比较十六进制值中的n个字符的序列

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

int main(int argc, char *argv[]) {

    char* token =\"Hello\";
    int hex = 0x2F;


    if(strncmp(token, \"Hil\", 3)==0){
        printf(\"Token founde\"); //works!
    }else{
        printf(\"sorry seems to be the hardest word\");
    }

}

 int hex = 0x2F;


    if(strncmp((char*)hex, \"0x\", 2)==0){
                printf(\"Token founde\"); //works!
            }else{
                printf(\"sorry seems to be the hardest word\");
            }

        }

strncmp((char*)&hex, \"0x\", 2)

char buf[256];
snprintf(buf, 256, \"0x%x\", hex);
if(strncmp(buf, \"0x\", 2)==0){

char hexVal[3];
sprintf(hexVal, \"%02X\", hex);
if(strncmp(token, hexVal, 3)==0){