#include <iostream>
#include <string>
#include <sstream>
 
int main()
{
    //std::istringstream iss("   strings with leading and    trailing spaces   ");
    std::istringstream iss("  John Doe    \n  Mary Smith");
 
    std::string lines[2];
    size_t i = 0;
    bool keep_trailing_spaces = false;
    while (std::getline(iss, lines[i++], '\n'))
    {
        if (i > 1)
        {
            keep_trailing_spaces = true;
            break;
        }
    }
 
    if (i > 1)
    {
        size_t start = lines[0].find_first_not_of(' ');
        size_t count = keep_trailing_spaces ? std::string::npos : lines[0].find_last_not_of(' ') - start + 1;
 
        std::cout << ">" << lines[0].substr(start, count) << "<" << std::endl;
    }
 
    return 0;
}

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