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86 lines
2.4 KiB
86 lines
2.4 KiB
1 year ago
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#include <stdio.h>
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#include <stdbool.h>
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#include <string.h>
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#define NAME 20
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#define SIZE 3
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struct student
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{
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int id;
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int class;
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char name[NAME];
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float score_math;
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float score_phi;
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float score_eng;
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bool ismodified;
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};
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void update(struct student a[],int count){
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struct student temp;
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scanf("%d %d %s %f %f %f",&temp.id,&temp.class,&temp.name,&temp.score_math,&temp.score_phi,&temp.score_eng);
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for(int i = 0;i<count;i++){
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if(a[i].id == temp.id){
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a[i] = temp;
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a[i].ismodified = true;
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break;
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}
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}
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}
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void sort(struct student a[],int count){
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struct student temp;
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for(int i = 0;i < count-1;i++){
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for(int j = i+1;j<count-1;j++){
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if(a[j].class > a[j+1].class){
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temp = a[j];
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a[j] = a[j+1];
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a[j+1] = temp;
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}
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}
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}
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for (int m = 0; m < count-1; m++) {
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for (int n = m + 1; n < count-1; n++) {
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if (a[n].class == a[n+1].class) {
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float sum1 = a[n].score_math + a[n].score_phi + a[n].score_eng;
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float sum2 = a[n+1].score_math + a[n+1].score_phi + a[n+1].score_eng;
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if (sum1 < sum2 || (sum1 == sum2 && a[m].id > a[n].id)) {
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struct student temp = a[n];
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a[n] = a[n+1];
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a[n+1] = temp;
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}
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}
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}
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}
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}
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void printgrade(struct student a[],int count){
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for(int i = 0;i<count;i++){
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if(i == 0)
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printf("%d %d %s %.1f %.1f %.1f",a[i].class,a[i].id,a[i].name,a[i].score_math,a[i].score_phi,a[i].score_eng);
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else{
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if(a[i].class == a[i-1].class){
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printf(" %d %s %.1f %.1f %.1f",a[i].id,a[i].name,a[i].score_math,a[i].score_phi,a[i].score_eng);
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}
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else{
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printf("%d %d %s %.1f %.1f %.1f",a[i].class,a[i].id,a[i].name,a[i].score_math,a[i].score_phi,a[i].score_eng);
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}
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}
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if(a[i].ismodified){
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printf(" modified\n");
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}
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else{
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printf("\n");
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}
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}
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}
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int main(){
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struct student grade[SIZE]={
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{10001,11,"Zhang",99.5,88.5,89.5,false},
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{10002,12,"Yang",77.9,56.5,87.5,false},
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{10003,11,"Liang",92.5,99.0,60.5,false}
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};
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int count = SIZE;
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update(grade,count);
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sort(grade,count);
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printgrade(grade,count);
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return 0;
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}
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