#include <cstdio>
#include <string>
#include <cmath>

std::string level1BreakIntoLines(std::string text, int width) {
    std::string str{};
    std::size_t col_count = 0;
    std::size_t space_index_text = 0;
    std::size_t space_index = 0;
    for (std::size_t i = 0; i < text.size(); ++i) {
        if (text[i] == ' ') {
            space_index_text = i;
            space_index = str.size();
        }
        str += text[i];
        if (col_count++ >= static_cast<std::size_t>(width)) {
            i = space_index_text;
            str.erase(space_index);
            col_count = 0;
            str += "\n";
        }
    }
    return str;
}

std::string level2BreakIntoLines(std::string text, int numLines) {
    std::size_t const max_column = std::size_t(std::ceil(double(text.size()) / double(numLines)));
    return level1BreakIntoLines(text, max_column);
}

auto main() -> int {
    auto str = level1BreakIntoLines("Hello, World! This is a very goodtest and we are not here to try it out.", 32);
    std::printf("%s\n", str.c_str());

    std::printf("\n");

    auto str1 = level2BreakIntoLines("The quick brown fox jumps over the lazy dog", 3);
    std::printf("%s\n", str1.c_str());
    return 0;
}