内嵌汇编(a + b problem)

#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>

using namespace std;

int x, y, result;

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(nullptr);

	cin >> x >> y;

	__asm__("add %%eax, %%ebx"
	        : "=b"(result)
	        : "a"(x), "b"(y)
	        : "memory"
	       );

	cout << result << endl;

	return 0;
}