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Ничего общего в коммитах. '0bb7987e4338d8a441f8c5d80e384f72451fd892' и 'af08a5c428d25e5e41c497a92fa3f136c26c6cdc' имеют совершенно разные истории.
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af08a5c428
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#include "histogram.h"
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using namespace std;
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// Ïîèñê ìàêñèìóìà è ìèíèìóìà ñðåäè îöåíîê.
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void find_minmax(const vector<double>& numbers, double& min, double& max)
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{
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min = numbers[0];
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max = numbers[0];
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for (double x : numbers)
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{
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if (x < min)
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min = x;
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else if (x > max)
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max = x;
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}
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}
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vector<size_t> make_histogram(const vector<double>& numbers, size_t bin_count)
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{
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// Ïîèñê ìàêñèìóìà è ìèíèìóìà ñðåäè îöåíîê.
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double min, max;
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find_minmax(numbers, min, max);
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// Ñîçäàíèå êîðçèí äëÿ äàëüíåéøåé ñîðòèðîâêè îöåíîê ïî íèì.
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double bin_size = (max - min) / bin_count;
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vector<size_t> bins(bin_count);
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for (size_t i = 0; i < bin_count; i++)
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bins[i] = 0;
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// Ñîðòèðîâêà îöåíîê ïî êîðçèíàì.
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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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bins[bin_count - 1]++;
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}
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return bins;
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}
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#ifndef HISTOGRAM_H_INCLUDED
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#define HISTOGRAM_H_INCLUDED
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#include <vector>
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std::vector<size_t> make_histogram(const std::vector<double>& numbers, size_t bin_count);
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#endif // HISTOGRAM_H_INCLUDED
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#include "text.h"
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using namespace std;
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void show_histogram_text(vector<size_t>& bins, size_t bin_count)
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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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// Ïîèñê ìàêñèìàëüíîãî êîëè÷åñâà îöåíîê â îäíîì ñòîëáöå.
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size_t max_count = bins[0];
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for (size_t i = 0; i < bin_count; i++)
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{
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if (bins[i] > max_count)
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max_count = bins[i];
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}
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// Ñîçäàíèå ãèñòîãðàììû ïî îöåíêàì.
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size_t height;
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size_t buf;
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for (size_t i = 0; i < bin_count; i++)
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{
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buf = bins[i];
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while (buf < max_count) // Âûðàâíèâàíèå äëÿ ÷èñåë, ìåíüøèõ ÷åì ìàêñèìàëüíîå ÷èñëî.
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{
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cout << " ";
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buf *= 10;
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}
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cout << bins[i] << "|";
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height = bins[i];
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if (max_count > MAX_ASTERISK)
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height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
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for (size_t j = 1; j <= height; j++)
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cout << "*";
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cout << endl;
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}
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}
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@ -1,8 +0,0 @@
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#ifndef TEXT_H_INCLUDED
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#define TEXT_H_INCLUDED
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#include <iostream>
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#include <vector>
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void show_histogram_text(std::vector<size_t>& bins, size_t bin_count);
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#endif // TEXT_H_INCLUDED
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