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84 lines
1.7 KiB
84 lines
1.7 KiB
1 year ago
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#include <stdio.h>
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struct stud
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{
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int num;
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int clas;
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char name[10];
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float math;
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float phy;
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float eng;
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char modf;
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};
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int main()
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{
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struct stud stu[10]={{10001,11,"Zhang",99.5,88.5,89.5},
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{10002,12,"Yang",77.9,56.5,87.5},
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{10003,11,"Liang",92.5,99.0,60.5},
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};
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struct stud t={};
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struct stud ch[1];
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scanf("%d %d %s %f %f %f",&ch[0].num,&ch[0].clas,ch[0].name,&ch[0].math,&ch[0].phy,&ch[0].eng);
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struct stud*p=stu;
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struct stud*p1=ch;
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void change(struct stud stu[],struct stud ch[]);
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change(p,p1);
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int i,j;
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for(i=0;stu[i].num!=0;i++)
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{
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if(stu[i+1].num!=0)
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{
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for(j=i+1;stu[j].num!=0;j++)
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{
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if(stu[i].clas>stu[j].clas)
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{
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t=stu[i];stu[i]=stu[j];stu[j]=t;
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}
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}
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}
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}
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for(i=0;stu[i].num!=0;i++)
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{
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if(stu[i+1].num!=0)
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{
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for(j=i+1;stu[j].num!=0&&stu[i].clas==stu[j].clas;j++)
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{
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if(stu[i].math+stu[i].phy+stu[i].eng<stu[j].math+stu[j].phy+stu[j].eng)
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{
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t=stu[i];stu[i]=stu[j];stu[j]=t;
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}
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}
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}
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}
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for(i=0;stu[i].num!=0;i++)
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{
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if(i==0)printf("%d %d %s %3.1f %3.1f %3.1f",stu[i].clas,stu[i].num,stu[i].name,stu[i].math,stu[i].phy,stu[i].eng);
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else
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{
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if(stu[i].clas==stu[i-1].clas)
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{
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printf(" %d %s %3.1f %3.1f %3.1f",stu[i].num,stu[i].name,stu[i].math,stu[i].phy,stu[i].eng);
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}
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else printf("%d %d %s %3.1f %3.1f %3.1f",stu[i].clas,stu[i].num,stu[i].name,stu[i].math,stu[i].phy,stu[i].eng);
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}
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if(stu[i].modf=='y')
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{printf(" modified");}
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printf("\n");
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}
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return 0;
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}
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void change(struct stud stu[],struct stud ch[])
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{
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int i;
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for(i=0;stu[i].num!=0;i++)
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{
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if(stu[i].num==ch[0].num)
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{
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stu[i]=ch[0];
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stu[i].modf='y';
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break;
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}
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}
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}
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