//Rodrigo Padres - V00938933 - December 1st, 2019
#include <stdio.h>
#include <string.h>
#include <ctype.h>
int main() {
    FILE* input_file = fopen("input_text.txt", "r");
    FILE* copy_file = fopen("copy.txt", "w");
    char ch;
    while((ch = fgetc(input_file)) != EOF){
        if(isalpha(ch) || ch == '\'' || ch == '-' || ch == '\n'){
            fprintf(copy_file,"%c", ch);

        }else{
            ch = ' ';
            fprintf(copy_file,"%c", ch);
        }
    }
    fclose(input_file);
    fclose(copy_file);
    char word[100];
    FILE*copy_file_read = fopen("copy.txt", "r");
    while(fscanf(copy_file_read, "%s", word) == 1){
        printf("Word (%d characters): %s\n",strlen(word), word);
    }
    fclose(copy_file_read);
    return 0;
}