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61 lines
1.4 KiB
61 lines
1.4 KiB
#include<stdio.h>
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int main()
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{
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struct data
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{
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long int num;
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long int clas;
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char name[20];
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float grade1;
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float grade2;
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float grade3;
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};
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struct data stud[3]={10001,11,"zhang",99.5,88.5,89.5,10002,12,"yang",77.9,56.5,87.5,10003,11,"liang",92.5,99.0,60.5};
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struct data stu;//{10001,11,"zhang",99,88,89};
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printf("请输入待修改的学生信息\n");
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scanf("%ld %ld %s %f %f %f",&stu.num,&stu.clas,&stu.name,&stu.grade1,&stu.grade2,&stu.grade3);
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for(int i=0;i<3;i++)
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{
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if(stu.num==stud[i].num)
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{
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stud[i].grade1=stu.grade1;
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stud[i].grade2=stu.grade2;
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stud[i].grade3=stu.grade3;
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}
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break;
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}
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struct data temp;
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for(int i=0;i<3;i++)
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{
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for(int j=i+1;j<3;j++)
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{
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if(stud[i].clas>stud[j].clas)
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{
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temp=stud[i];
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stud[i]=stud[j];
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stud[j]=temp;
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}
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}
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}
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for(int i=0;i<3;i++)
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{
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for(int j=i+1;j<3;j++)
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{
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if(stud[i].num>stud[j].num&&stud[i].clas==stud[j].clas)
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{
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temp=stud[i];
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stud[i]=stud[j];
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stud[j]=temp;
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}
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}
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}
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for(int i=0;i<3;i++)
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{
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if(i>0&&stud[i].clas==stud[i-1].clas)
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printf(" %ld %s %3.1f %3.1f %3.1f",stud[i].num,stud[i].name,stud[i].grade1,stud[i].grade2,stud[i].grade3);
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else printf("%d %ld %s %3.1f %3.1f %3.1f",stud[i].clas,stud[i].num,stud[i].name,stud[i].grade1,stud[i].grade2,stud[i].grade3);
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if(stud[i].num==stu.num) printf(" modified");
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printf("\n");
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}
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return 0;}
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