parent
17be0208e7
commit
d74216365e
@ -1,99 +0,0 @@
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#include<stdio.h>
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#include<string.h>
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#include<math.h>
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#include<stdlib.h>
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struct stud
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{
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char id[20];
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char clas[20];
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char name[20];
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double score1;
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double score2;
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double score3;
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double score;
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};int SSS;int rak[20];
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int main()
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{struct stud stu[10];
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void men();void inpu(struct stud stu[10],int n[1]);void del(struct stud stu[10],int n[1]);void sel(struct stud stu[10],int n[1]);
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void ord(struct stud stu[10],int n[1]);void out(struct stud stu[10],int n[1]);
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int n[1];int i;
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for(i=0;i<20;i++){rak[i]=i;}
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start:
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men();scanf("%d",&i);
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switch(i)
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{case 1:inpu(stu,n);goto start;
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case 2:del(stu,n);goto start;
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case 3:sel(stu,n);goto start;
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case 4:ord(stu,n);goto start;
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case 5:out(stu,n);goto start;
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case 6:break;
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}
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return 0;
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}
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void men()
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{printf("\n1.input\n2.delete\n3.select\n4.order\n5.output\n6.quit\nplease input your option\n");}
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void inpu(struct stud stu[10],int n[1])
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{int i=0,p=1;char a[20];
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while(p)
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{printf("Id ");scanf("%s",&stu[i].id);
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printf("class ");scanf("%s",&stu[i].clas);
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printf("name ");scanf("%s",&stu[i].name);
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printf("score1 ");scanf("%lf",&stu[i].score1);
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printf("score2 ");scanf("%lf",&stu[i].score2);
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printf("score3 ");scanf("%lf",&stu[i].score3);
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printf("continue?\n");
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while(1){scanf("%s",&a);
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if(strcmp(a,"no")==0){p=0;n[0]=SSS=i;break;}else if(strcmp(a,"yes")==0){break;}else{printf("please input yes/no\n");}}
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i++;
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}}
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void del(struct stud stu[10],int n[1])
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{char a[20];int i,p=1;
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while(p)
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{scanf("%s",&a);
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for(i=0;i<=n[0];i++)
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{if(strcmp(a,stu[i].id)==0||strcmp(a,stu[i].name)==0){break;}}
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if(i<=n[0]&&SSS)
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{strcpy(stu[i].id,"");strcpy(stu[i].clas,"");strcpy(stu[i].name,"");stu[i].score1=0;stu[i].score2=0;stu[i].score3=0;SSS--;}
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for(i=0;i<=n[0];i++)
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{if(stu[i].score1!=0)
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{printf("%s %s %s %3.1f %3.1f %3.1f\n",stu[i].id,stu[i].clas,stu[i].name,stu[i].score1,stu[i].score2,stu[i].score3);}}
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printf("continue?\n");
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while(1){scanf("%s",&a);
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if(strcmp(a,"no")==0){p=0;break;}else if(strcmp(a,"yes")==0){break;}else{printf("please input yes/no\n");}}
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}for(i=0;i<20;i++){rak[i]=i;}}
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void sel(struct stud stu[10],int n[1])
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{int i,p=1,t;char a[20];
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while(p)
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{scanf("%s",&a);
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t=1;
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for(i=0;i<=n[0];i++)
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{if(strcmp(a,stu[i].id)==0||strcmp(a,stu[i].clas)==0)
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{t=0;printf("%s %s %s %3.1f %3.1f %3.1f\n",stu[i].id,stu[i].clas,stu[i].name,stu[i].score1,stu[i].score2,stu[i].score3);}}
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if(t){printf("there is no eligible student\n");}printf("continue?\n");
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while(1){scanf("%s",&a);
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if(strcmp(a,"no")==0){p=0;break;}else if(strcmp(a,"yes")==0){break;}else{printf("please input yes/no\n");}}
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}}
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void ord(struct stud stu[10],int n[1])
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{int i,j,k,a,b;int mark[20];
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for(i=0;i<=n[0];i++){mark[i]=0;stu[i].score=stu[i].score1+stu[i].score2+stu[i].score3;}
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for(i=0;i<=SSS;i++)
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{for(k=0,j=0;j<=n[0]&&k<=n[0];)
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{if(mark[j]||stu[j].score1==0){j++;continue;}if(mark[k]||stu[k].score1==0){k++;continue;}
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a=atoi(stu[j].clas);b=atoi(stu[k].clas);
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if(a<b){k=j;}if(a==b&&stu[j].score>stu[k].score){k=j;}j++;continue;
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}rak[i]=k;mark[k]=1;
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}
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for(i=0;i<=SSS;i++)
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{j=rak[i];
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printf("%s %s %s %3.1f %3.1f %3.1f\n",stu[j].id,stu[j].clas,stu[j].name,stu[j].score1,stu[j].score2,stu[j].score3);
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}}
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void out(struct stud stu[10],int n[1])
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{int i,j;
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for(i=0;i<=SSS;i++)
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{j=rak[i];printf("%s %s %s %3.1f %3.1f %3.1f\n",stu[j].id,stu[j].clas,stu[j].name,stu[j].score1,stu[j].score2,stu[j].score3);}}
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