#include <cmath> #include <matplot/matplot.h> #include <random> #include <thread> int main() { using namespace matplot; std::vector<std::string> categories = { "no", "no", "yes", "yes", "yes", "no", "no", "no", "no", "undecided", "undecided", "yes", "no", "no", "no", "yes", "no", "yes", "no", "yes", "no", "no", "no", "yes", "yes", "yes", "yes"}; hist(categories)->bar_width(0.5); show(); return 0; }