操作題真題題庫優(yōu)秀篇

并按照學號從小到大排序后，再用二進制方式把排序后的學生數(shù)據(jù)輸出到filename所指的文件#include<stdio.h> typedefstructstudent{longsno;charname[10];floatscore[3];}voidfun(char{FILE inti,STUs[N],fp=fopen(filename,1);fread(s,sizeof(STU),N,fp);for(i=0;i<N-1;i++)for(j=i+1;j<N;j++)if(s[i].sno2{t=s[i];s[i]=s[j];s[j]=t;}fp=fopen(filename,"wb");3(s,sizeof(STU),N,fp);}{STUt[N]={{10005,"ZhangSan",95,80,88},{10003,"LiSi",85,70,{10002,"CaoKai",75,60,88},{10004,"FangFang",90,82,{10001,"MaChao",91,92,77}},int FILEfp=fopen("student.dat","wb");fwrite(t,sizeof(STU),5,fp);printf("\n\nTheoriginaldata:\n\n");for(j=0;j<N;j++){printf("\nNo:%ldName:%- Scores:",t[j].sno,for(i=0;i<3;i++)printf("%6.2f",t[j].score[i]);}printf("\n\nThedataaftersorting:\n\n");fp=fopen("student.dat","rb");fread(ss,sizeof(STU),5,fp);for(j=0;j<N;{printf("\nNo:%ldName:%- Scores:",ss[j].sno,for(i=0;i<3;i++)printf("%6.2f",ss[j].score[i]);}} 填寫"r"#include<stdio.h>#includevoidfun(chars[],intn{chara[80],*p;inti;for(i=0;i<n;i++)a[i]='*';{a[i]=*p;}}{intn; chars[80];printf("\nEnterastring:");gets(s);printf("\nThestring\"%s\"\n",s);printf("\nEntern(numberof*):");scanf("%d",&n);printf("\nThestringafterinsert:\"%s\"\n"}p=swhile(*p++) 人數(shù)放在d[1]中，把20～29歲段的人數(shù)放在d[2]中，依此類推，把100歲(含100歲)以上#include<stdio.h>#defineN50#defineMvoidfun(int*a,int{}double{statict=29,c=217,m=1024,r=0;}void{FILEintage[N],intfor(i=0;i<N; /*產(chǎn)生一個隨機的數(shù)組*/printf("Theoriginaldata:\n");for(i=0;i<N;printf((i+1)%10==0?"%4d\n":"%4d",age[i]); for(i=0;i<10;i++)printf("%4d---%4d:%4d\n",i*10,i*10+9,d[i]);printf("Over100:%4d\n",d[10]);for(i=0;i<10;fprintf(wf,"%4d---%4d:%4d\n",i*10,i*10+9,d[i]);fprintf(wf,"Over100:%4d",d[10]);}voidfun(int*a,int{inti,j;