|
|
|
@ -1,6 +1,8 @@
|
|
|
|
|
#include <iostream>
|
|
|
|
|
#include <vector>
|
|
|
|
|
|
|
|
|
|
#include "histogram.h"
|
|
|
|
|
#include "svg.h"
|
|
|
|
|
#include "text.h"
|
|
|
|
|
using namespace std;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
@ -33,85 +35,11 @@ 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, size_t & number_count, size_t & max_count) {
|
|
|
|
|
double min, max;
|
|
|
|
|
find_minmax(numbers, min, max);
|
|
|
|
|
double bin_size = (max - min) / bin_count;
|
|
|
|
|
vector<size_t> bins(bin_count);
|
|
|
|
|
max_count = bins[0];
|
|
|
|
|
for (size_t i = 0; i < number_count; 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 (bins[j] > max_count){
|
|
|
|
|
max_count = bins[j];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (!found){
|
|
|
|
|
bins[bin_count - 1]++;
|
|
|
|
|
}
|
|
|
|
|
if (bins[bin_count - 1] > max_count){
|
|
|
|
|
max_count = bins[bin_count - 1];
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return bins;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
show_histogram_text(vector<size_t>& bins, size_t & max_count,size_t & bin_count){
|
|
|
|
|
const size_t SCREEN_WIDTH = 80;
|
|
|
|
|
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
|
|
|
|
|
if (max_count > MAX_ASTERISK){
|
|
|
|
|
vector<size_t> hights(bin_count);
|
|
|
|
|
for (size_t i = 0; i < bin_count; i++){
|
|
|
|
|
size_t height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
|
|
|
|
|
hights[i] = height;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (size_t i = 0; i < bin_count; i++){
|
|
|
|
|
printf("%3d|", bins[i]);
|
|
|
|
|
for (size_t j = 0; j < hights[i]; j++){
|
|
|
|
|
cout<<"*";
|
|
|
|
|
}
|
|
|
|
|
cout << endl;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else{
|
|
|
|
|
for (size_t i = 0; i < bin_count; i++)
|
|
|
|
|
{
|
|
|
|
|
printf("%3d|", bins[i]);
|
|
|
|
|
for (size_t j = 0; j < bins[i]; j++){
|
|
|
|
|
cout<<"*";
|
|
|
|
|
}
|
|
|
|
|
cout << endl;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
int main()
|
|
|
|
|
{
|
|
|
|
|
auto in = input_data();
|
|
|
|
|
auto bins = make_histogram(in.numbers, in.bin_count, in.number_count, in.max_count);
|
|
|
|
|
show_histogram_text(bins, in.max_count, in.bin_count);
|
|
|
|
|
Input in = input_data();
|
|
|
|
|
vector<size_t> bins = make_histogram(in.numbers, in.bin_count, in.number_count, in.max_count);
|
|
|
|
|
show_histogram_svg(bins);
|
|
|
|
|
return 0;
|
|
|
|
|
}
|
|
|
|
|