TQC+ C語言認證範例 907

#include<stdio.h>
#include<stdlib.h>
char GPA(int score){
     if(score>=90) return 'A';
                   else if(score>=80) return 'B';
                        else if(score>=70) return 'C';
                             else return 'D';
                             }
int main(){
    struct student{
        char name[15];
        int score;
        };
    struct student student1,student2,student3;
    printf("請輸入第一位學生姓名: ");
    scanf("%s",student1.name);
    printf("請輸入第一位學生成績: ");
    scanf("%d",&student1.score);  
    printf("請輸入第二位學生姓名: ");
    scanf("%s",student2.name);
    printf("請輸入第二位學生姓名: ");
    scanf("%d",&student2.score);
    printf("請輸入第三位學生姓名: ");
    scanf("%s",student3.name);
    printf("請輸入第三位學生姓名: ");
    scanf("%d",&student3.score);
   
    printf("第一位學生:%s\n",student1.name);
    printf("分數: %d\n",student1.score);
    printf("GPA: %c\n",GPA(student1.score));
    printf("第二位學生:%s\n",student2.name);
    printf("分數: %d\n",student2.score);
    printf("GPA: %c\n",GPA(student2.score));
    printf("第三位學生:%s\n",student3.name);
    printf("分數: %d\n",student3.score);
    printf("GPA: %c\n",GPA(student3.score));
   
   
   
    system("Pause");
    return 0;
}