UVa Problem 10035 Primary Arithmetic （小学生算术）

// Primary Arithmetic （小学生算术） // PC/UVa IDs: 110501/10035, Popularity: A, Success rate: average Level: 1 // Verdict: Accepted // Submission Date: 2011-05-27 // UVa Run Time: 0.068s // // 版权所有（C）2011，邱秋。metaphysis # yeah dot net // // 因为只是统计进位，故不需保存相加结果，可以利用这一点。注意输出单复数的差别。 #include <iostream> using namespace std; int main(int ac, char *av[]) { int first, second; while (cin >> first >> second, first || second) { int carry = 0; int counter = 0; while (first && second) { carry = (((first % 10 + second % 10 + carry) > 9) ? 1 : 0); counter += carry; first /= 10; second /= 10; } while (first) { carry = ((first % 10 + carry > 9) ? 1 : 0); counter += carry; first /= 10; } while (second) { carry = ((second % 10 + carry > 9) ? 1 : 0); counter += carry; second /= 10; } if (counter > 1) cout << counter << " carry operations." << endl; else if (counter == 1) cout << "1 carry operation." << endl; else cout << "No carry operation." << endl; } return 0; }