// Created by Jelly Baker #include #include #include #include using namespace std; //weekday of Jan 1 for year y //using Zeller's algorithm int zAlgo(int yr, int d=1, int m=1){ if(m < 3){ m = m+12; yr--; } int y = yr % 100; int c = yr / 100; int wd = (d + floor((13*(m+1))/5)+y+floor(y/4)+floor(c/4)+(5*c)); return (wd-1)%7; } int updatefwd(int m, int fwd, int* d){ if(00;_--) cout<<'\n'; //start calendar display formatting for(int c=start;c0;s--) cout<6){ cout<<'\n'; //start next line on Sunday first_wd = 0; //set left margin cout<0;_--) cout<<'\n'; } } //only choice 1 is implemented int menu() { int choice; cout << "Please choose between the following:\n1.Pick a month.\n2.Show all appointments.\n3.Set up appointment.\n4.Quit the program.\n"; cin >> choice; if (choice < 1 || choice >4) { cout << "Invalid output."; menu(); } return choice; } int pickAmonth(){ int month; cout << "Pick a month you want your appointment as a number. i.e 1 is for January.\n"; cin >> month; if (month < 1 || month >12) { cout << "Invalid input. Please choose between 1-12, when 1 is for January and 12 is for December.\n"; pickAmonth(); } return month; } int main(){ int year{2000}, month{1}; cout << "Enter the year : "; cin >> year; //pickAmenu = menu(); int selected{1}; selected = menu(); cout << selected << endl; if(selected==1){ month = pickAmonth(); } else exit(1); calendar(year, month); } /*sample input in Sololearn explanation: first input the year, then the choice, if choice==1, then input the month(1 to 12). Other choices are not yet implemented and exits the code. ...(year 2023 choice 1 month 2 Feb)... 2023 1 2 --submit or 2023 1 2 --submit */

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