#include <iostream>
#include <string>
#include <algorithm>
int main() {
std::string string = ",.What, ., da,. heEAc,..,.k!?,";
auto const commaCount = std::count(std::begin(string), std::end(string), ',');
std::replace(std::begin(string), std::end(string), ',', '.');
std::cout << string << std::endl;
std::cout << commaCount << " comma(s) replaced with period(s)" << std::endl;
}
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