diff --git a/histogram.cpp b/histogram.cpp
index 59ef396..6c968e5 100644
--- a/histogram.cpp
+++ b/histogram.cpp
@@ -3,6 +3,9 @@
 
 //Функция поиска минимума и максиммума
 void find_minmax(const std::vector<double>& numbers, double& Min, double& Max){
+    if (numbers.size() == 0){
+        return;
+    }
     Min = numbers[0];
     Max = numbers[0];
     for (int i = 1; i < numbers.size(); i++) {
@@ -11,6 +14,7 @@ void find_minmax(const std::vector<double>& numbers, double& Min, double& Max){
 		if (numbers[i] < Min)
 			Min = numbers[i];
 	}
+	return;
 
 }