题解 | #定义变量#
定义变量
https://www.nowcoder.com/practice/3ddbc410017a4da48f05a6c8619b32d2
#include <iostream> using namespace std; int main() { char ch; int num; long lon; double doub; cout << sizeof(ch) << endl; cout << sizeof(num) << endl; cout << sizeof(lon) << endl; cout << sizeof(doub) << endl; return 0; }