diff --git a/hist_proc.cpp b/hist_proc.cpp
new file mode 100644
index 0000000..6f825d9
--- /dev/null
+++ b/hist_proc.cpp
@@ -0,0 +1,18 @@
+#include <iostream>
+#include <vector>
+#include "hist_proc.h"
+using namespace std;
+vector<size_t> make_histogram_proc(const vector<double> numbers, size_t bin_count, vector<size_t> bins){
+    vector<size_t> procent(bin_count);
+    double sum = 0;
+    for (size_t i = 0; i < bin_count; i++){
+        sum = sum + bins[i];
+    }
+    double ost = 100;
+    for (size_t i = 0; i< bin_count-1; i++){
+        procent[i]=(bins[i]/sum)*100;
+        ost = ost - procent[i];
+    }
+    procent[bin_count-1]=ost;
+    return procent;
+}
diff --git a/histogram.cpp b/histogram.cpp
new file mode 100644
index 0000000..7a6778a
--- /dev/null
+++ b/histogram.cpp
@@ -0,0 +1,41 @@
+#include <vector>
+#include <iostream>
+#include "histogram.h"
+using namespace std;
+
+static void
+find_minmax(const vector<double>& numbers, double& min, double& max) {
+    min = 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);
+    double max, min = 0;
+    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/main.cpp b/main.cpp
index a373d1b..c2ead34 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,8 +1,11 @@
 #include <iostream>
 #include <vector>
+#include <hist_proc.h>
+#include "histogram.h"
+#include <text.h>
+
+
 
-const size_t SCREEN_WIDTH = 80;
-const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
 
 using namespace std;
 
@@ -14,6 +17,7 @@ struct Input {
 };
 
 
+
 Input
 input_data() {
     size_t number_count;
@@ -30,115 +34,13 @@ cin >> in.bin_count;
 return in;
 }
 
-void
-find_minmax(const vector<double>& numbers, double& min, double& max) {
-    min = 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);
-    double max, min = 0;
-    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;
-}
-
-vector<size_t> make_histogram_proc(const vector<double> numbers, size_t bin_count, vector<size_t> bins){
-    vector<size_t> procent(bin_count);
-    double sum = 0;
-    for (size_t i = 0; i < bin_count; i++){
-        sum = sum + bins[i];
-    }
-    double ost = 100;
-    for (size_t i = 0; i< bin_count-1; i++){
-        procent[i]=(bins[i]/sum)*100;
-        ost = ost - procent[i];
-    }
-    procent[bin_count-1]=ost;
-    return procent;
-}
-
-void show_histogram_text(vector<size_t> bins, size_t bin_count, vector<size_t> procent){
-
-    size_t max_count = 0;
-    for (size_t x: bins) {
-        if (x > max_count) {
-                max_count = x;
-        }
-    }
-
-    if (max_count > MAX_ASTERISK) {
-        for (size_t i = 0; i < bin_count ; i++) {
-            size_t height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
-            if (bins[i] < 10) {
-                cout << "  " << procent[i] << "%|";
-            }
-            else if (bins[i] >= 100) {
-                cout << procent[i] << "%|";
-            }
-
-            else {
-                cout << " " << procent[i] << "%|";
-            }
-
-            for (size_t i = 0; i < height; i++) {
-                cout << "*";
-            }
-            cout << "\n";
-        }
-    }
-
-    else {
-        for (size_t i = 0; i < bin_count; i++) {
-
-            if (procent[i] < 10) {
-                cout << "  " << procent[i] << "%|";
-            }
-            else if (procent[i] < 100){
-                cout << " " << procent[i] << "%|";
-            }
-            else if (procent[i] = 100){
-                cout << procent[i] << "%|";
-            }
-
-            for (size_t r = 0; r < bins[i]; r++)
-                cout << "*";
-                cout << "\n";
-            }
-
-    }
-
-}
-
 int main()
 {
     auto in = input_data();
     auto bins = make_histogram(in.numbers, in.bin_count);
     auto procent = make_histogram_proc(in.numbers, in.bin_count, bins);
-    show_histogram_text(bins, in.bin_count, procent);
+    show_histogram(in.bin_count, bins, procent);
+
+
     return 0;
 }
diff --git a/text.cpp b/text.cpp
new file mode 100644
index 0000000..5531212
--- /dev/null
+++ b/text.cpp
@@ -0,0 +1,60 @@
+#include <iostream>
+#include <vector>
+#include <text.h>
+using namespace std;
+
+const size_t SCREEN_WIDTH = 80;
+const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
+
+void
+show_histogram(size_t bin_count, std::vector<size_t> bins, std::vector<size_t> procent){
+
+size_t max_count = 0;
+    for (size_t x: bins) {
+        if (x > max_count) {
+                max_count = x;
+        }
+    }
+
+    if (max_count > MAX_ASTERISK) {
+        for (size_t i = 0; i < bin_count ; i++) {
+            size_t height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
+            if (bins[i] < 10) {
+                cout << "  " << procent[i] << "%|";
+            }
+            else if (bins[i] >= 100) {
+                cout << procent[i] << "%|";
+            }
+
+            else {
+                cout << " " << procent[i] << "%|";
+            }
+
+            for (size_t i = 0; i < height; i++) {
+                cout << "*";
+            }
+            cout << "\n";
+        }
+    }
+
+    else {
+        for (size_t i = 0; i < bin_count; i++) {
+
+            if (procent[i] < 10) {
+                cout << "  " << procent[i] << "%|";
+            }
+            else if (procent[i] < 100){
+                cout << " " << procent[i] << "%|";
+            }
+            else if (procent[i] = 100){
+                cout << procent[i] << "%|";
+            }
+
+            for (size_t r = 0; r < bins[i]; r++)
+                cout << "*";
+                cout << "\n";
+            }
+
+    }
+
+}