/*§•§•§•§•§•§•§•§•§•§•§•§•§•§•§•§•§•§*\ programmed by : __ __ ___ _ _ _ __ _ ®© | \ / |/ \| |_| | / \ | \ | | | |\V/| | O | _ |/ Δ \| |\\| | |_| V |_|\___/|_| |_|_/ \_|_| \__| ALL RYTS RESERVED. \*§•§•§•§•§•§•§•§•§•§•§•§•§•§•§•§•§•§*/ //MUST SEE THE main() FUNCTION available at the end OF THIS PROGRAM #include using namespace std; void Print(vector); /*making this string class for having some useful functions on strings like that of python(its code is above main() function)*/ class Str { string str; public: Str(string s) : str(s) {} string join(vector); string replace(string, string); bool starts_with(string); bool ends_with(string); string upper(); string lower(); vector split(char); }; int main() { cout << Str(", ") .join({"spam", "eggs", "ham"}) << endl << Str("Hello ME") .replace("ME", "World!") << endl << boolalpha << Str("This is a sentence.") .starts_with("This") << endl << Str("This is a sentence.") .ends_with("sentence") << endl << Str("this is a sentence.") .upper() << endl << Str("THIS IS A SENTENCE") .lower() << endl << Str("spam,eggs,ham") .split(','); } string Str :: join(vector vec) { string res = vec[0]; for(int i=1; i= len(suffix))? (str.compare(len(str)-len(suffix), len(suffix), suffix ) == 0 ) : false; } string Str :: upper() { string res = ""; transform(str.begin(), str.end(), back_inserter(res), ::toupper); return res; } string Str :: lower() { string res = ""; transform(str.begin(), str.end(), back_inserter(res), ::tolower); return res; } vector Str :: split(char delim) { string word; vector res{}; stringstream scin(str); while(getline(scin, word, delim)) res.push_back(word); return res; } void operator<<( ostream os, vector v ) { cout << "{"; for(auto i= begin(v); i

my string class.cpp