Update replaceInFile.cpp

1 files changed, 9 insertions, 0 deletions

diff --git a/Sem. 03/replaceInFile.cpp b/Sem. 03/replaceInFile.cpp
index 67cb67f..e1a6338 100644
--- a/Sem. 03/replaceInFile.cpp
+++ b/Sem. 03/replaceInFile.cpp
@@ -20,5 +20,14 @@ void replaceInFile(char ch, char ch2, fstream& file)
 int main()
 {
 	fstream file("treasureTrail.txt", ios::in | ios::out);
+	
+			
+	if(!file.is_open())
+	{
+		std::cout << "Error while opening the file!" << std::endl;
+		return -1;
+	}
+	
 	replaceInFile('a', 'X', file);
+	return 0;
 }