Најди зборови 2 (10/10)

// ne menuvaj ovde
#include <stdio.h>
#include <string.h>
#include <ctype.h>
void wtf() {
    FILE *f = fopen("log.txt", "w");
    char c;
    while((c = getchar()) != EOF) {
        fputc(c, f);
    }
    fclose(f);
}

int main() {
    wtf();
    FILE *f=fopen("log.txt", "r");
    char s[20];
    int count=0;
    while(fgets(s,20,f)!=NULL){
        int i, j=strlen(s), flag=0, bukvi=0, brojki=0, znaci=0;
        for(i=0;i<j;i++){
            if((s[i]>='0'&&s[i]<'9' ) || ( s[i]=='!' || s[i]=='@' || s[i]=='#' || s[i]=='$' || s[i]=='%' || s[i]=='%')){
                flag=1;
            }
        }
         if(isdigit(s[0])&&isdigit(s[1])&&isdigit(s[j-2])&&isdigit(s[j-3])&&isalpha(s[2])){
                count++;
            }
        if(!flag){
            count++;
        }
        for(i=0;i<j-1;i++){
            if((isalpha(s[i]))){
                bukvi=1;
            }
            if((isdigit(s[i]))){
                brojki=1;
            }
            if(!isdigit(s[i]) && !isalpha(s[i])){
                znaci++;
            }
        }
        if((bukvi>0)&&(brojki>0)&&(znaci>0)){
            count++;
        }
    }
    printf("%d", count);
    return 0;
}