某人答案

#include<bits/stdc++.h>
using namespace std;
int main()
{
	int a=0, b=0, c=0,n;
	vector<int> d;
	for(int i=0;;i++)
	{
		cin>>n;
		d.push_back(n);
		if(d[i]==-1)
			break;
	}
	for(int i=0;;i++)
	{
		if(d[i]==1)
			a+=1;
		if(d[i]==2)
			b+=1;
		if(d[i]==3)
			c+=1;
		if(d[i]==-1)
			break;
	}
	cout<<"A="<<a<<endl;
	cout<<"B="<<b<<endl;
	cout<<"C="<<c<<endl;
	cout<<"Tot="<<a+b+c<<endl;
	if(a*2>=a+b+c)
		cout<<"A-yes";
	else if(b*2>=a+b+c)
		cout<<"B-yes";
	else if(c*2>=a+b+c)
		cout<<"C-yes";
	else
		cout<<"all-NO";
    return 0;
}