/* 结构体.cpp */
#include <iostream>
using namespace std;
struct student {
  int num;
  char name[20];
  char gender;
};

int main(int argc, char const *argv[]) {
  student s = {10, "asd", 'M'};
  cout << s.num << endl;
  cout << sizeof(s.num) << endl;
  cout << sizeof(s.name) << endl;
  cout << sizeof(s.gender) << endl;
  cout << sizeof(s) << endl;
  
  return 0;
}