#include <stdio.h>

int main (int argc, char const* argv[]){
	int a, b, c;
	scanf("%d %d %d", &a, &b, &c);
	__asm__ __volatile__(
	"addl %%ebx, %%eax\n\t"
	"addl %%ecx, %%eax"
	:"=a" (a)
	:"a" (a), "b" (b), "c" (c)
	);
	printf("%d\n", a);
	return 0;
}