#include <stdio.h>
#include <string.h>
#include <ctype.h>

int is_vowel(char c) {
    c = tolower(c);
    return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u';
}

void to_pig_latin(char *word) {
    int len = strlen(word);
    char lower[100];

    for (int i = 0; i < len; i++)
        lower[i] = tolower(word[i]);
    lower[len] = '\0';

    if (is_vowel(word[0]) ||
        (lower[0] == 'x' && lower[1] == 'r') ||
        (lower[0] == 'y' && lower[1] == 't')) {
        printf("%say\n", word);
        return;
        }

    int i = 0;
    while (i < len && !is_vowel(lower[i])) {
        if (lower[i] == 'q' && lower[i+1] == 'u') {
            i += 2;
            break;
        }
        if (lower[i+1] == 'y') {
            i++;
            break;
        }
        i++;
    }
    for (int j = i; j < len; j++) printf("%c", word[j]);
    for (int j = 0; j < i; j++) printf("%c", word[j]);
    printf("ay\n");
}

int main() {
    char word[100];
    printf("Zadaj slovo: ");
    scanf("%s", word);
    to_pig_latin(word);
    return 0;
}