#include <iostream>
#include <string>
#include <algorithm>
int main() {
std::string x[] = {"I", "don't", "hate", "c++"};
std::replace( std::begin( x ), std::end( x ), "hate", "love" );
for( const auto &str : x )
std::cout << str << ' ';
std::cout << std::endl;
}
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