求助：thread

#include <bits/stdc++.h>
#include <thread>
#define int long long
using namespace std;
void a(){
	cout<<"IAKIOI";
} 
signed main(){
  ios::sync_with_stdio(0);
  cin.tie(0); cout.tie(0);
	thread(a);
	a.join();
  return 0;
}