B站学习练习代码
2.1整型#includeusing namespace std; int main2_1() { short a = 1; cout << sizeof(a)< #2.2 sizeof关键字
#includeusing namespace std; int main2_2() { cout << sizeof(int)<

B站学习练习代码
2.1整型#includeusing namespace std; int main2_1() { short a = 1; cout << sizeof(a)< #2.2 sizeof关键字
#includeusing namespace std; int main2_2() { cout << sizeof(int)<