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@ -1,5 +1,8 @@
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#include <iostream>
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#include <vector>
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#include "histogram.h"
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#include "text.h"
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using namespace std;
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@ -29,100 +32,6 @@ Input input_data()
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cin >> in.bin_count;
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return in;
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}
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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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{
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min = x;
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}
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else if (x > max)
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{
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max = x;
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}
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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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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);
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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, size_t& bin_count, double bin_size)
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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_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_bin_count)
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{
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max_bin_count = bins[i];
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}
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}
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for(size_t i = 0; i < bin_count; i++)
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{
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if(bins[i]<10)
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{
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cout<< " " << bins[i] << "|";
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}
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else
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{
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if(bins[i]<100)
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{
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cout<< " " << bins[i] << "|";
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}
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else
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{
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if(bins[i]<1000)
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{
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cout<< bins[i] << "|";
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}
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}
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}
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size_t height;
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if(max_bin_count <= MAX_ASTERISK)
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{
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height = bins[i];
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}
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else
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{
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height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_bin_count);
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}
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for(size_t j = 0; j < height; j ++)
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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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