数组

char cArray[10]={'a','b','3',' ','j'};

string strArray[10]={"siki","sikiedu","sikiedu.com","www.sikiedu.com"};

cout<<"char:"<<cArray[9]<<cArray[0]<<endl;

//NULL     " " 

if(strArray[9]==" "){

cout<<"Yes"<<endl;

}

int a='a';

cout<<"a:"<<a<<endl;

string str;

cin>>str;