I'm wondering if I defined my member function displayScores() and sumScores() right

code is in c++

Iplementation file include iostrsam include "scores. h" include ckstdlab> using nanespace std; //header file scores.h using namespace std; constructor scores::scores() clasS SCOres // no initialization to do private: / destructor scores::scores() int S[40l; I/ maximum of 40 scores can be stored int howMany 1/ how many scores are in S I nothing to do public: scores ) scores(); PURPOSE: addScores() adds another scores void scores::addScores int s) void addScore(int); // adds a score; provide the scor as argument int sumScores) int avgScore); // sums up scores and returns it // finds the average score and returns it PURPOSE: adds all the scores together void displayScores); I/ displays the scores int scores::sumScores() int sum 0; forint 110; i