datoteka

#include <stdio.h>
#include <stdlib.h>


int main(){

    char niz[100];
    int i, vel, br;
FILE* ulaz=fopen("slova.txt", "r");
if(ulaz==NULL){
    printf("Greska");
    exit(1);
}
FILE* izlaz=fopen("kodslova.txt", "w");
if(izlaz==NULL){
    printf("greska");
    fclose(ulaz);
    exit(1);
}


i=0;
while(fscanf(ulaz,"%c", &niz[i])!=EOF && i<100) i++;
vel=i;
char* p=niz;
char a=niz[0];
for(i=0;i<vel;i++){
   br=0;
   while(*p==a){br++; p++;}
    fprintf(izlaz,"%d%c", br,a);
    a=*p;
}
fclose(ulaz);
fclose(izlaz);

    return 0;
}