24 lines
489 B
C++
24 lines
489 B
C++
#include <iostream>
|
|
|
|
bool isHappy(int n) {
|
|
}
|
|
|
|
int main() {
|
|
// Test cases
|
|
// 2, 4, 5, 6, 17, 18, 20 are not happy numbers.
|
|
// 1, 7, 10, 13, 19, 23, 28, 68 are not happy numbers.
|
|
|
|
int testCases[] = {2,4,5,6,17,18,20,1,7,10,13,19,23,28,68};
|
|
|
|
for (int n : testCases) {
|
|
if (isHappy(n)) {
|
|
std::cout << n << " is a happy number." << std::endl;
|
|
} else {
|
|
std::cout << n << " is not a happy number." << std::endl;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|