=10000)printf("DataError!n");else{if"> =10000)printf("DataError!n");else{if" />
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时间:2020-03-05
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1、试卷一改错题#includevoidmain(){intx,n;scanf("%d",&x);n=1;/*$ERROR1$*/if(x<=0
2、
3、x>=10000)printf("DataError!");else{if(x<=10)/*$ERROR2$*/n=1;elseif(x<100)n=2;elseif(x<1000)n=3;n=4;/*$ERROR3$*/}printf("n=%d",n);}参考答案:ERROR1:n=0;ERROR2:if(x<10);ERROR3:elsen=4;其他参考答案略。填空题#include<
4、stdio.h>voidmain(){22inti,max1,max2,a[10];for(i=0;i<10;i++)scanf("%d",___);/*$BLANK1$*/max1=max2=___;/*$BLANK2$*/for(i=1;i<10;i++)if(max15、LANK3:max1其它参考答案略。编程题#includePRINT(floatf){FILE*out;if((out=fopen("C:\24000101\RESULT.TXT","w+"))!=NULL)fprintf(out,"s=%f",f);fclose(out);}voidmain(){PRINT(s);}参考答案1:#includePRINT(floatf)22{FILE*out;if((out=fopen("result.txt","w+"))!=NULL)fprintf(out,"s=%f",f);f6、close(out);}voidmain(){inti,j;doubles=0,s1;for(i=1;i<=10;i++){s1=1;for(j=1;j<=i;j++)s1=s1*j/(2*j+1);if(i%2)s+=s1;elses-=s1;}printf("s=%f",s);PRINT(s);}参考答案2:#includePRINT(floatf){FILE*out;if((out=fopen("result.txt","w+"))!=NULL)fprintf(out,"s=%f",f);fclose(out);}voidmain7、(){inti;doubles=0,s1=1;for(i=1;i<=10;i++){s1=s1*i/(2*i+1);if(i%2)s+=s1;elses-=s1;}printf("s=%f",s);22PRINT(s);}运行结果:s=0.239569试卷二改错题#include#include#defineEPS0.00006voidmain(){longi;intsing;doubles,t;i=1;s=1;/*$ERROR1$*/sing=1;t=1;while(fabs(t)8、=s+t;i=i+1;/*$ERROR3$*/sing=-sing;t=sing*1.0/i;}printf("%e",s);}参考答案:ERROR1:s=0;ERROR2:while(fabs(t)>=EPS)ERROR3:i=i+2;其他参考答案略。填空题#includevoidmain(){inti,a1,a2,s;22___/*$BLANK1$*/for(i=1;i___100;i++)/*$BLANK2$*/{a1=i%10;a2=i/10;if(i%3==0)if((a1==5)___(a2==5))/*$BLANK3$*/9、s+=i;}printf("%d",s);}参考答案:BLANK1:s=0;BLANK2:10、11、其它参考答案略。编程题#includePRINT(ints){FILE*out;if((out=fopen("C:\24000102\RESULT.TXT","w+"))!=NULL)fprintf(out,"s=%d",s);fclose(out);}voidmain(){PRINT(s);}参考答案:#includePRINT(ints){FILE*out;if((out=fopen("result.t12、xt","w+"))!=NULL)fprintf(o
5、LANK3:max1其它参考答案略。编程题#includePRINT(floatf){FILE*out;if((out=fopen("C:\24000101\RESULT.TXT","w+"))!=NULL)fprintf(out,"s=%f",f);fclose(out);}voidmain(){PRINT(s);}参考答案1:#includePRINT(floatf)22{FILE*out;if((out=fopen("result.txt","w+"))!=NULL)fprintf(out,"s=%f",f);f
6、close(out);}voidmain(){inti,j;doubles=0,s1;for(i=1;i<=10;i++){s1=1;for(j=1;j<=i;j++)s1=s1*j/(2*j+1);if(i%2)s+=s1;elses-=s1;}printf("s=%f",s);PRINT(s);}参考答案2:#includePRINT(floatf){FILE*out;if((out=fopen("result.txt","w+"))!=NULL)fprintf(out,"s=%f",f);fclose(out);}voidmain
7、(){inti;doubles=0,s1=1;for(i=1;i<=10;i++){s1=s1*i/(2*i+1);if(i%2)s+=s1;elses-=s1;}printf("s=%f",s);22PRINT(s);}运行结果:s=0.239569试卷二改错题#include#include#defineEPS0.00006voidmain(){longi;intsing;doubles,t;i=1;s=1;/*$ERROR1$*/sing=1;t=1;while(fabs(t)8、=s+t;i=i+1;/*$ERROR3$*/sing=-sing;t=sing*1.0/i;}printf("%e",s);}参考答案:ERROR1:s=0;ERROR2:while(fabs(t)>=EPS)ERROR3:i=i+2;其他参考答案略。填空题#includevoidmain(){inti,a1,a2,s;22___/*$BLANK1$*/for(i=1;i___100;i++)/*$BLANK2$*/{a1=i%10;a2=i/10;if(i%3==0)if((a1==5)___(a2==5))/*$BLANK3$*/9、s+=i;}printf("%d",s);}参考答案:BLANK1:s=0;BLANK2:10、11、其它参考答案略。编程题#includePRINT(ints){FILE*out;if((out=fopen("C:\24000102\RESULT.TXT","w+"))!=NULL)fprintf(out,"s=%d",s);fclose(out);}voidmain(){PRINT(s);}参考答案:#includePRINT(ints){FILE*out;if((out=fopen("result.t12、xt","w+"))!=NULL)fprintf(o
8、=s+t;i=i+1;/*$ERROR3$*/sing=-sing;t=sing*1.0/i;}printf("%e",s);}参考答案:ERROR1:s=0;ERROR2:while(fabs(t)>=EPS)ERROR3:i=i+2;其他参考答案略。填空题#includevoidmain(){inti,a1,a2,s;22___/*$BLANK1$*/for(i=1;i___100;i++)/*$BLANK2$*/{a1=i%10;a2=i/10;if(i%3==0)if((a1==5)___(a2==5))/*$BLANK3$*/
9、s+=i;}printf("%d",s);}参考答案:BLANK1:s=0;BLANK2:10、11、其它参考答案略。编程题#includePRINT(ints){FILE*out;if((out=fopen("C:\24000102\RESULT.TXT","w+"))!=NULL)fprintf(out,"s=%d",s);fclose(out);}voidmain(){PRINT(s);}参考答案:#includePRINT(ints){FILE*out;if((out=fopen("result.t12、xt","w+"))!=NULL)fprintf(o
10、
11、其它参考答案略。编程题#includePRINT(ints){FILE*out;if((out=fopen("C:\24000102\RESULT.TXT","w+"))!=NULL)fprintf(out,"s=%d",s);fclose(out);}voidmain(){PRINT(s);}参考答案:#includePRINT(ints){FILE*out;if((out=fopen("result.t
12、xt","w+"))!=NULL)fprintf(o
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