/* Name: Nicholas Sunmola Date: March 10, 2017 Description: Write a program that inputs the year and outputs the date (month and day) of Easter Sunday for that year. Echo-print the input as part of the output. Output: Easter Sunday */ #include #include using namespace std; int A, B, C, D, E, Year, EasterDate, AprilEaster, OverEasterDate, OverAprilEaster; char Cont; int main() { do { cout << "Enter the year you wish to check: "; cin >> Year; A = Year % 19; B = Year % 4; C = Year % 7; D = (19 * A + 24) % 30; E = (2 * B + 4 * C + 6 * D + 5) % 7; EasterDate = 22 + D + E; /* The if statement below checks if the year entered is equal to 1954 or 1981 or 2049 or 2076. If the condition evaluates to true, the code block is executed. If it is false, the next line of code will be executed. */ if ((Year == 1954) || (Year == 1981) || (Year == 2049) || (Year == 2076)) // Main if { OverEasterDate = EasterDate - 7; /* Since the formula used above will output a result 7 days later, 7 is subtracted from the Date */ if (OverEasterDate <= 31) /* This if block checks if the Date is less than or equal to 31. If true, the block is executed else, the else if statement is executed */ { cout << "You entered " << Year << " and Easter Sunday is on March " << OverEasterDate << endl; } else if (OverEasterDate > 31) /* This block checks if the date is greater than 31. If true, the code block is executed, else, the next line of code is executed */ { OverAprilEaster = OverEasterDate - 31; /*We are subtracting 31 because March has 31 days. The answer of the subtraction will be carried over as April*/ cout << "You entered " << Year << " and Easter Sunday is on April " << OverAprilEaster << endl; } } else if ((Year != 1954) || (Year != 1981) || (Year != 2049) || (Year != 2076)) //main else if { if (EasterDate <= 31) /* This if block checks if the Date is less than or equal to 31. If true, the block is executed else, the else if statement is executed */ { cout << "You entered " << Year << " and Easter Sunday is on March " << EasterDate << endl; } else if (EasterDate > 31) /* This block checks if the date is greater than 31. If true, the code block is executed, else, the next line of code is executed */ { AprilEaster = EasterDate - 31; /*We are subtracting 31 because March has 31 days. The answer of the subtraction will be carried over as April*/ cout << "You entered " << Year << " and Easter Sunday is on April " << AprilEaster << endl; } } cout << "Do you want to make another check (y/n): "; cin >> Cont; } while (Cont == 'y'); return 0; }

EasterDay Checker