#include<stdio.h>

int main() {

    char line[100];
    int i, j, num, count=0;
    char vowels[11] = "aeiouAEIOU";
    printf("Enter a string: ");
    gets(line);

    for (i = 0; line[i] != '\0'; i++);
    num = i;


    for(i = num-1; i >= 0; i--) {
        printf("%c", line[i]);
    }

    printf("\nThe vowels are:");
    for(i=0; line[i]!='\0'; i++)
            {
                for(j=0; vowels[j]!='\0'; j++)
                    {
                        if(line[i]==vowels[j])
                            {
                                count++;
                                printf("%c",line[i]);
                            }
                    }
              }
    printf("\nNumber of vowels = %d", count);



    return 0;
}