#include<iostream>using namespace std;intmain(){	uint32_t a =10;	uint32_t b =600;	//先将uint32_t的a转为uint64_t，此时a前面32位都是0，然后左移32位，此时右32位为0，最后加上uint32_t类型的b，填充右32位的0	uint64_t val =(((uint64_t)a)<<32)+ b;	cout << a <<" "<< b << endl;	cout << val << endl;	{		//先将uint64_t的值右移32位并转为int类型，就能获取之前uint32_t类型的a值		int a1 =(int)(val >>32);		//uint32_t的b值可以直接将uint64_t的值强转为int(uint32_t)即可，就可以获取原值		int a2 =(uint32_t)val;		cout << a1 <<" "<< a2 << endl;	}	return0;}/*输出结果:10 6004294967356010 600*/