#include <stdint.h>
#include <stdio.h>


int64_t fun(void) {
    int64_t r = 0;
    asm(R"(
            .intel_syntax noprefix


            mov %0, rax
            .att_syntax noprefix
        )"
        : "=r"(r)
        :
    );
    return r;
}


int main() {
        for(int i = 0; i < 10; i++) {
                fprintf(stdout, "%d %ld\n", i, fun());
        }
}