#include <stdio.h>
#include <string.h>

#define HEX_ARRAY "68 74 74 70 73 3a 2f 2f 77 65 63 68 61 74 76 32 2e 65 62 75 6c 6c 70 6f 77 65 72 2e 63 6f 6d 2f 75 73 65 72 2f 62 61 6c 61 6e 63 65 3f 63 6f 64 65 3d 30 32 31 75 57 51 30 30 30 66 4f 7a 64 51 31 55 41 70 30 30 30 50 71 57 33 70 30 75 57 51 30 46 26 73 74 61 74 65 3d"

int countHexNumbers(const char* input) {
    int count = 0;
    const char* delim = " ";
    char* token;

    // 使用 strtok 函数将输入字符串分割成十六进制数字
    char inputCopy[strlen(input) + 1];
    strcpy(inputCopy, input);

    token = strtok(inputCopy, delim);
    while (token != NULL) {
        // 使用 sscanf 函数从分割出来的字符串中读取十六进制数字
        int hexNumber;
        if (sscanf(token, "%x", &hexNumber) == 1) {
            count++;
        }
        
        token = strtok(NULL, delim);
    }

    return count;
}

int main() {
    const char* input = HEX_ARRAY;

    int count = countHexNumbers(input);

    printf("输出结果：%02x\n", count);

    return 0;
}