Move To Front
#include <iostream>
#include <fstream>
using namespace std;
int main() {
    ifstream Fin;
    ofstream Fout;
    Fin.open("mtf.in");
    Fout.open("mtf.out");
    char c;
    int a[26];
    for (int i = 1; i <= 26; i++) {
        a[i - 1] = i;
    }
    while (Fin >> c) {
        for (int i = 0; i < 26; i++) {
            if (a[i] < a[c - 'a']) {
                a[i]++;
            }
        }
        Fout << a[c - 'a'] << " ";
        a[c - 'a'] = 1;
    }
    Fin.close();
    Fout.close();
    return 0;
}