zad2

#include <iostream>
using namespace std;

bool space(char ch) {
    if (ch == ' ' || ch == '\t' || ch == '\0')
        return true;
    return false;
}

int strlen(char* str) {
    int counter = 0;
    while (str[counter] != '\0') {
        ++counter;
    }
    return counter;
}

int evenWords(char* str) {
    int result = 0;
    int len = strlen(str);
    int counter = 0;
    for (int i = 0; i < len; i++) {
        if (!space(str[i])){
            ++counter;
        }
        else {
            if (counter % 2 == 0) {
                ++result;
            }
            counter = 0;
        }
    }
    return result;
}

int main() {
    char arr[] = "this is arr";
    evenWords(arr);
}