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diff --git a/templates/_folder_Exercises/O01/main.cpp b/templates/_folder_Exercises/O01/main.cpp
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+// Øving 1
+// Oversettelse fra Python til C++
+#include "std_lib_facilities.h"
+
+int maxOfTwo(int a, int b)   {
+    // BEGIN: 2a
+
+    // Fjern alt mellom BEGIN og END når du begynner på denne oppgaven
+    // Det er viktig at du beholder BEGIN og END kommentarene, og bare fjerner koden MELLOM
+    return 0;
+
+    // END: 2a
+}
+
+int fibonacci(int n) {
+    // BEGIN: 2c
+
+    // Fjern alt mellom BEGIN og END når du begynner på denne oppgaven
+    return 0;
+
+    // END: 2c
+}
+
+int squareNumberSum(int n) {
+    // BEGIN: 2d
+
+    // Fjern alt mellom BEGIN og END når du begynner på denne oppgaven
+    return 0;
+ 
+    // END: 2d  
+}
+
+void triangleNumbersBelow(int n) {
+    // BEGIN: 2e
+
+    // END: 2e
+}
+
+bool isPrime(int n) {
+    // BEGIN: 2f
+    
+    // Fjern alt mellom BEGIN og END når du begynner på denne oppgaven
+    return 0;
+    
+    // END: 2f
+}
+
+void naivePrimeNumberSearch(int n) {
+    // BEGIN: 2g
+
+    // END: 2g 
+}
+
+void inputAndPrintNameAndAge() {
+    // BEGIN: 2h
+
+    // END: 2h
+}
+
+int main() {
+    // BEGIN: 2b
+
+    // END: 2b
+	return 0;
+}