C/C++——关键字练习编程

偏执的太偏执、 2022-10-19 05:35 167阅读 0赞

***运行界面如图：***  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70]  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 1]

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 2]

## 代码如下： ##

#include<stdio.h>
    #include<time.h>
    #include<stdlib.h>
    #include<conio.h>
    #include<graphics.h>
    #include<mmsystem.h>
    #pragma comment(lib,"winmm.lib")
    
    const int WIDTH = 640;/*界面宽度*/
    const int HEIGHT = 500;/*界面高度*/
    int right = 0;/*正确个数*/
    int error = 0;/*错误个数*/
    IMAGE picture;
    /*下坠文字的结构体*/
    struct TARGET
    { 
    	int x;
    	int y;
    	char* str;
    }words[3];
    /*用户输入的值*/
    struct USRKEY
    { 
    	int x;
    	int y;
    	char str[20];
    }userkey = { 320,500-30,""};//用户指定位置输入
    /*指定位置输出整数*/
    void outtextxy_int(int x, int y,const char* format, int num)
    { 
    	char str[20] = "";
    	sprintf(str, format, num);
    	outtextxy(x, y, str);
    	
    }
    /*指定位置输出浮点数*/
    void outtextxy_double(int x, int y, const char* format, double num)
    { 
    	char str[20] = "";
    	sprintf(str, format, num);
    	outtextxy(x, y, str);
    }
    /*绘制界线*/
    void divWindow()
    { 
    	line(WIDTH - 100, 0, WIDTH - 100, HEIGHT - 40);
    	line(0, HEIGHT - 40, WIDTH + 50, HEIGHT - 40);
    	line(WIDTH - 100, 130, WIDTH + 50, 130);
    }
    /*初始化随机性关键字*/
    void initTarget(struct TARGET *words, int n)
    { 
    	static char str[32][10] = 
    	{ 
    		"auto", "break", "case", "char", "const", "continue","default",
    		"do", "double", "else", "enum", "extern","float", "for", "goto",
    		"if", "int", "long","register", "return", "short", "signed", "sizeof",
    		"static","struct", "switch","typedef","union", "unsigned", "void",
    		"volatile", "while" 
    	};
    
    	words[n].str = str[rand() % 32];
    	/*字符串时重新初始化*/
    	while (words[n].str == words[(n + 1) % 3].str || words[n].str == words[(n + 2) % 3].str)
    	{ 
    		words[n].str = str[rand() % 32];
    	}
    	words[n].x = rand() % (WIDTH - 200);
    	words[n].y = -20;
    }
    /*绘制菜单栏*/
    void drawMenu()
    { 
    	settextcolor(LIGHTBLUE);
    	settextstyle(20, 0, "隶书");
    
    	outtextxy(WIDTH - 90, 25, "关键字练习");
    	outtextxy(WIDTH - 90, 50, "程序员专属");
    	outtextxy(WIDTH - 90, 75, "练习游戏");
    	outtextxy(WIDTH - 90, 225, "正确数");
    	outtextxy_int(WIDTH - 90, 250, "%d",right);
    
    	outtextxy(WIDTH - 90, 285, "错误数");
    	outtextxy_int(WIDTH - 90, 310, "%d", error);
    	
    	outtextxy(WIDTH - 90, 345, "正确率");
    	//除数不为0 分类讨论
    	if (right + error == 0)
    	{ 
    		outtextxy_double(WIDTH - 90, 370, "%.2lf%%", 0.00);
    	}
    	else
    	{ 
    		double sum = right + error;
    		outtextxy_double(WIDTH - 90, 370, "%.2lf%%", right/sum*100);
    	}
    }
    /*字符串处理*/
    void strDispose()
    { 
    	//碰线 处理
    	for (int n = 0; n < 3; n++)
    	{ 
    		words[n].y += 5;
    		if (words[n].y > (HEIGHT - 40 - textheight(words[n].str)))
    		{ 
    			initTarget(words, n);
    		}
    	}
    	//打印字符串
    	for (int n = 0; n < 3; n++)
    	{ 
    		settextcolor(RGB(75, 213, 213));
    		outtextxy(words[n].x, words[n].y, words[n].str);
    	}
    }
    /*装载资源*/
    void loadResourse()
    { 
    	srand(time(NULL));//播种种子
    	initgraph(WIDTH + 50, HEIGHT);//初始化图形
    	loadimage(&picture, "1.jpg", 690, 500);//装载背景图
    	setbkmode(TRANSPARENT);//设置图案背景色透明
    	mciSendString("open 1.mp3", 0, 0, 0);//打开音乐
    	mciSendString("play 1.mp3 repeat",0,0,0);
    	/*初始 随机 字符串*/
    	for (int n = 0; n < 3; n++)
    	{ 
    		initTarget(words, n);
    		words[n].y = -15 - n * 30;
    	}
    }
    int main()
    { 
    	int i = 0;
    	loadResourse();//装载资源
    	BeginBatchDraw();
    	while (1)
    	{ 
    		cleardevice();
    		putimage(0, 0, &picture);
    		divWindow();//绘制界线 
    		drawMenu();//绘制菜单栏
    		strDispose();//字符串处理
    
    		/*用户输入*/
    		if (_kbhit())
    		{ 
    			char target;
    			if ((target = _getch()) != '\r')
    			{ 
    				userkey.str[i++] = target;
    			}
    			else
    			{ 
    				int flagError = 0;
    				for (i = 0; i < 3; i++)
    				{ 
    					if (strcmp(userkey.str, words[i].str) == 0)
    					{ 
    						initTarget(words, i);
    						right++;
    						flagError = 1;
    					}
    				}
    				if (flagError == 0)
    				{ 
    					error++;
    				}
    				i = 0;
    				userkey.x = 320;
    				memset(userkey.str, 0, 20);
    			}	
    		}
    		outtextxy(userkey.x, userkey.y, userkey.str);
    
    		FlushBatchDraw();
    		Sleep(50);
    	}
    	getchar();
    	closegraph();
    	return 0;
    }

源代码资源链接：[https://pan.baidu.com/s/1VaR1rzgxbq56mIjOHC9DeQ][https_pan.baidu.com_s_1VaR1rzgxbq56mIjOHC9DeQ]  
提取码：z4wc

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70]: /images/20221005/ec32f356841f4bbab0a1adcc9b22e01e.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 1]: /images/20221005/a21404f70bd54c5fb9dcf95381bc7c88.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl81MzM5MTk1Nw_size_16_color_FFFFFF_t_70 2]: /images/20221005/8e9051980f054cd28bbd0b6176fef1e7.png
[https_pan.baidu.com_s_1VaR1rzgxbq56mIjOHC9DeQ]: https://pan.baidu.com/s/1VaR1rzgxbq56mIjOHC9DeQ