#include <stdio.h> #define a 10 int main(void) { #define a 50 printf("%d", a);…

#include <stdio.h>
#define a 10
int main(void)
{
#define a 50
printf("%d", a);
getchar();
return 0;
}

Assume GCC diagnostics remain warnings (no -Werror) and the program is executed. What is printed?