KuzmenkoEA 1 год назад
Родитель d915eab050
Сommit f896573279

@ -1,5 +1,7 @@
#include <iostream> #include <iostream>
#include <vector> #include <vector>
#include "histogram.h"
#include "text.h"
using namespace std; using namespace std;
@ -25,71 +27,11 @@ input_data() {
cin >> in.bin_count; cin >> in.bin_count;
return in; return in;
} }
void
find_minmax(vector<double> 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 <double> make_histogram(const vector<double>& numbers, size_t bin_count){
vector<double> bins (bin_count);
double min = 0;
double max = 0;
find_minmax(numbers, min, max);
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;}
show_histogram_text (const vector<double>& bins, size_t MAX_ASTERISK, size_t bin_count){
size_t bin_max = 0;
size_t height = 0;
for (double y : bins)
{
if (y > bin_max){bin_max = y;}
}
for (size_t bin: bins)
{
size_t height = bin;
height = MAX_ASTERISK * (static_cast<double>(bin) / bin_max);
if (bin < 100)
{
cout << " ";
}
if (bin < 10)
{
cout << " ";
}
cout << bin << "|";
for (size_t i = 0; i < height; i++)
{
cout << "*";
}
cout << endl;
}
}
int main(){ int main(){
const size_t SCREEN_WIDTH = 80;
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
auto in = input_data(); auto in = input_data();
auto bins = make_histogram(in.numbers, in.bin_count); auto bins = make_histogram(in.numbers, in.bin_count);
show_histogram_text(bins, MAX_ASTERISK, in.bin_count ); show_histogram_text(bins);
return 0; return 0;
} }

Загрузка…
Отмена
Сохранить