отдельный коммит на гитхаб

hehehe.cbp

@@ -32,7 +32,22 @@
 			<Add option="-Wall" />
 			<Add option="-fexceptions" />
 		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
+		<Unit filename="histogram_internal.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
 		<Unit filename="main.cpp" />
+		<Unit filename="svg.cpp" />
+		<Unit filename="svg.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
+		<Unit filename="text.cpp" />
+		<Unit filename="text.h">
+			<Option target="&lt;{~None~}&gt;" />
+		</Unit>
 		<Extensions>
 			<lib_finder disable_auto="1" />
 		</Extensions>

hehehe.depend

@@ -0,0 +1,82 @@
+# depslib dependency file v1.0
+1713791550 source:c:\users\u113-02\desktop\hehehe\main.cpp
+	<vector>
+	<iostream>
+	<cmath>
+
+1714330914 source:e:\hehehe\main.cpp
+	<vector>
+	<iostream>
+	<cmath>
+
+1714921863 source:c:\users\nick\desktop\hehehe\main.cpp
+	<vector>
+	<iostream>
+	<cmath>
+	"histogram.h"
+	"svg.h"
+	"text.h"
+
+1714861965 c:\users\nick\desktop\hehehe\histogram.h
+	<vector>
+
+1714862011 source:c:\users\nick\desktop\hehehe\histogram.cpp
+	"histogram.h"
+	<vector>
+	<iostream>
+
+1714919929 source:c:\users\nick\desktop\hehehe\svg.cpp
+	<iostream>
+	<vector>
+	<string>
+	"svg.h"
+
+1714919958 c:\users\nick\desktop\hehehe\svg.h
+	<vector>
+	<string>
+
+1714921819 c:\users\nick\desktop\hehehe\text.h
+	<vector>
+
+1714921889 source:c:\users\nick\desktop\hehehe\text.cpp
+	"text.h"
+	"svg.h"
+	<string>
+	<iostream>
+
+1714862012 source:c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\histogram.cpp
+	"histogram.h"
+	<vector>
+	<iostream>
+
+1714861966 c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\histogram.h
+	<vector>
+
+1714997928 source:c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\main.cpp
+	<vector>
+	<iostream>
+	<cmath>
+	"histogram.h"
+	"svg.h"
+	"text.h"
+
+1714997791 c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\svg.h
+	<vector>
+	<string>
+
+1714996911 c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\text.h
+	<vector>
+
+1714997791 source:c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\text.cpp
+	"text.h"
+	"svg.h"
+	<string>
+	<iostream>
+	"text.h"
+
+1714997285 source:c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\svg.cpp
+	<iostream>
+	<vector>
+	<string>
+	"svg.h"
+

hehehe.layout

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_layout_file>
+	<FileVersion major="1" minor="0" />
+	<ActiveTarget name="Debug" />
+	<File name="main.cpp" open="1" top="1" tabpos="1" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="113" topLine="58" />
+		</Cursor>
+	</File>
+	<File name="histogram_internal.h" open="1" top="0" tabpos="5" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="0" topLine="0" />
+		</Cursor>
+	</File>
+	<File name="histogram.cpp" open="1" top="0" tabpos="2" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="1097" topLine="20" />
+		</Cursor>
+	</File>
+	<File name="text.cpp" open="1" top="0" tabpos="8" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="736" topLine="18" />
+		</Cursor>
+	</File>
+	<File name="svg.cpp" open="1" top="0" tabpos="3" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="948" topLine="18" />
+		</Cursor>
+	</File>
+	<File name="svg.h" open="1" top="0" tabpos="6" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="0" topLine="0" />
+		</Cursor>
+	</File>
+	<File name="histogram.h" open="1" top="0" tabpos="4" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="0" topLine="0" />
+		</Cursor>
+	</File>
+</CodeBlocks_layout_file>

histogram.cpp

@@ -0,0 +1,43 @@
+#include "histogram.h"
+#include <vector>
+#include <iostream>
+using namespace std;
+
+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;
+        }
+    }
+}
+
+std::vector<double>
+make_histogram(const std::vector<double>& numbers, size_t bin_count) {
+    vector<double> bins(bin_count);
+
+    double min = 0, max = 0;
+    find_minmax(numbers, min, max);
+
+    double bin_size = (max - min) / bin_count;
+    for (int i = 0; i < numbers.size(); i++) {
+        bool found = false;
+        for (int 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;
+}

histogram.h

@@ -0,0 +1,5 @@
+#pragma once
+#include <vector>
+
+std::vector<double>
+make_histogram(const std::vector<double>& numbers, size_t bin_count);

histogram_internal.h

@@ -0,0 +1,4 @@
+#pragma once
+#include <vector>
+void
+find_minmax(const std::vector<double>& numbers, double& min, double& max);

main.cpp

@@ -1,110 +1,83 @@
 #include <vector>
 #include <iostream>
 #include<cmath>
+#include "histogram.h"
+#include "svg.h"
+#include "text.h"
 
 using namespace std;
-int main()
-{
-	size_t SCREEN_WIDTH;
 
+struct Input {
+    vector<double> numbers;
+    size_t bin_count{};
+    size_t SCREEN_WIDTH{};
+    size_t number_count{};
+
+};
+
+Input
+input_data() {
 
 
-	size_t number_count;
+Input in;
-	cerr << "Enter number count: ";
+cerr << "Enter number count: ";
-	cin >> number_count;
+cin >> in.number_count;
+in.numbers.resize(in.number_count);
+ for (size_t i = 0; i < in.number_count; i++) {
+        cin >> in.numbers[i];
+    }
+cerr<<"Enter bin count:";
+cin >> in.bin_count;
 
 
 
-	while (true) {
+     while (true) {
-        cerr << "Screen width: ";
+        //cerr << "Screen width: ";
-        cin >> SCREEN_WIDTH;
+        //cin >> in.SCREEN_WIDTH;
-		if (SCREEN_WIDTH < 7) {
+        in.SCREEN_WIDTH=80;
+        if (in.SCREEN_WIDTH < 7) {
             cerr << "<7"; cerr << endl;
             continue;
-		}
+        }
-		if (SCREEN_WIDTH > 80) {
+        if (in.SCREEN_WIDTH > 80) {
             cerr << ">80";  cerr << endl;
             continue;
-		}
+        }
 
-		if (SCREEN_WIDTH < (number_count / 3)){
+        if (in.SCREEN_WIDTH < (in.number_count / 3)){
             cerr << "<number_count/3";  cerr << endl;
             continue;
-		}
+        }
         break;
-	}
+    }
-	const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+    return in;
-
+}
-	vector<double> numbers(number_count);
+
-	cerr << "Enter numbers: ";
+
-	for (int i = 0; i < number_count; i++)
+
-	{
+
-		cin >> numbers[i];
+
-
+
-	}
+
-	double min = numbers[0];
+int main()
-	double max = numbers[0];
+{
-	for (double x : numbers)
+    auto in = input_data();
-	{
+
-		if (x < min)
+    double min, max;
-			min = x;
+
-		else if (x > max)
+
-			max = x;
+
-	}
+
-	size_t bin_count;
+    const size_t MAX_ASTERISK = in.SCREEN_WIDTH - 3 - 1;
-	cerr<<"Enter bin count:";
+
-	cin >> bin_count;
+
-	vector<size_t> bins(bin_count);
+
-	double bin_size = (max - min) / bin_count;
+auto bins = make_histogram(in.numbers, in.bin_count);
-	for (size_t i = 0; i < number_count; i++)
+
-	{
+
-		bool found = false;
+
-		for (size_t j = 0; (j < bin_count - 1) && !found; j++)
+
-		{
+//show_histogram_text(bins, MAX_ASTERISK, in.bin_count);
-			auto low = min + j * bin_size;
+show_histogram_svg(bins);
-			auto high = min + (j + 1) * bin_size;
+
-			if ((low <= numbers[i]) && (numbers[i] < high))
-			{
-				bins[j]++;
-				found = true;
-			}
-		}
-		if (!found)
-		{
-			bins[bin_count - 1]++;
-		}
-	}
-
-	double mxbins = bins[0];
-
-	for (double x : bins)
-	{
-		if (x > mxbins)
-			mxbins = x;
-	}
-	double k;
-
-	if (mxbins > MAX_ASTERISK)
-		k = MAX_ASTERISK / mxbins;
-	else
-		k = 1;
-	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] << "|";
-
-		}
-		for (int j = 0; j < floor(bins[i] * k); j++)
-		{
-			cout << "*";
-		}
-
-		cout << endl;
-	}
 }

svg.cpp

@@ -0,0 +1,59 @@
+#include <iostream>
+#include <vector>
+#include <string>
+#include "svg.h"
+using namespace std;
+
+void
+svg_begin(double width, double height) {
+    cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
+    cout << "<svg ";
+    cout << "width='" << width << "' ";
+    cout << "height='" << height << "' ";
+    cout << "viewBox='0 0 " << width << " " << height << "' ";
+    cout << "xmlns='http://www.w3.org/2000/svg'>\n";
+}
+
+void
+svg_end() {
+    cout << "</svg>\n";
+}
+
+void
+svg_text(double left, double baseline, string text) {
+    cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>";
+}
+
+void
+svg_rect(double x, double y, double width, double height, string stroke, string fill) {
+    cout << "<rect x='" << x << "' y='" << y << "' width='" << width << "' height='" << height << "' stroke='" << stroke << "' fill='" << fill << "' />";
+}
+
+void
+show_histogram_svg(const std::vector<double>& bins) {
+
+const auto IMAGE_WIDTH = 400;
+const auto IMAGE_HEIGHT = 300;
+const auto TEXT_LEFT = 20;
+const auto TEXT_BASELINE = 20;
+const auto TEXT_WIDTH = 50;
+const auto BIN_HEIGHT = 30;
+const auto BLOCK_WIDTH = 10;
+const auto MAX_WIDTH = (IMAGE_WIDTH - TEXT_WIDTH);
+
+double max_count = (bins[0] * BLOCK_WIDTH);
+    for (double bin : bins) {
+        if ((bin * BLOCK_WIDTH) > max_count) {
+            max_count = (bin * BLOCK_WIDTH);
+        }
+    }
+
+    svg_begin(400, 300);
+    double top = 0;
+    for (size_t bin : bins) {
+    const double bin_width = BLOCK_WIDTH * bin;
+    svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+    svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "red", "#00ffff");
+    top += 2*BIN_HEIGHT;
+}
+}

svg.h

@@ -0,0 +1,5 @@
+#pragma once
+#include <vector>
+#include <string>
+void show_histogram_svg(const std::vector<double>& bins);
+

text.cpp

@@ -0,0 +1,42 @@
+#include "text.h"
+#include "svg.h"
+#include <string>
+#include <iostream>
+#include "text.h"
+using namespace std;
+
+void show_histogram_text (const std::vector<double>& bins, size_t MAX_ASTERISK, size_t bin_count)
+{
+    double mxbins = bins[0];
+
+    for (double x : bins)
+    {
+        if (x > mxbins)
+            mxbins = x;
+    }
+    double k;
+
+    if (mxbins > MAX_ASTERISK)
+        k = MAX_ASTERISK / mxbins;
+    else
+        k = 1;
+    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] << "|";
+
+        }
+        for (int j = 0; j < int(bins[i] * k); j++)
+        {
+            cout << "*";
+        }
+
+        cout << endl;
+    }
+}

text.h

@@ -0,0 +1,5 @@
+#pragma once
+#include <vector>
+
+void show_histogram_text(const std::vector<double>& bins, size_t MAX_ASTERISK, size_t bin_count);
+

unittest.cbp

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_project_file>
+	<FileVersion major="1" minor="6" />
+	<Project>
+		<Option title="unittest" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Debug/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-g" />
+				</Compiler>
+			</Target>
+			<Target title="Release">
+				<Option output="bin/Release/unittest" prefix_auto="1" extension_auto="1" />
+				<Option object_output="obj/Release/" />
+				<Option type="1" />
+				<Option compiler="gcc" />
+				<Compiler>
+					<Add option="-O2" />
+				</Compiler>
+				<Linker>
+					<Add option="-s" />
+				</Linker>
+			</Target>
+		</Build>
+		<Compiler>
+			<Add option="-Wall" />
+		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram_internal.h" />
+		<Unit filename="unittest.cpp" />
+		<Extensions>
+			<lib_finder disable_auto="1" />
+		</Extensions>
+	</Project>
+</CodeBlocks_project_file>

unittest.cpp

@@ -0,0 +1,12 @@
+#define DOCTEST_CONFIG_NO_MULTITHREADING
+#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
+#include "doctest.h"
+#include "histogram_internal.h"
+
+TEST_CASE("distinct positive numbers") {
+    double min = 0;
+    double max = 0;
+    find_minmax({1, 2}, min, max);
+    CHECK(min == 1);
+    CHECK(max == 2);
+}

unittest.depend

@@ -0,0 +1,121 @@
+# depslib dependency file v1.0
+1714862011 source:c:\users\nick\desktop\hehehe\histogram.cpp
+	"histogram.h"
+	<vector>
+	<iostream>
+
+1714861965 c:\users\nick\desktop\hehehe\histogram.h
+	<vector>
+
+1714917108 source:c:\users\nick\desktop\hehehe\unittest.cpp
+	"doctest.h"
+	"histogram_internal.h"
+
+1714916946 c:\users\nick\desktop\hehehe\doctest.h
+	<signal.h>
+	<ciso646>
+	<cstddef>
+	<ostream>
+	<istream>
+	<type_traits>
+	"doctest_fwd.h"
+	<ctime>
+	<cmath>
+	<climits>
+	<math.h>
+	<new>
+	<cstdio>
+	<cstdlib>
+	<cstring>
+	<limits>
+	<utility>
+	<fstream>
+	<sstream>
+	<iostream>
+	<algorithm>
+	<iomanip>
+	<vector>
+	<atomic>
+	<mutex>
+	<set>
+	<map>
+	<unordered_set>
+	<exception>
+	<stdexcept>
+	<csignal>
+	<cfloat>
+	<cctype>
+	<cstdint>
+	<string>
+	<sys/types.h>
+	<unistd.h>
+	<sys/sysctl.h>
+	<AfxWin.h>
+	<windows.h>
+	<io.h>
+	<sys/time.h>
+	<unistd.h>
+
+1714862096 c:\users\nick\desktop\hehehe\histogram_internal.h
+	<vector>
+
+1714862012 source:c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\histogram.cpp
+	"histogram.h"
+	<vector>
+	<iostream>
+
+1714861966 c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\histogram.h
+	<vector>
+
+1714917110 source:c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\unittest.cpp
+	"doctest.h"
+	"histogram_internal.h"
+
+1714916948 c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\doctest.h
+	<signal.h>
+	<ciso646>
+	<cstddef>
+	<ostream>
+	<istream>
+	<type_traits>
+	"doctest_fwd.h"
+	<ctime>
+	<cmath>
+	<climits>
+	<math.h>
+	<new>
+	<cstdio>
+	<cstdlib>
+	<cstring>
+	<limits>
+	<utility>
+	<fstream>
+	<sstream>
+	<iostream>
+	<algorithm>
+	<iomanip>
+	<vector>
+	<atomic>
+	<mutex>
+	<set>
+	<map>
+	<unordered_set>
+	<exception>
+	<stdexcept>
+	<csignal>
+	<cfloat>
+	<cctype>
+	<cstdint>
+	<string>
+	<sys/types.h>
+	<unistd.h>
+	<sys/sysctl.h>
+	<AfxWin.h>
+	<windows.h>
+	<io.h>
+	<sys/time.h>
+	<unistd.h>
+
+1714862098 c:\users\u113-02\desktop\aaaaaaaaaaaaaaaaaaa\histogram_internal.h
+	<vector>
+

unittest.layout

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_layout_file>
+	<FileVersion major="1" minor="0" />
+	<ActiveTarget name="Debug" />
+</CodeBlocks_layout_file>