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std::string trim(const std::string& s) {

C++ · general · type the snippet below to practice

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def fib(n): a, b = 0, 1 for _ in range(n): a, b = b, a + b return a
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about this snippet

This is the strmanip snippet in C++ — 16 lines of real C++ code that exercises common patterns you'll see in production. DeveloperType scores you on net WPM and accuracy and only counts runs above 95% accuracy on the leaderboard, so practice rewards precision, not speed alone.

view source (16 lines)
#include <algorithm>
#include <string>

std::string trim(const std::string& s) {
    auto start = s.find_first_not_of(" 	

");
    auto end = s.find_last_not_of(" 	

");
    return (start == std::string::npos) ? "" : s.substr(start, end - start + 1);
}

std::string toLower(std::string s) {
    std::transform(s.begin(), s.end(), s.begin(), ::tolower);
    return s;
}

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