int main(int argc, char* argv[]) { char ca[]={'1','2','3'}; cout <<ca; cout<<endl; cout <<ca[0]; cout<<endl; char ca_str[]={'1','2','3','/0'}; cout <<ca_str; cout<<endl; cout <<ca_str[0]; cout<<endl; int ca_int[] ={1,2,3}; cout <<ca_int; cout<<endl; cout <<ca_int[0]; cout<<endl; return 0; } 输出123汤 112310x0012FF6C1