pat::a::a1023 命名空间参考

1023 Have Fun with Numbers 更多...

函数
int	main (istream &cin, ostream &cout)
	TEST (a1023, case1)

详细描述

1023 Have Fun with Numbers

函数说明

main()

int pat::a::a1023::main	(	istream &	cin,
		ostream &	cout
	)

在文件 pat.cpp 第 4893 行定义.

                                                  {
                string n;
                cin >> n;
                unordered_map<unsigned short, unsigned short> us1;
                unordered_map<unsigned short, unsigned short> us2;
                vector<unsigned short> vec;
                unsigned short c = 0;
                for(int i = n.length() - 1; i >= 0; i--) {
                    unsigned short ch = static_cast<unsigned short>(n[i]) - '0';
                    us1[ch]++;
                    ch *= 2;
                    ch += c;
                    c = ch / 10;
                    ch %= 10;
                    vec.emplace_back(ch);
                }
                if(c > 0) {
                    vec.emplace_back(c);
                }
                ostringstream oss;
                for(auto it = vec.rbegin(); it != vec.rend(); ++it) {
                    unsigned num = *it;
                    oss << num;
                    us2[num]++;
                }
 
                cout << (us1 == us2 ? "Yes" : "No") << endl
                     << oss.str();
                return 0;
            }

引用了 pat::a::a7_2::vec.

被这些函数引用 TEST().

TEST()

pat::a::a1023::TEST	(	a1023	,
		case1
	)

在文件 pat_test.cpp 第 2210 行定义.

                               {
                istringstream in("1234567899");
                auto out = ostringstream();
                main(in, out);
                ASSERT_EQ("Yes\n"
                          "2469135798",
                          out.str());
            }

引用了 main().