二级C语言 题库(简洁背诵复习版)[最新]

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1、二级C语言50题库(简洁背诵复习版)[最新]第1套题一、程序填空题#include#include#defineN5typedefstruct{intnum;Charname[10];chartell[10];}STYPE;voidcheck();填空答案：（1）STYPE（2）FILE（3）fp/**********found**********/intfun(STYPESTYPE*std){/**********found**********/FILE*fp

2、;inti;111if((fp=fopen("myfile5.dat","wb"))==NULL)return(0);printf("Outputdatatofile!");for(i=0;i#includevoidfun(char*s,char

3、*t){inti,sl;参考答案：(1)for(i=0;i

4、题--特殊方法练习）第2套题一、程序填空题/**********found**********/voidWriteText(FILE*fw){charstr[81];printf("Enterstringwith-1toend:");111gets(str);参考答案：(1)*fw(2)str(3)strwhile(strcmp(str,"-1")!=0){/**********found**********/fputs(str,fw);fputs("",fw);gets(str);}}

5、voidReadText(FILE*fr){charstr[81];printf("Readfileandoutputtoscreen:");fgets(str,81,fr);while(!feof(fr)){/**********found**********/printf("%s",str);fgets(str,81,fr);}}二、程序改错题111#include/************found************/voidfun(longs,longt){l

6、ongsl=10;*t=s%10;参考答案：(1)voidfun(longs,long*t)(2)s1=s1*10;while(s>0){s=s/100;*t=s%10*sl+*t;/************found************/S1=s1*10;}}三、程序编写题（对应教材33题—特殊方法练习）第3套题111一、程序填空题#include#includeintfun(char*fname){FILE*fp;inti,n;floatx;if((fp=f

7、open(fname,"w"))==NULL)return0;for(i=1;i<=10;i++)/**********found**********/参考答案（1）fp（2）fclose(fp)（3）myfile3.txtfprintf(___1___,"%d%f",i,sqrt((double)i));printf("Succeed!！");/**********found**********/___2___;printf("Thedatainfile:");/*******

8、***found**********/if((fp=fopen(___3___,"r"))==NULL)return0;fscanf(fp,"%d%f",&n,&x);while(!feof(fp))111{printf("%d%f",n,x);fscanf(fp,"%d%f",&n,&x);}fclose(fp);return1;}二、程序改错题#include#includevoidfun(intn,int*a)参考答案（