pat::b::b1012 命名空间参考

1012 数字分类 更多...

函数
int	main (istream &cin, ostream &cout)
	TEST (b1012, case1)
	TEST (b1012, case2)

详细描述

1012 数字分类

函数说明

main()

int pat::b::b1012::main	(	istream &	cin,
		ostream &	cout )

在文件 pat.cpp 第 340 行定义.

                                                  {
                int n;
                cin >> n;
                int a1       = 0;
                int a2       = 0;
                bool a2_flag = true;
                int a2_count = 0;
                int a3       = 0;
                int a4_sum   = 0;
                int a4_count = 0;
                int a5       = 0;
                for(int i = 0; i < n; i++) {
                    int num;
                    cin >> num;
                    const int remainder = num % 5;
                    switch(remainder) {
                        case 0:
                            if(num % 2 == 0) {
                                a1 += num;
                            }
                            break;
                        case 1:
                            if(a2_flag) {
                                a2 += num;
                            } else {
                                a2 -= num;
                            }
                            a2_flag = !a2_flag;
                            a2_count++;
                            break;
                        case 2:
                            a3++;
                            break;
                        case 3:
                            a4_sum += num;
                            a4_count++;
                            break;
                        case 4:
                            a5 = max(a5, num);
                            break;
                    }
                }
                const double a4 = static_cast<double>(a4_sum) / a4_count;
                if(a1 == 0) {
                    cout << 'N';
                } else {
                    cout << a1;
                }
                cout << ' ';
                if(a2_count == 0) {
                    cout << 'N';
                } else {
                    cout << a2;
                }
                cout << ' ';
                if(a3 == 0) {
                    cout << 'N';
                } else {
                    cout << a3;
                }
                cout << ' ';
                if(a4_count == 0) {
                    cout << 'N';
                } else {
                    cout << fixed << setprecision(1) << a4;
                }
                cout << ' ';
                if(a5 == 0) {
                    cout << 'N';
                } else {
                    cout << a5;
                }
                return 0;
            }

被这些函数引用 TEST() , 以及 TEST().

TEST() [1/2]

pat::b::b1012::TEST	(	b1012	,
		case1	)

在文件 pat_test.cpp 第 162 行定义.

                               {
                istringstream in("13 1 2 3 4 5 6 7 8 9 10 20 16 18");
                auto out = ostringstream();
                main(in, out);
                const auto ans = out.str();
                ASSERT_EQ("30 11 2 9.7 9", ans);
            }

引用了 main().

TEST() [2/2]

pat::b::b1012::TEST	(	b1012	,
		case2	)

在文件 pat_test.cpp 第 170 行定义.

                               {
                istringstream in("8 1 2 4 5 6 7 9 16");
                auto out = ostringstream();
                main(in, out);
                const auto ans = out.str();
                ASSERT_EQ("N 11 2 N 9", ans);
            }

引用了 main().