#include <iostream>


int main()
{
    setlocale(LC_ALL, "Rus");
    printf("Введите строку\n");
    char sentance[100];
    gets_s(sentance, 100);
    char words[50][50];

    int XCounter = 0, YCounter = 0;
    for (int i = 0; i <= strlen(sentance); i++) {
        if (sentance[i] != '\0') {
            if (sentance[i] != ' ') {
                words[XCounter][YCounter] = sentance[i];
                YCounter++;
            }
            else {
                if (YCounter > 0) {
                    words[XCounter][YCounter] = '\0';
                    YCounter = 0;
                    XCounter++;
                }
            }
        }
        else {
            if (YCounter > 0) {
                words[XCounter][YCounter] = '\0';
            }
            else
                XCounter--;
        }
    }
    char flag = 1;
    for (int i = 0; i <= XCounter; i++) {
        int j = 0;
        flag = 1;
        while (flag && words[i][j] != '\0') {
            if (!(words[i][j] >= 65 && words[i][j] <= 90) && !(words[i][j] >= 97 && words[i][j] <= 122))
                flag = 0;
            j++;
        }
        if (!flag) {
            printf("%s - недопустимая комбинация символов\n", words[i]);
            for (int z = i; z < XCounter; z++)
                strcpy_s(words[z], words[z + 1]);
            XCounter--;
            i--;
        }
    }
    for (int i = 0; i < XCounter; i++) {
        if (strcmp(words[i], words[XCounter]) == 0) {
            for (int j = i; j < XCounter; j++)
                strcpy_s(words[j], words[j + 1]);
            XCounter--;
            i--;
        }
    }
    XCounter--;
    printf("\n");
    char vowelsSet[] = "aueoyi";
    char firstResultStr[100] = "", SecondResultStr[100] = "";
    printf("П.1. Напечатать все слова, отличные от последнего слова, если в слове подряд встречаются две гласные буквы\n");
    for (int i = 0; i <= XCounter; i++) {
        int y = 0;
        bool isFound = false;
        while ((y < strlen(words[i])) && !isFound) {
            for (int z = 0; z < 7; z++)
                if (words[i][y] == vowelsSet[z]) {
                    int it = 0;
                    bool vowelsFlag = false;
                    while (it < 7 && !vowelsFlag) {
                        if (words[i][y + 1] == vowelsSet[z]) {
                            strcat_s(firstResultStr, words[i]);
                            strcat_s(firstResultStr, " ");
                            vowelsFlag = true;
                            isFound = true;
                        }
                        it++;
                    }
                }
            y++;
        }
    }
    if (strlen(firstResultStr) == 0)
        puts("Строка пустая");
    else
        puts(firstResultStr);
    printf("П.2. Напечатать все слова, отличные от последнего слова, если слово четной длины то добавить букву в середину\n");
    for (int i = 0; i <= XCounter; i++) {
        if (strlen(words[i]) % 2 == 0) {
            char temp[50];
            strcpy_s(temp, words[i]);
            strcpy_s(words[i], "");
            int tmp = 0;
            for (int a = 0; a < strlen(temp); a++) {
                if (tmp == strlen(temp) / 2) {
                    words[i][tmp] = 'a';
                    tmp++;
                }
                words[i][tmp] = temp[a];
                tmp++;
            }
            words[i][tmp] = '\0';

        }
        strcat_s(SecondResultStr, words[i]);
        strcat_s(SecondResultStr, " ");
    }
    if (SecondResultStr[0] == 0)
        puts("Строка пустая");
    else
        puts(SecondResultStr);
}