只有2 3 8 10过了

#include<bits/stdc++.h>
using namespace std;

char id(char s[13])
{
	int all=0;
	int k=0;
	for(int i=0;i<11;i++)
	{
		if(s[i]!='-')
		{
			k++;
			all+=(s[i]-'0')*k;
		}
	}
	char result=all%11+'0';
	if(result=='10')
		result='X';
	return result;
}

int main()
{
	char iden,s[13];
	cin>>s;
	if(s[12]==id(s))
		cout<<"right"<<endl;
	else
		{
			s[12]=id(s);
			cout<<s;
		}
	return 0;
}