#include<bits/stdc++.h>
using namespace std;
#define int long long
string s;
vector <int> v;
signed main(){
	int t;
    cin>>t;
    while (t--)
    {
        cin>>s;
        int len=s.length();
        v.clear();
        for (;;)
        {
            if (len==0)
            {
                break;
            }
            
            if (len>=4&&s.substr(len-4,4)=="VIII")
            {
                v.push_back(8);
                len-=4;
                continue;
            }
            else if (len>=3&&s.substr(len-3,3)=="VII")
            {
                v.push_back(7);
                len-=3;
                continue;
            }
            else if (len>=3&&s.substr(len-3,3)=="III")
            {
                v.push_back(3);
                len-=3;
                continue;
            }
            else if (len>=2&&s.substr(len-2,2)=="VI")
            {
                v.push_back(6);
                len-=2;
                continue;
            }
            else if (len>=2&&s.substr(len-2,2)=="IV")
            {
                v.push_back(4);
                len-=2;
                continue;
            }
            else if (len>=2&&s.substr(len-2,2)=="II")
            {
                v.push_back(2);
                len-=2;
                continue;
            }
            else if (len>=1&&s.substr(len-1,1)=="V")
            {
                v.push_back(5);
                len-=1;
                continue;
            }
            else if (len>=1&&s.substr(len-1,1)=="I")
            {
                v.push_back(1);
                len-=1;
                continue;
            }
            
        }
        for (int i = v.size()-1; i >= 0; i--)
        {
            cout<<v[i];
        }
        cout<<endl;
    }
    
}