int main() { string s1; string s2 = "Student"; string s3 = s2; string s4(8, 'A'); cin >> s1; cout << s1 << endl; cout << s2 << endl; cout << s3 << endl; cout << s4 << endl; s4 = s1; cout << "s4=" << s4 << "Length=" << s4.length() << endl; s2 = s3 + ' ' + s4; cout << "s2=" << s2 << endl; s3.insert(7, "&Teacher"); cout << "s3=" << s3 << endl; s3.replace(2, 4, "ar"); cout << "s3=" << s3 << endl; s1 = s3.substr(6, 7); cout << "s1=" << s1 << endl; int pos = s3.find(s1); cout << "pos=" << pos << endl; s3.erase(5, 8); cout << "s3=" << s3 << endl; bool f = s1 > s4; cout << f << " " << boolalpha << f << endl; return 0; }
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