#include<bits/stdc++.h>

#define i64 long long
#define u64 unsigned long long
#define ll long long

using namespace std;

typedef pair<i64, i64> pii;

const i64 MOD = 1e9 + 7;
const u64 P = 131;

inline i64 lowbit(i64 x) { return x & (-x); }

inline i64 highbit(i64 x) {
    i64 cnt = 0;
    do {
        if (x == 1) return 1LL << cnt;
        else ++cnt;
    } while (x >>= 1);
}

inline i64 factory(i64 start, i64 end) {
    if (start > end) return 0;
    i64 cnt = 1;
    while (start <= end) {
        cnt *= start++;
        cnt %= MOD;
    }
    return cnt;
}//阶乘（含模运算），从start乘到end

inline i64 gcd(i64 a, i64 b) {
    while (b ^= a ^= b ^= a %= b);
    return a;
}//最小公约数

inline bool isPrime(i64 x) {
    for (int i = 2; i <= sqrt(x); ++i) {
        if (x % i == 0) return false;
    }
    if (x != 1) return true;
    else return false;
}

inline bool cmp(pii a, pii b) {
    return a.first > b.first;
}

inline i64 query(i64 a, i64 b) {
    i64 tmp;
    cout << "? " << a << " " << b << endl;
    cin >> tmp;
    return tmp;
}

inline i64 to_i64(string s) {
    stringstream ss(s);
    i64 tmp;
    ss >> tmp;
    return tmp;
}//字符串转long long

inline i64 LIS(i64 arr[], i64 n) {
    i64 dp[n], len = 0;
    dp[0] = arr[0];
    for (int i = 1; i < n; ++i) {
        if (arr[i] > dp[len]) dp[++len] = arr[i];
        else *(lower_bound(dp, dp + len, arr[i])) = arr[i];
    }
    return len + 1;
}

inline i64 qpow(i64 a, i64 n) {
    i64 res = 1;
    while (n) {
        if (n & 1) res *= a;
        a *= a;
        a %= MOD;
        n >>= 1;
        res %= MOD;
    }
    return res;
}

void solve() {
    string s;
    cin >> s;
    string res;
    i64 cnt = 0, cnti = 0, i = s.size() - 1;
    while (i >= 0) {
        if (cnti == 4) {
            cnti = 0;
            res = '3' + res;
            cnt = 0;
            i++;
        }
        if (s[i] == 'V') {
            if (cnti == 0 && i > 0 && s[i - 1] == 'I') {
                res = '4' + res;
                cnt = 0;
                cnti = 0;
                i -= 2;
            } else {
                cnt += 5;
                res = (char) (cnt + '0') + res;
                cnt = 0;
                cnti = 0;
                i--;
            }
        }
        if (s[i] == 'I') {
            cnt++;
            cnti++;
            i--;
        }
    }
    if (cnt == 4) res = "13" + res;
    else if (cnt != 0) res = (char) (cnt + '0') + res;
    cout << res << endl;
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    int t = 1;
    cin >> t;
    while (t--) {
        solve();
    }
    return 0;
}