#define DIM 3
#define DIM_A 3
#include <stdio.h>
#include <stdlib.h>
int main(){
      char *strings[] = {"uno","due","tre"};
      char buf[] = "tre:due:uno";
      int i;
      char *p;
      char *array[DIM];
      i = 0;
      p = strtok (buf,":");
      while (p != NULL)
      {
        array[i++] = p;
        p = strtok (NULL, "/");
      }
      for (i=0;i<DIM; ++i)
        printf("%s\n", array[i]);


    int j = 0;
    char cacca[strlen(buf)];

    for (i = 0; i< DIM_A ; i++){
            for (j = 0; j< DIM ; j++){
                    if (strings[i] == array[j])
            if(i == DIM_A -1)
                strcat(cacca, array[i]);
            else{
                strcat(cacca, strcat (array[i],":"));

            }
        }
    }

    return cacca;


}