#include #include #include using namespace std; //Function Prototype Declaration int next(int), sequence_Length(int); void hailstone_Sequence(int); int sequence_Max(int); int main (int argc, char** argv) { int user_Input, temp = 0; cout << "What number shall I start off with is? "; cin >> user_Input; cout << user_Input << "\n"; cout << "Your hailstone_Sequence starting at " << user_Input << " is: " << endl; hailstone_Sequence(user_Input); cout << "\nThe length of the hailstone sequence is " << sequence_Length(user_Input); cout << ".\n"; cout << "The largest number in the sequence is " << sequence_Max(user_Input); cout << ".\n"; //cout << "The longest hailstone sequence starting with a number up to " << user_Input << "has length " << << ".\n"; } /* // The hailstone sequence computes only if 'n' is greater than 1 from the user. If // 'n' is even, computes n/2. If n is odd, computes 3n+1. Returns a number // that follows 'n' in the sequence. */ int next(int n) { if (n != 1) { if ((n % 2) == 0) { n = n / 2; return n; } else { n = 3 * n + 1; return n; } } } /* // Hailstone_Sequence(int n) // will take 'n' and will output the entire // sequence beginning at 'n'. */ void hailstone_Sequence (int n) { int value = 0, temp = 0; cout << n << " "; while (temp != 1) { value = next(n); temp = value; cout << temp << " "; n = temp; } } /* // Sequence_Length(int n) // Takes an integer 'n' and returns the output length of // the hailstone sequence. */ int sequence_Length(int n) { int count, value = 0, temp = 0; for (count = 1; temp != 1; count++) { value = next(n); temp = value; n = temp; } return count; } /* // Sequence_Max(int n) // Takes an integer 'n' and returns the largest value in the // hailstone sequence starting at 'n'. */ int sequence_Max(int n) { int max = 0, temp1 = 2, temp2; temp2 = next(n); while (temp1 > 1) { if (n > temp2) { max = n; temp2 = next(temp2); temp1 = temp2; } else if (n < temp2) { max = temp2; temp2 = next(temp2); temp1 = n; n = max; } } return max; }

My code test 2017/01/24 16:42