From 58bc515f9b0629f8493035ab1b018f7b03f89ac8 Mon Sep 17 00:00:00 2001
From: RybakovaSA <RybakovaSA@mpei.ru>
Date: Thu, 1 May 2025 16:33:35 +0300
Subject: [PATCH] =?UTF-8?q?build:=20=D1=80=D0=B0=D0=B7=D0=B4=D0=B5=D0=BB?=
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---
 histogram.cpp | 51 ++++++++++++++++++++++++++++++++++++++++++++-------
 histogram.h   | 16 ++++++++++++++++
 2 files changed, 60 insertions(+), 7 deletions(-)
 create mode 100644 histogram.h

diff --git a/histogram.cpp b/histogram.cpp
index e90f997..80860d1 100644
--- a/histogram.cpp
+++ b/histogram.cpp
@@ -1,8 +1,45 @@
-//
-//  histogram.cpp
-//  lab01
-//
-//  Created by Светлана Рыбакова on 01.05.2025.
-//
+#include "histogram.h"
+#include <vector>
 
-#include <stdio.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) {
+    vector<size_t> bins(bin_count, 0);
+  
+    
+    double min, max;
+    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]++;
+        }
+    }
+    
+    return bins;
+}
diff --git a/histogram.h b/histogram.h
new file mode 100644
index 0000000..a4a47c0
--- /dev/null
+++ b/histogram.h
@@ -0,0 +1,16 @@
+//
+//  histogram.h
+//  lab01
+//
+//  Created by Светлана Рыбакова on 01.05.2025.
+//
+
+#ifndef histogram_h
+#define histogram_h
+
+#include <vector>
+
+std::vector<size_t>
+make_histogram(const std::vector<double>& numbers, size_t bin_count);
+
+#endif /* histogram_h */