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56 lines
2.0 KiB
56 lines
2.0 KiB
#include<stdio.h>
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struct Scoreb{
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int schoolnumber;
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int classnumber;
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char name[20];
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float math;
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float physics;
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float english;
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float sum;
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};
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int main(){int i,j,k,m;
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//初始化
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struct Scoreb student1={10001,11,"Zhang",99.5,88.5,89.5,277.5};
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struct Scoreb student2={10002,12,"Yang",77.9,56.5,87.5,221.9};
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struct Scoreb student3={10003,11,"Liang",92.5,99.0,60.5,252};
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struct Scoreb students[3] = {student1,student2,student3};
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//修改信息
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struct Scoreb schange;printf("依次输入学号班级姓名三科成绩：");
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scanf("%d%d%s%f%f%f",&schange.schoolnumber,&schange.classnumber,&schange.name,&schange.math,&schange.physics,&schange.english);int c=schange.schoolnumber;
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for(m=0;m<3;m++){
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if(schange.schoolnumber==students[m].schoolnumber){
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schange.sum = schange.math+schange.physics+schange.english;
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students[m]=schange;
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}
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}
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//排序
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for(j = 0 ; j < 3 ; j++)
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for(k = 2; k > j;k--){
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if(students[k].classnumber <students[k-1].classnumber){
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struct Scoreb temp1 = students[k-1];
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students[k-1] = students[k];
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students[k] = temp1;
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//按照班级号排名
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}else if(students[k].classnumber == students[k-1].classnumber){
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if(students[k].sum>students[k-1].sum){
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struct Scoreb temp2 = students[k-1];
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students[k-1] = students[k];
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students[k] = temp2;
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}//由高到低
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//内嵌一个比较
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//按照总成绩排名
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}
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}
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//输出
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for(i = 0; i < 2 ; i++){
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printf("%d %d %s %.1f %.1f %.1f\n",students[i].classnumber,students[i].schoolnumber,students[i].name,students[i].math,students[i].physics,students[i].english);
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if(c==students[i].schoolnumber)printf("modified");if(students[0].classnumber==students[1].classnumber)
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{
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printf(" %d %s %.1f %.1f %.1f\n",students[1].schoolnumber,students[1].name,students[1].math,students[1].physics,students[1].english);break;}
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}
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printf("%d %d %s %.1f %.1f %.1f",students[2].classnumber,students[2].schoolnumber,students[2].name,students[2].math,students[2].physics,students[2].english);
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if(c==students[2].schoolnumber)printf(" modified");
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return 0;
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}
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