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42 lines
1.5 KiB
42 lines
1.5 KiB
1 year ago
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#include<stdio.h>
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int main()
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{struct Student
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{
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int num;
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float score1;
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float score2;
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float score3;
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float all;
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float aver;
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}student1,student2,student3;
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char c;
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printf(" 1.Input\n");
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printf(" 2.Output\n");
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printf(" 3.Order\n");
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printf(" 4.Quit\n");
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c=getchar();
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switch(c)
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{
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case 'i':printf("Please input info of the three students:\n");
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scanf("%d%f%f%f",&student1.num,&student1.score1,&student1.score2,&student1.score3);
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scanf("%d%f%f%f",&student2.num,&student2.score1,&student2.score2,&student2.score3);
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scanf("%d%f%f%f",&student3.num,&student3.score1,&student3.score2,&student3.score3);
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student1.all = student1.score1 + student1.score2 + student1.score3;
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student1.aver=student1.all/3;
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student2.all = student2.score1 + student2.score2 + student2.score3;
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student2.aver=student2.all/3;
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student3.all = student3.score1 + student3.score2 + student3.score3;
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student3.aver=student3.all/3;
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printf("%d %.1f %.1f\n",student3.num,student3.all,student3.aver);
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printf("%d %.1f %.1f\n",student1.num,student1.all,student1.aver);
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printf("%d %.1f %.1f\n",student2.num,student2.all,student2.aver);
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break;
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case 'o':printf("You are trying to Output info");break;
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case 'm':printf("You are trying to Make things ordered");break;
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case 'q':printf("You are about to Quit");break;
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default:printf("Wrong input");break;
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}
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}
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