#include <iostream>
#include <string>
int main() {
// your code goes here
std::string str = "its<k>hui op<o> its";
const std::string::size_type open_tag = str.find("<k>");
const std::string::size_type close_tag = str.find("<o>", open_tag);
if (open_tag != std::string::npos && close_tag != std::string::npos)
{
str.replace(open_tag + 3, close_tag - open_tag - 3, "");
}
std::cout<<str;
return 0;
}
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