code: добавлена функция find_minmax

main
Dmitry (KolomeytsevDA) 12 месяцев назад
Родитель 047cfc6322
Сommit f3ce6a746e

@ -1,12 +1,18 @@
#include <iostream> #include <iostream>
#include <vector> #include <vector>
using namespace std;
const size_t SCREEN_WIDTH = 80; const size_t SCREEN_WIDTH = 80;
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1; const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
using namespace std; struct Input
{
vector<double> numbers;
size_t bin_count{};
};
int main() Input input_data()
{ {
size_t number_count, bin_count; size_t number_count, bin_count;
@ -14,25 +20,26 @@ int main()
cerr << "Enter number count: "; cerr << "Enter number count: ";
cin >> number_count; cin >> number_count;
cerr << "Enter numbers: "; Input in;
in.numbers.resize(number_count);
vector<double> numbers(number_count); cerr << "Enter numbers: ";
for (int i = 0; i < number_count; i++) for (size_t i = 0; i < number_count; i++)
{ {
cin >> numbers[i]; cin >> in.numbers[i];
} }
cerr << "Enter bin count: "; cerr << "Enter number of bins: ";
cin >> bin_count; cin >> in.bin_count;
vector<double> bins(bin_count); return in;
vector<int> count(number_count); }
vector<double> height(bin_count); using namespace std;
int max_count = bins[0]; void find_minmax(const vector<double> &numbers, double &min, double &max)
double min = numbers[0]; {
double max = numbers[0]; min = numbers[0];
for (double x : numbers) for (double x : numbers)
{ {
@ -46,32 +53,44 @@ int main()
max = x; max = x;
} }
} }
}
double bin_size = (max - min) / bin_count; int main()
{
Input in = input_data();
for (size_t i = 0; i < number_count; i++) vector<int> bins(in.bin_count);
vector<double> height(in.bin_count);
int max_count = bins[0];
double min = in.numbers[0];
double max = in.numbers[0];
find_minmax(in.numbers, min, max);
double bin_size = (max - min) / in.bin_count;
for (size_t i = 0; i < in.numbers.size(); i++)
{ {
bool found = false; bool found = false;
for (size_t j = 0; (j < bin_count - 1) && !found; j++) for (size_t j = 0; (j < in.bin_count - 1) && !found; j++)
{ {
auto lo = min + j * bin_size; auto lo = min + j * bin_size;
auto hi = min + (j + 1) * bin_size; auto hi = min + (j + 1) * bin_size;
if ((lo <= numbers[i]) && (numbers[i] < hi)) if ((lo <= in.numbers[i]) && (in.numbers[i] < hi))
{ {
bins[j]++; bins[j]++;
count[j]++;
found = true; found = true;
} }
} }
if (!found ) if (!found)
{ {
bins[bin_count - 1]++; bins[in.bin_count - 1]++;
count[bin_count - 1]++;
} }
} }
for (int i = 0; i < bin_count; i++) for (int i = 0; i < in.bin_count; i++)
{ {
if (bins[i] > max_count) if (bins[i] > max_count)
{ {
@ -79,12 +98,17 @@ int main()
} }
} }
for (int i = 0; i < bin_count; i++) for (int i = 0; i < in.bin_count; i++)
{ {
height[i] = (MAX_ASTERISK * count[i]) / max_count; if (bins[i] > MAX_ASTERISK)
{
height[i] = (MAX_ASTERISK * bins[i]) / max_count;
}
else
height[i] = bins[i];
} }
for (int i = 0; i < bin_count; i++) for (int i = 0; i < in.bin_count; i++)
{ {
if (bins[i] < 100) if (bins[i] < 100)

Загрузка…
Отмена
Сохранить