code: добавлены функции из ЛР
Этот коммит содержится в:
98
main.cpp
98
main.cpp
@@ -2,9 +2,107 @@
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#include <vector>
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using namespace std;
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struct Input{
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vector<double> numbers;
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size_t bin_count{};
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};
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Input input_data(){
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Input in;
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size_t number_count;
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cerr << "Enter number count: ";
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cin >> number_count;
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in.numbers.resize(number_count);
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vector<double> numbers(number_count);
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for (size_t i = 0; i < number_count; i++) {
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cin >> in.numbers[i];
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}
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size_t bin_count;
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cerr << "Enter bin count";
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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(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 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<double> make_histogram(vector<double>& numbers, size_t bin_count){
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double min, max;
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size_t number_count = size(numbers);
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vector<double> bins(bin_count));
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find_minmax(numbers, min, max);
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double bin_size = (max-min)/bin_count;
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for (size_t i = 0; i < number_count; 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(vector<double>& bins){
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int maxbin = 0;
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for(int bin : bins){
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if(bin > maxbin){
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maxbin = bin;
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}
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}
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for(int bin : bins)
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{
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size_t height = bin;
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if (maxbin > 76){
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size_t height = 76 * (static_cast<double>(bin) / maxbin);
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}
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if(10<=bin && bin<100){
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cout << " " << bin << "|";
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}
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else if(bin<10){
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cout << " " << " " << bin << "|";
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}
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else if(bin>100){
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cout << bin << "|";
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}
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for(int 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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return 0;
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}
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}
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int main()
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{
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auto in = input_data();
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auto bins = make_histogram(in.numbers, in.bin_count);
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show_histogram_text(bins, ...);
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double min, max;
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find_minmax(in.numbers, min, max);
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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 number_count, bin_count;
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