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@ -2,6 +2,10 @@
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#include <iostream>
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#include <conio.h>
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#include <vector>
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#include "histogram.h"
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#include "text.h"
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#include "svg.h"
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using namespace std;
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@ -16,99 +20,6 @@ input_numbers(size_t count) {
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}
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void
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find_minmax(const vector<double>& numbers, double& min, double& max) {
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min = numbers[0];
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max = numbers[0];
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for (double number : numbers)
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{
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if (number < min)
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{
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min = number;
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}
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if (number > max)
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{
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max = number;
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}
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}
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return;
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}
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vector<size_t> make_histogram(const vector<double>& numbers, const size_t bin_count)
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{
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double min, max;
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find_minmax(numbers, min, max);
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double bin_size = (max - min) / bin_count;
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vector<size_t> bins(bin_count, 0);
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for (size_t i = 0; i < numbers.size(); i++)
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{
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bool found = false;
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for (size_t j = 0; j < bin_count - 1 && !found; j++)
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{
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auto lo = min + j * bin_size;
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auto hi = min + (j + 1) * bin_size;
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if (lo <= numbers[i] && numbers[i] < hi)
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{
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bins[j]++;
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found = true;
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}
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}
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if (!found)
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{
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bins[bin_count - 1]++;
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}
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}
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return bins;
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}
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void show_histogram_text(const vector<size_t>& bins)
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{
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const size_t SCREEN_WIDTH = 80;
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const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
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size_t max_bin = bins[0];
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for (double bin : bins)
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{
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if (bin > max_bin)
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{
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max_bin = bin;
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}
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}
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for (size_t bin : bins)
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{
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size_t height = bin;
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// проверить масштабирование(пересчитать height)
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if (max_bin > MAX_ASTERISK)
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{
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height = MAX_ASTERISK * (static_cast<double> (bin) / max_bin);
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}
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if (bin < 100) {
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cout << " ";
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}
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if (bin < 10) {
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cout << " ";
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}
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cout << bin << "|";
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for (size_t i = 0; i < height; i++)
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{
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cout << "*";
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}
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cout << endl;
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}
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}
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int main()
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{
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@ -122,11 +33,11 @@ int main()
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size_t bin_count;
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cerr << "Enter bin count: ";
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cin >> bin_count;
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//расчет данных
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const auto bins = make_histogram(numbers, bin_count);
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show_histogram_text(bins);
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//show_histogram_text(bins,bin_count);//
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show_histogram_svg(bins, number_count, bin_count);
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return 0;
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}
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