1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | #include <iostream> using namespace std; int A = 0; int B = 0; int cal() { cout << A – B << endl; return 0; } int main() { while (1) { cin >> A >> B; if (A < 0 || B < 10) break; else; } cal(); return 0; } | cs |