#ifdef CHANGED
#include "syscall.h"

void f(int c) {
    PutChar((char)c);
    //GetChar();
    ThreadExit();
}

int main(){
    int i = 64;
    for (i=64; i < 68; i++){
        ThreadCreate(f, i);
    }
    PutString("end of main()\n");
    ThreadExit();
    //return 0;
}
#endif