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#include <stdio.h>
#define __NAME__(x) #x
int func(int a)
{
printf("%s = %d\n", __NAME__(a), a);
return a;
}
int main()
{
int num = 10;
printf("%s = %d\n", __NAME__(num), num);
printf("%s = %d\n", __NAME__(func)__NAME__((num)), func(num));
return 0;
}