May

摘要： Leap year is defined as a year that divisible by 400 or not divisible by 100 but divisible by 4. #include <iostream>using namespace std; int main(){ i 阅读全文

摘要： If you want to transform integer into string,so that you can easily access every bit of the number,you can use the "stringstream" variable. Q:you are 阅读全文

摘要： I used to sovle questions by spilt it into very basic parts. But sometimes it is hard to rebuild the "wheel" or just not convenient to do so. Not only 阅读全文