import os

def replace_in_file(file_path, search_string, replace_string):
    with open(file_path, 'r', encoding='utf-8') as file:
        file_contents = file.read()
        
    file_contents = file_contents.replace(search_string, replace_string)
    
    with open(file_path, 'w', encoding='utf-8') as file:
        file.write(file_contents)

def main():
    root_dir = input("Enter the root directory path to search for .vcxproj files: ")

    # Loop through root and subdirectories
    for dirpath, dirnames, filenames in os.walk(root_dir):
        for filename in filenames:
            if filename.endswith('.vcxproj'):
                full_path = os.path.join(dirpath, filename)
                print(f"Processing: {full_path}")
                replace_in_file(full_path, '11.6', '11.7')

    print("Replacement complete.")

if __name__ == "__main__":
    main()