string reverseVowels(string s) {
int start = 0;
int end = s.size() - 1;
unordered_set<char> vowels({'a', 'e', 'i', 'o', 'u'});
while(start < end)
{
while(start < end && vowels.count(tolower(s[start])) == 0)
{
start++;
}
while(start < end && vowels.count(tolower(s[end])) == 0)
{
end--;
}
if (start < end){
char tmp = s[start];
s[start] = s[end];
s[end] = tmp;
}
start++;
end--;
}
return s;
}
int main() {
std::vector<std::string> vowel;
vowel.push_back("a");
vowel.push_back("b");
vowel.push_back("c");
vowel.push_back("d");
vowel.push_back("e");
vowel.push_back("f");
std::vector<std::string>::iterator k;
//for( k=vowel.begin(); k!=vowel.end();) {
// if( isVowel( *((*k).c_str()))) // for every letter that is a vowel
// k = vowel.erase(k);
// else
// ++k;
//}
std::string vowels("aeiouEAIOU");
k = std::remove_if( vowel.begin(), vowel.end(), isVowel_( vowels));
vowel.erase( k, vowel.end()); // erases the unspecified values and reduces
// the physical size of the container to match
// its new logical size
return 0;
}
void main()
{
clrscr();
int choice;
char ch;
do{clrscr();
cout<<"\n MENU ";
cout<<"\n 1.CREATE";
cout<<"\n 2.DISPLAY";
cout<<"\n 3.NO OF UPPER CASE CHARACTERS ";
cout<<"\n 4.NO OF VOWELS";
cout<<"\n 5.NO OF DIGITS";
cout<<"\n 6.NO OF WORDS";
cout<<"\n 7.NUMBER OF LINES";
cout<<"\n enter ur choice";
cin>>choice;
switch(choice)
{
case 1:create();break;
case 2:display();break;
case 3:uppercase();break;
case 4:vowels();break;
case 5:digits();break;
case 6:words();break;
case 7:lines();break;
default: cout<<"\n wrong choice entered..!!";
}
cout<<"\n do you want to continue...??";
cin>>ch;
}
while(ch=='y'||ch=='Y');
}
int KNewPasswordWidget::KNewPasswordWidgetPrivate::effectivePasswordLength(const QString &password)
{
enum Category {
Digit,
Upper,
Vowel,
Consonant,
Special
};
Category previousCategory = Vowel;
QString vowels(QStringLiteral("aeiou"));
int count = 0;
for (int i = 0; i < password.length(); ++i) {
QChar currentChar = password.at(i);
if (!password.leftRef(i).contains(currentChar)) {
Category currentCategory;
switch (currentChar.category()) {
case QChar::Letter_Uppercase:
currentCategory = Upper;
break;
case QChar::Letter_Lowercase:
if (vowels.contains(currentChar)) {
currentCategory = Vowel;
} else {
currentCategory = Consonant;
}
break;
case QChar::Number_DecimalDigit:
currentCategory = Digit;
break;
default:
currentCategory = Special;
break;
}
switch (currentCategory) {
case Vowel:
if (previousCategory != Consonant) {
++count;
}
break;
case Consonant:
if (previousCategory != Vowel) {
++count;
}
break;
default:
if (previousCategory != currentCategory) {
++count;
}
break;
}
previousCategory = currentCategory;
}
}
return count;
}
int doubles(char *name){
int i=1;
while (name[i]!='\0') {
name[i] = tolower(name[i]);
i = i + 1;
}
i=1;
while (name[i]!='\0') {
if (name[i]==name[i+1]){
name[i] = '0';
}
i = i + 1;
}
return vowels(name);
}
void main()
{
clrscr();
ofstream fout("poem.txt",ios::trunc);
fout<<"if you are not willing to learn,\n "
<<"No one can help you.\n "
<<"If you are determined to learn,\n "
<<"No one can stop you.";
fout.close();
int x;
do
{
cout<<"\n1-Display file\n2-lower case to upper case\n3-total character\n4-no of words\n5-Average word size\n6-no of lower case and upper case\n7-vowels\n8-no of words starting with I\n9-no. of lines ending with '.'\n10-exit\n";
cin>>x;
switch(x)
{
case 1:display();
break;
case 2:lowertoupper();
cout<<"\nFile with lower to upper\n";
display();
break;
case 3:cout<<"\nNo. of characters="<<char_count();
break;
case 4:cout<<"\nNo. of words="<<wordcount();
break;
case 5:cout<<"\nAverage word size=" <<(float)(char_count())/(float)(wordcount());
break;
case 6:lowercount_uppercount();
break;
case 7:cout<<"\n\nVowels in the file are\n";
vowels();
break;
case 8:cout<<"\nNo. of words starting with I=" <<counti();
break;
case 9:cout<<"\nNo. of lines ending with \'.\'=" <<dotcount();
break;
case 10: break;
default: cout<<"Wrong input\n";
}
}while(x!=10);
}
