#include<stdio.h>void main(){char s[5][80],*p[5];int i,j;printf("\nInput 5 strings:\n");for(i=0;i<5;i++)gets(s[i]);printf("-------------------------\n");for(i=0;i<5;i++)p[i]=s[i];for(i=0;i<5;i++)for(j=i+1;j<5;j++)cmp(p[i],p[j]);for(i=0;i<5;i++)puts(s[i]);}cmp(char s[80],char t[80]){char string[80];int i=0;for(i=0;i<80&&t[i];i++)if(s[i]>t[i]){cpy(string,s);cpy(s,t);cpy(t,string);break;}printf("%s %s\n",s,t);}cpy(char a[80],char b[80]){int i;for(i=0;b[i]!='\0'&&i<80;i++)a[i]=b[i];a[i]='\0';}