1100. Mars Numbers (20)

#include <iostream>
#include <string>
using namespace std;

string mars0[14] = {"tret", "jan", "feb", "mar", "apr", "may", "jun", "jly", "aug", "sep", "oct", "nov", "dec"};
string mars1[12] = {"tam", "hel", "maa", "huh", "tou", "kes", "hei", "elo", "syy", "lok", "mer", "jou"};

void MToE(string s){
    if (s.length() > 4) {
        int sum = 0;
        string s0 = s.substr(0, 3);
        string s1 = s.substr(4, s.length());
        for (int i = 0; i < 12; i++) {
            if (s0 == mars1[i]) {
                sum = (i + 1) * 13;
                break;
            }
        }
        for (int i = 0; i < 13; i++) {
            if (s1 == mars0[i]) {
                sum += i;
                break;
            }
        }
        cout << sum << endl;
    }else{
        for (int i = 0; i < 13; i++) {
            if (mars0[i] == s) {
                cout << i << endl;
                break;
            }else if(mars1[i] == s){
                cout << (i + 1) * 13 << endl;
                break;
            }
        }
    }
}

void EToM(string s){
    int n = stoi(s);
    if (n < 13) {
        cout << mars0[n] << endl;
    }else if(n % 13 == 0){
        cout << mars1[n / 13 - 1] << endl;
    }else{
        cout << mars1[n / 13 - 1] << ' ' << mars0[n % 13] << endl;
    }
}

int main(int argc, const char * argv[]) {
    int n;
    string s;
    cin >> n;
    getchar();
    for (int i = 0; i < n; i++) {
        getline(cin, s);
        if (s[0] >= '0' && s[0] <= '9') {
            EToM(s);
        }else{
            MToE(s);
        }
    }
    return 0;
}