【程序设计实验报告（1）口算比赛】（中二版）

 教师出题系统

//由于题目难度不同，要求生成的问题里的题目的数据以及符号的范围是不同的，（比如easy难度要求题目的数据是在1～9，符号限于加减）
//根据原始的老版本程序也就是old··question的生成数据和符号的方式，进行了优化，确保代码简便性
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
typedef struct problem
{int a;char x;int b;
}T;
typedef struct question
{int e;char X;int f;char y;int g;char Y;int h;
}P;
typedef struct xxxx
{   char x[10];
}K;
int ANSWER(int a,char x,int b)
{int n=0;if(x=='+'){n=a+b;}else if(x=='-'){n=a-b;}else if(x=='*'){n=a*b;}else if(x=='/'){n=a/b;}return n;
}
int main()
{FILE *question0;FILE *question1;FILE *question2;FILE *open0;FILE *open1;FILE *open2;FILE *A0;FILE *A1;FILE *A2;question0 = fopen("easy.txt","w");question1 = fopen("medium.txt","w");question2 = fopen("difficult.txt","w");open0 = fopen("easy.txt","r");open1 = fopen("medium.txt","r");open2 = fopen("difficult.txt","r");A0 = fopen("answer-easy.txt","w");A1 = fopen("answer-medium.txt","w");A2 = fopen("answer-difficult.txt","w");srand((unsigned)time(NULL));//播种，使得rand（）函数在程序运行的每个时刻生成的随机数都是不同的int a,b,k,i,c,N;int v,j,f,l;int a0,a1;T Q[21];P U[21];K DIO[21],JO[21];char x;printf("************************************************************************\n");printf("********************  JO小鬼居然来挑战我DIO大人了  *********************\n");printf("************************************************************************\n");printf("********************  木大木大木大木大木大木大木大  ********************\n");printf("************************************************************************\n");printf("*****************************  来吧，展示  *****************************\n");printf("************************************************************************\n");printf("************************  The Torld 砸哇路多  **************************\n");printf("************************************************************************\n");//easyfor(i=0;i<20;i++){a=rand()%9+1;//rand（）函数直接用了空函数，在这个文件中也没有定义【这样的目的是为了简便】，此后的time（）函数也是一样，因为这是对于文件的调用，rand（）函数和srand（）函数都在头文件stdlib.h中声明了，而函数的实现在源文件中（具体是哪个我目前还不清楚（应该是stdlib.c文件（因为头文件叫stdlib.h，源文件应该是和它重名的），而且这个应该是C自带的源文件），但是一定是C自带的源文件（某.c文件，包含rand（）和srand（）函数的定义，所有的库函数都是这样的），因此直接用空函数就行，函数直接在源文件（stdlib.c文件）中就实现了【其实原理就是“文件包含”中的对于文件的引用，不过是引用的C自带的头文件罢了】b=rand()%9+1;k=rand()%2;//根据k的返回值来判定生成的是加号还是减号if(a<b)//也可以将内容都改成i--;continue;就是往前倒带{c=a;a=b;b=c;}fprintf(question0,"%d",a);switch(k){case 0:fprintf(question0,"+");x='+';break;case 1:fprintf(question0,"-");x='-';break;}fprintf(question0,"%d\n",b);a0=ANSWER(a,x,b);fprintf(A0,"%d\n",a0);}//mediumfor(i=0;i<20;i++){char m;a=rand()%100+1;b=rand()%100+1;k=rand()%4;switch(k)//根据k的返回值来判定生成哪种运算符{case 0:m='+';break;case 1:m='-';break;case 2:m='*';break;case 3:m='/';break;}int w=ANSWER(a,m,b);if(w<0||w>100){i--;continue;}fprintf(question1,"%d",a);fprintf(question1,"%c",m);fprintf(question1,"%d\n",b);a1=ANSWER(a,m,b);fprintf(A1,"%d\n",a1);}  //difficult
for(i=0;i<20;i++){int q=0,c,d;a=rand()%9+1;b=rand()%9+1;c=rand()%9+1;d=rand()%9+1;k=rand()%4;if(a%b==0||c%d==0){i--;continue;}if(a/b-c/d<0){i--;continue;}else if(b%a==0){b/=a;a=1;fprintf(question2,"%d",a);fprintf(question2,"/");fprintf(question2,"%d",b);}else if(a%b!=0&&b%a!=0){for(q=2;q<10;q++){if(a%q==0&&b%q==0){a/=q;b/=q;}}fprintf(question2,"%d",a);fprintf(question2,"/");fprintf(question2,"%d",b); } switch(k)//根据k的返回值来判定生成哪种运算符{case 0:fprintf(question2,"+");x='+';break;case 1:fprintf(question2,"-");x='-';break;case 2:fprintf(question2,"*");x='*';break;case 3:fprintf(question2,"/");x='/';break;}if(d%c==0){d/=c;c=1;fprintf(question2,"%d",c);fprintf(question2,"/");fprintf(question2,"%d\n",d);}else if(c%d!=0&&d%c!=0){for(q=2;q<10;q++){if(c%q==0&&d%q==0){c/=q;d/=q;}}fprintf(question2,"%d",c);fprintf(question2,"/");fprintf(question2,"%d\n",d);}if(x=='+'){v=a*d;j=c*b;f=b*d;l=v+j;if(l%k==0){fprintf(A2,"%d\n",l/f);}else if(f%l==0){fprintf(A2,"1");fprintf(A2,"/");fprintf(A2,"%d\n",k/l);}else if(l%f!=0&&f%l!=0){for(int NN=2;NN<10;NN++){if(l%NN==0&&f%NN==0){l/=NN;f/=NN;}}fprintf(A2,"%d",l);fprintf(A2,"/");fprintf(A2,"%d\n",f);}}else if(x=='-'){v=a*d;j=c*b;f=b*d;l=v-j;if(l%f==0){fprintf(A2,"%d\n",l/f);}else if(f%l==0){fprintf(A2,"1");fprintf(A2,"/");fprintf(A2,"%d\n",f/l);}else if(l%f!=0&&f%l!=0){for(int NN=2;NN<10;NN++){if(l%NN==0&&f%NN==0){l/=NN;f/=NN;} }fprintf(A2,"%d",l);fprintf(A2,"/");fprintf(A2,"%d\n",f);}}else if(x=='*'){l=a*b;f=c*d;if(l%f==0){fprintf(A2,"%d\n",l/f);}else if(f%l==0){fprintf(A2,"1");fprintf(A2,"/");fprintf(A2,"%d\n",f/l);}else if(l%f!=0&&f%l!=0){for(int NN=2;NN<10;NN++){if(l%NN==0&&f%NN==0){l/=NN;f/=NN;} }fprintf(A2,"%d",l);fprintf(A2,"/");fprintf(A2,"%d\n",f);}}else if(x=='/'){l=a*d;f=b*c;if(l%f==0){fprintf(A2,"%d\n",l/f);}else if(f%l==0){fprintf(A2,"1");fprintf(A2,"/");fprintf(A2,"%d\n",f/l);}else if(l%f!=0&&f%l!=0){for(int NN=2;NN<10;NN++){if(l%NN==0&&f%NN==0){l/=NN;f/=NN;} }fprintf(A2,"%d",l);fprintf(A2,"/");fprintf(A2,"%d\n",k);}}}fclose(question0);fclose(question1);fclose(question2);fclose(open0);fclose(open1);fclose(open2);fclose(A0);fclose(A1);fclose(A2);return 0;
} 

学生做题系统

#include<stdio.h>
#include<time.h>
typedef struct problem
{int a;char x;int b;
}T;
typedef struct question
{int e;char X;int f;char y;int g;char Y;int h;
}P;
typedef struct xxxx
{   char x[10];
}K;
int ANSWER(int a,char x,int b)
{int n=0;if(x=='+'){n=a+b;}else if(x=='-'){n=a-b;}else if(x=='*'){n=a*b;}else if(x=='/'){n=a/b;}return n;
}
int main()
{FILE *open0;FILE *open1;FILE *open2;FILE *A0;FILE *A1;FILE *A2;open0 = fopen("easy.txt","r");open1 = fopen("medium.txt","r");open2 = fopen("difficult.txt","r");A0 = fopen("answer-easy.txt","r");A1 = fopen("answer-medium.txt","r");A2 = fopen("answer-difficult.txt","r");T Q[21];P U[21];K DIODIO[21],JOJO[21];printf("************************************************************************\n");printf("***** 欢迎你，乔斯达血脉的人啊，看来你已经展示了你背后的星星印记了 *****\n");printf("************************************************************************\n");printf("***********************  那么前来挑战我DIO吧  **************************\n");printf("************************************************************************\n");printf("***********************  选择你的难度吧JOJO  ***************************\n");printf("************************************************************************\n");printf("************************  选择“简单”输入“0”  ***************************\n");printf("************************************************************************\n");printf("************************  选择“中等”输入“1”  ***************************\n");printf("************************************************************************\n");printf("************************  选择“困难”输入“2”  ***************************\n");printf("************************************************************************\n");int difficulty;int JO[21]={0},DIO[21]={10};int N,MISSDA=0;char W[10];scanf("%d",&difficulty);printf("************************  赛高泥high铁鸭子哒  **************************\n");printf("***************************  让我们开始吧  *****************************\n");time_t start,end;start=time(NULL);if(difficulty==0){for(N=0;N<20;N++){fscanf(open0,"%d",&Q[N].a);fscanf(open0,"%c",&Q[N].x);fscanf(open0,"%d",&Q[N].b);printf("%d",Q[N].a);printf("%c",Q[N].x);printf("%d\n",Q[N].b);printf("回答吧，食堂泼辣酱\n");scanf("%d",&DIO[N]);}}else if (difficulty==1){for(N=0;N<20;N++){fscanf(open1,"%d",&Q[N].a);fscanf(open1,"%c",&Q[N].x);fscanf(open1,"%d",&Q[N].b);printf("%d",Q[N].a);printf("%c",Q[N].x);printf("%d\n",Q[N].b);printf("回答吧，食堂泼辣酱\n");scanf("%d",&DIO[N]);}}else if (difficulty==2){for(N=0;N<20;N++){fscanf(open2,"%d",&U[N].e);fscanf(open2,"%c",&U[N].X);fscanf(open2,"%d",&U[N].f);fscanf(open2,"%c",&U[N].y);fscanf(open2,"%d",&U[N].g);fscanf(open2,"%c",&U[N].Y);fscanf(open2,"%d",&U[N].h);printf("%d",U[N].e);printf("%c",U[N].X);printf("%d",U[N].f);printf("%c",U[N].y);printf("%d",U[N].g);printf("%c",U[N].Y);printf("%d\n",U[N].h);printf("回答吧，食堂泼辣酱\n");scanf("%s",DIODIO[N].x);}}end=time(NULL);FILE *fp = NULL;time_t timep;struct tm *p;char name[256] = {0},g[10]={0};time(&timep);//获取从1970至今过了多少秒，存入time_t类型的timepp = localtime(&timep);//用localtime将秒数转化为struct tm结构体sprintf(name, "%d.%d.%d %d:%02d.txt",1900+p->tm_year,1+p->tm_mon,p->tm_mday,p->tm_hour,p->tm_min);//把格式化的时间写入字符数组中if((fp = fopen(name, "w")) == NULL)perror("");for(N=0;N<20;N++){if(difficulty==0){fprintf(fp,"%d\n",DIO[N]);fscanf(A0,"%d",&JO[N]);if(JO[N]==DIO[N]){MISSDA+=5;}}if(difficulty==1){fprintf(fp,"%d\n",DIO[N]);fscanf(A1,"%d",&JO[N]);if(JO[N]==DIO[N]){MISSDA+=5;}}if(difficulty==2){fprintf(fp,"%s\n",DIODIO[N].x);fscanf(A2,"%s",JOJO[N].x);if(JOJO[N].x==DIODIO[N].x){MISSDA+=5;}}}int H=difftime(end,start);fprintf(fp,"******* 在你解答的时间里，我的砸瓦鲁多时间过了 %d 秒 *******\n",H);fprintf(fp,"************** 你的绿宝石水花居然得了 %d 分 **************\n",MISSDA);fprintf(fp,"********************** 咱就是说 **********************\n");fprintf(fp,"************************ 虽然 ***********************\n");fprintf(fp,"************** 我不记得我吃了多少片小面包 **************\n");fprintf(fp,"************** 但是老东西你的替身最没用啦 **************\n");fprintf(fp,"***************** 赛高泥high铁鸭子哒 *****************\n");fclose(open0);fclose(open1);fclose(open2);fclose(A0);fclose(A1);fclose(A2);return 0;
}