3лаба до индивидуальной части

.gitignore

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+/bin
+/Obj
+/*.layout

bin/Debug/marks.svg

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+<?xml version='1.0' encoding='UTF-8'?>
+<svg width='400' height='300' viewBox='0 0 400 300' xmlns='http://www.w3.org/2000/svg'>
+<text x='20' y='20'>2</text><rect x='50' y='0' width='140' height='30' stroke='red' fill='#aaffaa' /><text x='20' y='50'>5</text><rect x='50' y='30' width='350' height='30' stroke='red' fill='#aaffaa' /><text x='20' y='80'>3</text><rect x='50' y='60' width='210' height='30' stroke='red' fill='#aaffaa' /></svg>

bin/Debug/marks.txt

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+10
+3 3 4 4 4 4 4 5 5 5
+3

bin/Debug/marks2.txt

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+{\rtf1}

histogram.cpp

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+#include "histogram.h"
+#include <vector>
+
+using namespace std;
+
+void find_minmax(const vector<double>& numbers, double& min, double& max)
+{
+min = numbers[0];
+for (auto i = 0; i < numbers.size(); i++)
+{
+if (numbers[i] < min)
+{
+min = numbers[i];
+}
+}
+
+max = numbers[0];
+for (auto i = 0; i < numbers.size(); i++)
+{
+if (numbers[i] > max)
+{
+max = numbers[i];
+}
+}
+
+}
+
+
+vector<size_t> make_histogram(vector<double>& numbers, size_t bin_count)
+{
+
+vector<size_t> bins(bin_count);
+vector<size_t> binss(bin_count);
+
+double max, min;
+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]++;
+}
+}
+
+int max_count = bins[0];
+for (size_t i = 0; i < bin_count; i++)
+{
+if (bins[i] > max_count)
+{
+max_count = bins[i];
+}
+}
+
+if (max_count > 76)
+{
+
+for (size_t i = 0; i < bin_count; i++)
+{
+int count = bins[i];
+size_t height = 76 * (static_cast<double>(count) / max_count);
+bins[i] = height;
+}
+}
+
+return bins;
+}

histogram.h

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+#ifndef HISTOGRAM_H_INCLUDED
+#define HISTOGRAM_H_INCLUDED
+
+#include <vector>
+
+std::vector<size_t> make_histogram(std::vector<double>& numbers, size_t bin_count);
+
+#endif // HISTOGRAM_H_INCLUDED
+

histogram_internal.h

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+#ifndef HISTOGRAM_INTERNAL_H_INCLUDED
+#define HISTOGRAM_INTERNAL_H_INCLUDED
+
+#include <vector>
+
+void find_minmax(const std::vector<double>& numbers, double& min, double& max);
+
+#endif // HISTOGRAM_INTERNAL_H_INCLUDED

laba3.cbp

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+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_project_file>
+	<FileVersion major="1" minor="6" />
+	<Project>
+		<Option title="laba3" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/laba3" 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/laba3" 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" />
+			<Add option="-fexceptions" />
+		</Compiler>
+		<Unit filename="histogram.cpp" />
+		<Unit filename="histogram.h" />
+		<Unit filename="histogram_internal.h" />
+		<Unit filename="main.cpp" />
+		<Unit filename="svg.cpp" />
+		<Unit filename="svg.h" />
+		<Unit filename="text.cpp" />
+		<Unit filename="text.h" />
+		<Extensions>
+			<lib_finder disable_auto="1" />
+		</Extensions>
+	</Project>
+</CodeBlocks_project_file>

laba3.depend

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+# depslib dependency file v1.0
+1685565176 source:c:\users\Øåñòîâ Äåíèñ\desktop\laba3\histogram.cpp
+	"histogram.h"
+	<vector>
+
+1685565442 c:\users\Øåñòîâ Äåíèñ\desktop\laba3\histogram.h
+	<vector>
+
+1685567342 source:c:\users\Øåñòîâ Äåíèñ\desktop\laba3\main.cpp
+	<iostream>
+	<vector>
+	"histogram.h"
+	"text.h"
+	"svg.h"
+
+1685565442 c:\users\Øåñòîâ Äåíèñ\desktop\laba3\text.h
+	<vector>
+
+1685565360 c:\users\Øåñòîâ Äåíèñ\desktop\laba3\svg.h
+	<vector>
+
+1685567277 source:c:\users\Øåñòîâ Äåíèñ\desktop\laba3\svg.cpp
+	<vector>
+	<iostream>
+	"svg.h"
+
+1685567303 source:c:\users\Øåñòîâ Äåíèñ\desktop\laba3\text.cpp
+	"text.h"
+	<vector>
+	<math.h>
+	<iostream>
+

laba3.layout

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+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_layout_file>
+	<FileVersion major="1" minor="0" />
+	<ActiveTarget name="Debug" />
+	<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="202" topLine="0" />
+		</Cursor>
+	</File>
+	<File name="text.cpp" open="1" top="0" tabpos="3" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="380" topLine="0" />
+		</Cursor>
+	</File>
+	<File name="svg.cpp" open="1" top="0" tabpos="6" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="1332" topLine="28" />
+		</Cursor>
+	</File>
+	<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="732" topLine="22" />
+		</Cursor>
+	</File>
+	<File name="svg.h" open="1" top="0" tabpos="7" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="156" topLine="0" />
+		</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="223" 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="985" topLine="0" />
+		</Cursor>
+	</File>
+	<File name="text.h" open="1" top="0" tabpos="8" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="176" topLine="0" />
+		</Cursor>
+	</File>
+</CodeBlocks_layout_file>

svg.cpp

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+#include <vector>
+#include <iostream>
+#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 vector<size_t>& 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;
+
+
+    svg_begin(IMAGE_WIDTH,IMAGE_HEIGHT);
+    double top = 0;
+
+    double max_count = bins[0];
+    for (size_t i = 0; i < bins.size(); i++) {
+        if (bins[i] > max_count)
+            max_count = bins[i];
+    }
+
+
+    for (size_t bin : bins) {
+    const double bin_width = (IMAGE_WIDTH - TEXT_WIDTH)*(bin/max_count);
+        svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
+        svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "red", arr[i]);
+        top += BIN_HEIGHT;
+    }
+    svg_end();
+}
+

svg.h

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+#ifndef SVG_H_INCLUDED
+#define SVG_H_INCLUDED
+
+#include <vector>
+
+void show_histogram_svg(const std::vector<size_t>& bins);
+
+#endif // SVG_H_INCLUDED

text.cpp

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+#include "text.h"
+#include <vector>
+#include <math.h>
+#include <iostream>
+
+using namespace std;
+
+void show_histogram_text(vector <size_t> bins, size_t bin_count)
+{
+
+for (size_t i = 0; i < bin_count; i++)
+{
+if (bins[i] < 100)
+{
+cout<< " ";
+}
+if (bins[i] < 10)
+{
+cout<< " ";
+}
+cout<< bins[i]<<"|";
+for (size_t j = 0; j < bins[i]; j++)
+{
+cout<< "*";
+}
+cout<< "\n";
+}
+}

text.h

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+#ifndef TEXT_H_INCLUDED
+#define TEXT_H_INCLUDED
+
+#include <vector>
+
+
+void show_histogram_text(std::vector <size_t> bins, size_t bin_count);
+
+
+#endif // TEXT_H_INCLUDED

unittest.cbp

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+<?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="doctest.h" />
+		<Unit filename="histogram.cpp" />
+		<Unit filename="unittest.cpp" />
+		<Extensions />
+	</Project>
+</CodeBlocks_project_file>

unittest.cpp

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+#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);
+}
+
+TEST_CASE("odinakovie") {
+double min = 0;
+double max = 0;
+find_minmax({1, 1}, min, max);
+CHECK(min == 1);
+CHECK(max == 1);
+}
+
+TEST_CASE("distinct negative numbers") {
+double min = 0;
+double max = 0;
+find_minmax({-2, -1}, min, max);
+CHECK(min == -2);
+CHECK(max == -1);
+}

unittest.depend

@@ -0,0 +1,60 @@
+# depslib dependency file v1.0
+1685565360 source:c:\users\Øåñòîâ Äåíèñ\desktop\laba3\unittest.cpp
+	"doctest.h"
+	"histogram_internal.h"
+
+1685565129 c:\users\Øåñòîâ Äåíèñ\desktop\laba3\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>
+
+1685565176 c:\users\Øåñòîâ Äåíèñ\desktop\laba3\histogram_internal.h
+	<vector>
+
+1685565176 source:c:\users\Øåñòîâ Äåíèñ\desktop\laba3\histogram.cpp
+	"histogram.h"
+	<vector>
+
+1685565442 c:\users\Øåñòîâ Äåíèñ\desktop\laba3\histogram.h
+	<vector>
+

unittest.layout

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<CodeBlocks_layout_file>
+	<FileVersion major="1" minor="0" />
+	<ActiveTarget name="Debug" />
+	<File name="unittest.cpp" open="1" top="1" tabpos="1" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="334" topLine="0" />
+		</Cursor>
+	</File>
+	<File name="doctest.h" open="1" top="0" tabpos="2" split="0" active="1" splitpos="0" zoom_1="0" zoom_2="0">
+		<Cursor>
+			<Cursor1 position="0" topLine="0" />
+		</Cursor>
+	</File>
+</CodeBlocks_layout_file>