[討論] C語言 hw8

[thorstan1234 (等待救援....)]

#include<stdio.h>
#include<conio.h>
#include<math.h>
main()
{
 FILE *f;
 long int id;
 int R1,R2,i=0;
 float AR1,AR2,TR1,TR2;
 clrscr();
 f=fopen("a:A1103.txt","r");
 printf("   Table   of  Test\n");
 printf("=======================\n");
 printf("     R1       R2 \n");
 printf("-----------------------\n");
 while(1)
 {
 i++;
 fscanf(f,"%10ld%2d%2d", &id,&R1,&R2);
 if (feof(f))
 break;
 printf ("   R1=%2d     R2=%2d\n",R1,R2);
 TR1=TR1+R1;
 TR2=TR2+R2;
 }
 AR1=TR1/i;
 AR2=TR2/i;
 printf("----------------------------\n");
 printf("TR1=%5.1f    TR2=%5.1f\n",TR1,TR2);
 printf("AR1=%3.1f     AR2=%3.1f",AR1,AR2);
 fclose(f);
 }

從一個檔案中讀出所需要的資料~

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