I don't understand about loop?

Question

Reply fast

Answer 1

Loop in a nutshell is repeating a block of codes if the condition is true. While loop for example:

int num = 1;
while(num <= 5) {
//This block of code will repeat if num <= 5
cout << num;
num++;
}
//After loop end
cout << " loop end.";

//Output: 12345 loop end.

Answer 2

Don't write 'Reply fast' or similar in your question, if someone knows the answer to your question, he probably would give it immediatly. Thanks for understanding!

Answer 3

Thanks