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62 lines
1.2 KiB
62 lines
1.2 KiB
#include <stdio.h>
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struct stu {
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int num;
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float grade1;
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float grade2;
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float grade3;
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float grade;
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float ag;
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}s[10],ss;
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int main()
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{
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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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char a;
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scanf("%c",&a);
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if(a=='i')
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{
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printf("Please input info of the three students:\n");
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for(int i=0;i<3;i++)
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{
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scanf("%d%f%f%f",&s[i].num,&s[i].grade1,&s[i].grade2,&s[i].grade3);
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}
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for(int i=0;i<3;i++)
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{
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s[i].grade=s[i].grade1+s[i].grade2+s[i].grade3;
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s[i].ag=s[i].grade/3;
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}
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for(int i=0;i<2;i++)
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{
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ss=s[i];
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for(int j=i+1;j<3;j++)
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{
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if(s[i].grade>s[j].grade)
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{
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ss=s[i];
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s[i]=s[j];
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s[j]=ss;
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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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printf("%d,%.1f,%.1f\n",s[i].num,s[i].grade,s[i].ag);
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}
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}
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else if(a=='o')
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printf("You are trying to Output info");
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else if(a=='m')
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printf("You are trying to Make things ordered");
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else if(a=='q')
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printf("You are about to Quit");
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else
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printf("Wrong input");
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return 0;
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} |