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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <ctype.h>
  4.  
  5. int main() {
  6.     FILE *f, *g;
  7.     char ime[30][100];
  8.     char t[100];
  9.     f = fopen&#40;"Spisak.txt", "r"&#41;;
  10.     g = fopen&#40;"UredjeniSpisak.txt", "w"&#41;;
  11.     int i = 0;
  12.     while ((fgets(t, 100, f)) != NULL) {
  13.         int j = 0;
  14.         while (t[j] != '\0') {
  15.             ime[i][j] = (isupper(t[j])) ? tolower(t[j]) : t[j];
  16.             j++;
  17.         }
  18.         ime[i][j] = '\0';
  19.         i++;
  20.     }
  21.     int n = i;
  22.     for (i = 0; i < n; i++) {
  23.         fputs(ime[i], g);
  24.     }
  25.     fclose(f);
  26.     fclose(g);
  27.     system&#40;"pause"&#41;;
  28.     return 0;
  29. }