#include <stdio.h>
int main(void) {
int hats = 0;
printf( "%d\n", ( hats
== hats
++ ) ? 1 : 0 ); printf( "%d\n", ( hats
== ++hats
) ? 1 : 0 ); printf( "%d\n", ( hats
== ++hats
&& hats
== ++hats
) ? 1 : 0 );
return 0;
}
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