#include <iostream>
#include <ctime>
using namespace std;

int main()
{
	int score = 0;
	cout << "输入数字" << endl;
	cin >> score;
	if (score >= 530)
	{
		cout << score << "分可以去一本" << endl;
	}

	if (score > 600)
	{
		cout << score << "分可以去211" << endl;
	}
	else
	{
		cout << score << "去不了211" << endl;
	}

	if (score > 700)
	{
		cout << score << "分可以去清北" << endl;
	}
	else if (score > 660)
	{
		cout << score << "分可以去C9" << endl;
	}
	else if (score > 630)
	{
		cout << score << "分可以去985" << endl;
	}
	else if (score > 590)
	{
		cout << score << "分可以去211" << endl;
	}
	else
	{
		cout << score << "去不了211" << endl;
	}

	if (score > 630)
	{
		if (score > 660)
		{
			if (score > 700)
			{
				cout << score << "分可以去清北" << endl;
			}
			else
			{
				cout << score << "分可以去C9" << endl;
			}
		}
		else
		{
			cout << score << "分可以去985" << endl;
		}
	}
	else
	{
		cout << score << "分不可以去985" << endl;
	}

	int weight1 = 0, weight2 = 0, weight3 = 0;
	cout << "输入3个体重：" << endl;
	cin >> weight1 >> weight2 >> weight3;
	if (weight1 > weight2)
	{
		if (weight1 > weight3)
		{
			cout << "小猪1最重" << endl;
		}
		else
		{
			cout << "小猪3最重" << endl;
		}
	}
	else
	{
		if (weight2 > weight3)
		{
			cout << "小猪2最重" << endl;
		}
		else
		{
			cout << "小猪3最重" << endl;
		}
	}

	int a = 10, b = 20, c = 0;
	c = (a > b ? a : b);
	a > b ? a : b = a + b;//返回的是变量b,可以对b赋值
	cout << c << "   " << a << "   " << b << endl;

	int movie_score = 0;
	cout << "输入电影评分0--10：" << endl;
	cin >> movie_score;
	switch (movie_score)// 判断条件只能是int或char,不能是区间或其他
	{
	case 10:
	case 9:
		cout << "经典" << endl;
		break;
	case 8:
	case 7:
		cout << "优秀" << endl;
		break;
	case 6:
	case 5:
		cout << "一般" << endl;
		break;
	default:
		cout << "烂片" << endl;
		break;
	}

	int num1 = 0;
	while (num1 < 10)
	{
		cout << num1 << endl;
		num1++;
	}

	int guess = 0, num2 = 0;
	srand((unsigned int)time(NULL));
	guess = rand() % 100 + 1;
	while (1)
	{
		cout << "输入一个1--100的数字,其他数字退出" << endl;
		cin >> num2;
		if (num2 < 1 || num2>100)
		{
			cout << "退出游戏" << endl;
			break;
		}
		if (num2 == guess)
		{
			cout << "猜对啦！" << endl;
			break;
		}
		else if (num2 > guess)
		{
			cout << "猜大啦！" << endl;
		}
		else
		{
			cout << "猜小啦！" << endl;
		}
	}

	int num3 = 0;
	do
	{
		cout << num3 << endl;
		num3++;
	} while (num3 < 10);//先执行do,再判断，满足while则继续

	int num4 = 0, num5 = 0, num6 = 0;
	int num7 = 100;
	do
	{
		num4 = num7 / 100;
		num5 = num7 / 10 % 10;
		num6 = num7 % 10;
		if (num4 * num4 * num4 + num5 * num5 * num5 + num6 * num6 * num6 == num7)
		{
			cout << num7 << endl;
		}
		num7++;
	} while (num7 <= 999);//水仙花数

	for (int i = 0; i < 10; i++)
	{
		cout << i << endl;
	}
	for (int i = 0;;)
	{
		if (i >= 10)
		{
			break;
		}
		cout << i++ << endl;
	}

	for (int i = 1; i <= 100; i++)
	{
		if (i % 10 == 7 || i % 7 == 0 || i / 10 == 7)
		{
			cout << "敲桌子  " << i << endl;
		}
	}

	for (int i = 0; i < 10; i++)
	{
		for (int j = 0; j < 10; j++)
		{
			cout << "* ";
		}
		cout << endl;
	}

	for (int i = 1; i <= 9; i++)
	{
		for (int j = 1; j <= i; j++)
		{
			cout << j << "*" << i << "=" << j * i << "\t";
		}
		cout << endl;
	}

	system("pause");
	return 0;
}