to lowercase c++
include
include
include
using namespace std;
int main() { string str = "C++"; transform(str.begin(), str.end(), str.begin(), ::tolower); cout << str << endl; return 0; }
using namespace std;
int main() { string str = "C++"; transform(str.begin(), str.end(), str.begin(), ::tolower); cout << str << endl; return 0; }