@[CleanIce](/user/821660) 字母要大写！
by CSP_JAKME @ 2024-03-24 19:24:35
@[CSP_JAKME](/user/973480)
标准库永远是你最值得信赖的：
```cpp
#include <iostream>
int main() {
std::cout << std::hex << std::uppercase;
std::cout << 18 << std::endl;
std::cout << 224124 << std::endl;
return 0;
}
```
by CleanIce @ 2024-03-24 19:48:17
@[CleanIce](/user/821660) 谢*10000000
by CSP_JAKME @ 2024-03-24 19:54:53
@[CleanIce](/user/821660) 蟹蟹！给你个关注！
by CSP_JAKME @ 2024-03-24 19:57:12