fixed folder structure

CMakeLists.txt

@@ -1,6 +1,6 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 3.5)
 project(owo)
-add_executable(owo owo.cpp)
-add_subdirectory(clip-lib)
+add_executable(owo src/main.cpp)
+add_subdirectory(src/clip-lib)
 target_link_libraries(owo clip)
 

src/main.cpp

@@ -106,7 +106,7 @@ int help() {
 }
 
 int main(int argc, char *argv[]) {
-    srand(time(NULL));
+    srand(time(nullptr));
     string input, inputfile, outputfile;
     bool _stdin = false, clipboard = false, no_full_word = false, no_random_ending = false;