#include <stdio.h>

int SortDataset(char *filename,int n){
    char *type=".sort.txt", *type2=".txt",name[MAXLEN], **mass=(char**)malloc(n*sizeof(char*));
    int i;
    FILE *file, *sortfile;

    strcpy(name,filename);
    strcat(name,type2);
    strcat(filename,type);
    file = fopen(name, "r");
    for(i=0;i<n;i++)
        mass[i]=(char*)malloc(4*sizeof(char));
    if (file==0) printf("Error");
    i=0;
    while(fgets(mass[i],4,file))
        i++;
    printf("%s",mass[0]);

}