diff --git a/project/histogram.cpp b/project/histogram.cpp new file mode 100644 index 0000000..e3fabd9 --- /dev/null +++ b/project/histogram.cpp @@ -0,0 +1,43 @@ +#include +#include +#include "histogram.h" +using namespace std; +static void +find_minmax(vector numbers, double& min, double& max) { + min = numbers[0]; + max = numbers[0]; + for (double x : numbers) { + if (x < min) { + min = x; + } + else if (x > max) { + max = x; + } +} +} + +vector +make_histogram(vector numbers, size_t bin_count) { + vector bins(bin_count); + double min, max; + find_minmax(numbers, min, max); + size_t countt; + double bin_size = (max - min) / bin_count; + for (size_t i = 0; i < numbers.size(); i++) { + bool found = false; + for (size_t j = 0; (j < bin_count - 1) && !found; j++) { + auto lo = min + j * bin_size; + auto hi = min + (j + 1) * bin_size; + if ((lo <= numbers[i]) && (numbers[i] < hi)) { + bins[j]++; + found = true; + } + } + if (!found) { + bins[bin_count - 1]++; + } + } + return bins; + + +} diff --git a/project/histogram.h b/project/histogram.h new file mode 100644 index 0000000..ed9e7b4 --- /dev/null +++ b/project/histogram.h @@ -0,0 +1,8 @@ +#ifndef HISTOGRAM_H_INCLUDED +#define HISTOGRAM_H_INCLUDED +#include + +std::vector +make_histogram(const std::vector numbers, size_t bin_count); + +#endif // HISTOGRAM_H_INCLUDED diff --git a/project/text.cpp b/project/text.cpp new file mode 100644 index 0000000..74f8841 --- /dev/null +++ b/project/text.cpp @@ -0,0 +1,42 @@ +#include +#include +#include "text.h" +#include "histogram.h" +using namespace std; +void +show_histogram_text(vector bins, size_t bin_count){ + const size_t SCREEN_WIDTH = 80; + const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1; + size_t max_count = 0; + for (size_t i = 0; i < bin_count; i++){ + if(bins[i]>max_count) + max_count = bins[i]; + } + size_t height; + for (size_t i = 0; i < bin_count; i++) + { + if (bins[i] < 100) + cout << " "; + if (bins[i] < 10) + cout << " "; + cout<MAX_ASTERISK){ + for (size_t j = 0; j <(height = MAX_ASTERISK * (static_cast(bins[i]) / max_count)) ; j++) + { + cout<<"*"; + } + cout< bins, size_t bin_count); + +#endif // TEXT_H_INCLUDED