(s,str[i]);
            strcpy(str[i],str[j]);
            strcpy(str[j],s);
         }
      }
   }
   printf("</p><p>The sorted order of names are:</p><p>");
   for(i=0;i<n;i++){
      printf("%s</p><p>",str[i]);
   }
}

Enter number of names:
5
Enter names in any order:
Pinky
Lucky
Ram
Appu
Bob
The sorted order of names is:
Appu
Bob
Lucky
Pinky
Ram