#include "main.h"

int main() {
    setlocale(LC_CTYPE,"");
    wchar_t s[200];
    wchar_t** ms;
    wcin.get(s,200);

    ms = explode(s,ms);


    for (int i=0;i<length(s);i++) {

        if (if_alf(ms[i])) {
            wcout<<ms[i]<<"\n";
        }
    }

    int hh = (int)L'ё';


    return 0;

}

int length(wchar_t* s) {
    int j=1;

    for (int i=0;s[i];i++) {

        if (s[i]==' '){
            j++;
        };
    }
    return j;
}

wchar_t** explode(wchar_t* s,wchar_t** ms) {

    ms = new wchar_t*[20];
    ms[0] = new wchar_t[40];
    int k=0;
    int j=0;

    for (int i=0;s[i];i++) {
        if (s[i] == L' ')   {
            ms[j][k] = '\0'; j++; ms[j] = new wchar_t[40]; k=0;
         } else
         {
            ms[j][k]=s[i];
            k++;
         };

    }
    return ms;
}

bool if_alf(wchar_t* s) {
    bool b = 0;

    for (int i=0;s[i+1];i++) {

        if (((int)towlower(s[i])+1 == (int)towlower(s[i+1])) || ((towlower(s[i]) == L'е') && (towlower(s[i+1]) == L'ё')) || ((towlower(s[i]) == L'ё') && (towlower(s[i+1]) == L'ж'))) {
            b = 1;
            break;
        }
    }
    return b;
}