u1501.cpp
#include <iostream> #include <iomanip> #include <ctime> using namespace std; int main() { time_t t = time(nullptr); cout << "UTC: " << put_time(gmtime(&t), "%c %Z") << endl; cout << "Local: " << put_time(localtime(&t), "%c %Z") << endl; } /* Kaiching Chang u1501.cpp 2014-02 */
u1502.cpp
#include <iostream> #include <string> using namespace std; int main() { string s = ""; s += "123"; cout << s << endl; s += "*()"; cout << s << endl; int i = stoi(s); cout << i << endl; } /* Kaiching Chang u1502.cpp 2014-02 */
u1503.cpp
#include <iostream> #include <vector> using namespace std; int main() { vector<int> v; v.push_back(1); v.push_back(2); v.push_back(3); v.push_back(4); v.push_back(5); for (int i = 0; i < v.size(); i++) { cout << v[i] << endl; } return 0; } /* Kaiching Chang u1503.cpp 2014-02 */
u1504.cpp
#include <iostream> #include <vector> #include <algorithm> using namespace std; int main() { vector<int> v = {12, 11, 5, -98, 22}; cout << "Before: "; for (int i = 0; i < v.size(); i++) { cout << v[i] << ", "; } cout << endl; sort(v.begin(), v.end()); cout << "After: "; for (int i = 0; i < v.size(); i++) { cout << v[i] << ", "; } cout << endl; return 0; } /* Kaiching Chang u1504.cpp 2014-02 */
u1505.cpp
#include <iostream> #include <cmath> using namespace std; int main() { cout << abs(-33.22) << endl; cout << sqrt(16) << endl; cout << pow(11, 3) << endl; return 0; } /* Kaiching Chang u1505.cpp 2014-02 */
u1506.cpp
#include <iostream> using namespace std; int main() { int a; int sum = 0; cin >> a; sum += a; cin >> a; sum += a; cin >> a; sum += a; cout << "Sum: " << sum << endl; return 0; } /* Kaiching Chang u1506.cpp 2014-02 */
u1507.cpp
#include <iostream> #include <string> #include <regex> using namespace std; int main() { string s1 = "Hello world!"; cout << s1 << endl; regex r("Hello"); string t = "Goodbye"; string s2 = regex_replace(s1, r, t); cout << s2 << endl; } /* Kaiching Chang u1507.cpp 2014-02 */
the end
沒有留言:
張貼留言
0.留言請選擇註冊帳號, Google 或 OpenID 均可
1.歡迎留言交流,但不歡迎垃圾留言及廣告留言
2.文章相關問題歡迎提出,請減少情緒性留言
3.非文章相關內容,請到 G+ 社群或 FB 社團提出
4.問作業之留言會被直接刪除
5.莫忘網路禮節
6.可使用部份HTML標記,如 <b> 、 <i> 、 <a>
7.站長保留刪除留言的權力