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#include <stdio.h>

int main(void) {
	// your code goes here
	union _unionA {
		int a[5];
		char b;
		double c;
	}AA;

	struct B {
		int n;
		//_unionA a;
		char c[10];
	}BB;
	printf("Size of A = %d", sizeof(BB));
	return 0;
}
Success #stdin #stdout 0s 5504KB
stdin
Standard input is empty
stdout
Size of A = 16