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B2005 字符三角形 12345678910111213#include<iostream>#include<string>using namespace std;int main() { char a; int b = 1; cin >> a; for (int i = 0; i < 3; i++) { //string用来实现多个相同字符串的效果 cout << string((3 - i - 1), ' ') << string((i+b), a) << endl; b++; } return 0;} P5704 字母转换 123456789#include<iostream>using namespace std;int main() { char a; cin >> a; a = a - 32; //大写字母和小写字母 ...

Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or you can ask me on GitHub. Quick StartCreate a new post1$ hexo new "My New Post" More info: Writing Run server1$ hexo server More info: Server Generate static files1$ hexo generate More info: Generating Deploy to remote sites1$ hexo deploy More info: Deployment