removes <em> tags from test input

src/main.cpp

@@ -30,7 +30,10 @@ Input getInput(int day, string key, bool useTestInput, int testFetchIndex) {
 			string res = cpr::Get(cpr::Url{url}).text;
 			size_t i1 = findAll(res, "<code>")[testFetchIndex];
 			size_t i2 = findAll(res, "</code>")[testFetchIndex];
-			file << res.substr(i1 + 6, i2 - (i1 + 6));
+			string codeContent = res.substr(i1 + 6, i2 - (i1 + 6));
+			removeAll(codeContent, "<em>");
+			removeAll(codeContent, "</em>");
+			file << codeContent;
 			file.close();
 		}
 	}

src/util.h

@@ -30,4 +30,11 @@ inline vector<size_t> findAll(const string& data, const string& toSearch){
 	}
 
 	return indices;
+}
+
+inline void removeAll(string& data, const string& toRemove) {
+	vector<size_t> indices = findAll(data, toRemove);
+	std::sort(indices.rbegin(), indices.rend());
+	for (size_t &i : indices)
+		data.erase(i, toRemove.size());
 }