国家计算机二级C语言机试改错试题及答案.doc

(1)doublefun(intn)(2)s=s+(double)a/b;(1)for(i=0;str[i];i++)(2)if(substr[k+1]=='\0')(1)t=*x;*x=y;(2)return(t);或returnt;(1)t=a;a=b;b=t;(2)return(b);或returnb;(1)*t=0;(2)if(d%2!=0)或if(d%2==1)(1)去掉分号(2)case1:case2:return1;(1)b[k]=*p;(2)b[k]='';k++;(1)if((tt[i]>='a')&&(tt[i]<='z'))(2)tt[i]-=32;(1)for(j=i+1;j<6;j++)(2)*(pstr+i)=*(pstr+j);(1)longk=1;(2)num/=10;(1)floatk;(2)if(*a<*c)(1) intk=0;(2)while(*p||*q)(1)longs=0,t=0;(2)t=t/10;(1)a2=k/10; (2)returni;(1)voidfun(char*a)(2)printf("%c",*a);(1)n=*p-'0';(2)n=n*8+*p-'0';(1)if(d%2==0)(2)s/=10;(1)while((high>=2)&&(n<10))(2)yes=0;break;(1)s[j++]=s[i];或{s[j]=s[i];j++;}(2)s[j]='\0';(1)voidfun(longs,long*t)(2)sl=sl*10;(1)doublef(doublex)(2)returns;(1)fun(intx,inty,intz)或intfun(intx,inty,intz)(2)returnj;(1)while(*r)(2)*a=*r;a++;r++;(1)char*fun(char(*sq)[M])(2)returnsp;(1)intfun(inta[],intm)或fun(inta[],intm)(2)elseif(m>a[mid])(1)voidfun(longs,long*t)(2)while(s>0)(1)doublefun(doublea,doublex0)(2)if(fabs(x1-x0)>=)(1)p=j;(2)p=i;(1)#defineFU(m,n)(m)/(n)(2)return(value);(1)n=strlen(aa);(2)ch=aa[i];(1)k++;(2)if(m==k)(1)voidfun(char*s,char*t)(2)t[2*d]='\0';或t[d+i]='\0';或t[2*d]=0;或t[d+i]=0;(1)for(i=2;i<=m;i++)(2)y+=/(i*i);或y+=(double)/(i*i)(1)if(i%2||s[i]%2==0)或if(i%2!=0||s[i]%2==0)(2)t[j]='\0';或t[j]=0;(1)if(p==n)return-1;(2)a[i]=a[i+1];(1)r=t;(2)应填:r=t;或r=&t[0];(1)while(fabs(t)>=num)(2)t=s/n;(1)while(*s)或while(*s!='\0')(2)s++;(1)s[j++]=s[i];(2)s[j]='\0';(1)doublesum=;(2)sum/=c;(1)while(*w)(2)if(*r==*p)(1)t=calloc(m,sizeof(STU));(2)t[k]=b[j];(1)doubler;(2)while(fabs(n-m)>)(1)inti,sl;(2)t[i]=s[sl-i-1];(1)t=;(2)return(s*2);(1)for(i=j+1;i<n;i++)(2)p=i;(1)if(n==0)(2)result*=n--;或{result*=n;n--;}(1)s=s+(double)(n+1)/n;(2)returnt;(1)sum=;(2)if((i+1)%5==0)(1)for(i=0,t=0;p[i];i++)(2)c[t]='\0';(1)intfun(intn,intxx[][M])(2)printf("%d",xx[i][j]);(1)intfun(intn)(2)if(n==1)(1)a=NULL;(2)if(*r==*p)(1)for(i=0;i<sl;i++)(2)t[2*s1]='\0'(1)q=p+i;(2)while(q>p)(1)if(*r==*p){r++;p++;}(2)if(*r=='\0')(1)IsPrime(intn) (2)if(!(n%i))if(k>1)(