There is a piece of code do not understand, I hope you teach me,thankyou!!!

Question

int num = 1;
int number;
int total = 0;

while (num <= 5) {
cin >> number;
total += number;
num++;
}
cout << total << endl;

Answer 1

hi,
this program will read 5 input from user and add to total and finally print the sum of 5 numbers.

Answer 2

Can you teach me?