code: исходный код

lab01.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="lab01" />
+		<Option pch_mode="2" />
+		<Option compiler="gcc" />
+		<Build>
+			<Target title="Debug">
+				<Option output="bin/Debug/lab01" 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/lab01" 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="main.cpp" />
+		<Extensions>
+			<lib_finder disable_auto="1" />
+		</Extensions>
+	</Project>
+</CodeBlocks_project_file>

main.cpp

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+#include <iostream>
+#include <vector>
+
+using namespace std;
+
+int main()
+{
+    size_t number_count;
+    cerr << "Enter number count: ";
+    cin >> number_count;
+
+    vector<double> numbers(number_count);
+    cerr << "Enter numbers: ";
+    for(size_t i = 0; i < number_count; i ++)
+    {
+        cin >> numbers[i];
+    }
+
+    size_t bin_count;
+    cerr << "Enter bin count: ";
+    cin >> bin_count;
+
+    double min = numbers[0];
+    double max = numbers[0];
+    for(double number : numbers)
+    {
+        if(number < min)
+        {
+            min = number;
+        }
+        if(number > max)
+        {
+            max = number;
+        }
+    }
+
+    vector<size_t> bins(bin_count, 0);
+    double bin_size = (max - min) / 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++)
+        {
+            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]++;
+        }
+    }
+
+    const size_t SCREEN_WIDTH = 80;
+    const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+
+    size_t max_bin = bins[0];
+    for(size_t i = 0; i < bin_count; i++)
+    {
+        if(bins[i] > max_bin)
+        {
+            max_bin = bins[i];
+        }
+    }
+
+    for (size_t bin: bins)
+    {
+        size_t height = bin;
+
+        if (max_bin > MAX_ASTERISK)
+        {
+          height = MAX_ASTERISK * (static_cast<double>(bin) / max_bin);
+        }
+
+        if (bin < 100)
+        {
+            cout << ' ';
+        }
+        if (bin < 10)
+        {
+            cout << ' ';
+        }
+        cout << bin << "|";
+        for(size_t i = 0; i < height; i++)
+        {
+            cout << "*";
+        }
+        cout << endl;
+    }
+
+}