iastro的专栏

/** * c++ primer 5.21 * **/ #include #include using namespace std; int main() { // qwe qsd axcv fgds fhfgh q e rt q e rt ASX AZS aSQ Qa Qa string

/** * c++ primer 5.22 * **/ #include #include using namespace std; int main() { int sz = get_size(); while (sz <= 0) { sz = get_size(); }

/** * c++ primer 练习5.25 * **/ #include #include using namespace std; int main() { int n1, n2; cout << "please input two integer: " << endl; while (cin >