#include <iostream>
#include <string>
using namespace std;
#define BYTE char
#define CPUTYPE_INVALID ((BYTE)-1)
#define BYTE2 unsigned char
#define CPUTYPE_INVALID2 ((BYTE2)-1)
int main() {
cout << to_string(CPUTYPE_INVALID); // -1
cout << to_string(CPUTYPE_INVALID2); // 255
return 0;
}
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