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#include <iostream> #include <cmath> using namespace std; long long reverse_number(long long n); int main() { int side_length; cout << "Enter Number: "; cin >> side_length; long long ascending_number = 0; long long descending_number = 0; for (int i = 1; i <= side_length; i++) { ascending_number += i; ascending_number = (ascending_number * 10); } ascending_number = (ascending_number / 10); descending_number = reverse_number(ascending_number); // First line cout << (long long) (ascending_number/10); cout << descending_number << "\n"; int spaces = 0; int controlled_spaces = 0; for (int i = 0; i < (side_length * 2) - 3; i++) { int first_number = (long long) (ascending_number / pow(10, controlled_spaces+1)); cout << first_number; for (int i = 0; i < ((controlled_spaces*2) + 1); i++) { cout << " "; } long long second_number = reverse_number(first_number); cout << second_number; cout << "\n"; spaces++; int most_spaces = side_length - 2; if (spaces > most_spaces) { controlled_spaces = (2 * most_spaces) - spaces; } else { controlled_spaces = spaces; } } // Last line cout << (long long) (ascending_number/10); cout << descending_number << "\n"; } long long reverse_number(long long n) { int numbers_added = 0; int arr[10]; while (n >= 10) { arr[numbers_added] = (n % 10); n = n / 10; numbers_added++; } arr[numbers_added] = n; numbers_added++; long reversed = 0; for (int i = 0; i < numbers_added; i++) { reversed += arr[i]; reversed = reversed * 10; } reversed = reversed / 10; return reversed; }
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