MordashovSA 4 недель назад
Родитель 97f83c59e4
Сommit bae7a3e404

@ -0,0 +1,49 @@
#include "histogram.h"
using namespace std;
static void find_minmax(const 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<size_t> make_histogram(const vector<double>& numbers, size_t bin_count)
{
double min, max;
find_minmax(numbers, min, max);
double bin_size = (max - min) / bin_count;
vector<size_t> bins(bin_count);
for (double number : numbers)
{
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 <= number) && (number < hi))
{
bins[j]++;
found = true;
}
}
if (!found)
{
bins[bin_count - 1]++;
}
}
return bins;
}

@ -0,0 +1,10 @@
#ifndef HISTOGRAM_H_INCLUDED
#define HISTOGRAM_H_INCLUDED
#include <vector>
std::vector<size_t>
make_histogram(const std::vector<double>& numbers, size_t bin_count);
#endif // HISTOGRAM_H_INCLUDED

@ -32,7 +32,15 @@
<Add option="-Wall" />
<Add option="-fexceptions" />
</Compiler>
<Unit filename="histogram.cpp" />
<Unit filename="histogram.h">
<Option target="&lt;{~None~}&gt;" />
</Unit>
<Unit filename="main.cpp" />
<Unit filename="text.cpp" />
<Unit filename="text.h">
<Option target="&lt;{~None~}&gt;" />
</Unit>
<Extensions>
<lib_finder disable_auto="1" />
</Extensions>

@ -1,5 +1,7 @@
#include <iostream>
#include <vector>
#include "histogram.h"
#include "text.h"
using namespace std;
@ -28,93 +30,7 @@ Input input_data() {
return in;
}
void find_minmax(const 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<size_t> make_histogram(const vector<double>& numbers, size_t bin_count)
{
double min, max;
find_minmax(numbers, min, max);
double bin_size = (max - min) / bin_count;
vector<size_t> bins(bin_count);
for (double number : numbers)
{
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 <= number) && (number < hi))
{
bins[j]++;
found = true;
}
}
if (!found)
{
bins[bin_count - 1]++;
}
}
return bins;
}
void show_histogram_text(const vector<size_t>& bins, size_t bin_count) {
const size_t SCREEN_WIDTH = 80;
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
Input in;
size_t max_count = bins[0];
for (size_t i = 0; i < bin_count; i++)
{
if (bins[i] > max_count) {
max_count = bins[i];
}
}
for (size_t i = 0; i < bin_count; i++)
{
if (bins[i]<10) {
cout << " " << bins[i] << "|";
}
else if (bins[i]<100) {
cout << " " << bins[i] << "|";
}
else if (bins[i]<1000) {
cout << bins[i] << "|";
}
size_t height;
if (max_count<=MAX_ASTERISK) {
height = bins[i];
}
else {
height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
}
for (size_t j = 0; j < height; j++) {
cout << "*";
}
cout << endl;
}
}
int main()
{

@ -0,0 +1,43 @@
#include "text.h"
using namespace std;
void show_histogram_text(const vector<size_t>& bins, size_t bin_count) {
const size_t SCREEN_WIDTH = 80;
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
size_t max_count = bins[0];
for (size_t i = 0; i < bin_count; i++)
{
if (bins[i] > max_count) {
max_count = bins[i];
}
}
for (size_t i = 0; i < bin_count; i++)
{
if (bins[i]<10) {
cout << " " << bins[i] << "|";
}
else if (bins[i]<100) {
cout << " " << bins[i] << "|";
}
else if (bins[i]<1000) {
cout << bins[i] << "|";
}
size_t height;
if (max_count<=MAX_ASTERISK) {
height = bins[i];
}
else {
height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
}
for (size_t j = 0; j < height; j++) {
cout << "*";
}
cout << endl;
}
}

@ -0,0 +1,9 @@
#ifndef TEXT_H_INCLUDED
#define TEXT_H_INCLUDED
#include <vector>
#include <iostream>
void show_histogram_text(const std::vector<size_t>& bins, size_t bin_count);
#endif // TEXT_H_INCLUDED
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