#include #include #include char founded[70000][31]; void quick_sort(int left,int right) { int i=left,j=right; char pivot[31]; int k; for (k=0;k1) { j--; } if (i<=j) { char temp[31]; for (k=0;kright) { quick_sort(i,right); } } } void insert(char c,char* s,int k) { int i; for (i=strlen(s)+1;i>=k+1;i--) { s[i]=s[i-1]; } s[i]=c; } char * letters(char* s) { int i; char let[30]; let[0]='\0'; for (i=0;i