Sample Final Exam Answers

1. 
   
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   int button_count, i, j, pixel_count;
   FILE *bfile;
   for (botton_count=0 ; button_count<=9 ; button_count++)
        {
          pixel-count=0;
          fread(bfile,sizeof(button),1,&button)
          for (j=0 ; j<=49 ; j++)
                for (i=0 ; i<=63 ; i++)
                        (
                          putpixel(i+button_count*64, j, b[pixel_count]);
                          pixel_count++;
                         }
   

2. 
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   int i, j, when, temp;
   for (j=0 ; j <= 9 ; j++)
         {
           when = 998 - j;
           for (i=0;i<=when; i++)
                 if (alice[i] > alice[i+1])
                     {
                        temp=alice[i];
                        alice[i]=alice[i+1];
                        alice[i+1]=temp;
                      }
           }
   printf("Ten largest are:");
   for (i=990;i<=999;i++)
         printf("%d",alice[i]);
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3. .
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   /* get top and left from the user */
   
   printf("enter top");
   scanf("%d",&top);
   printf("enter left");
   scanf("%d",&left);
   
   /* Paint background  yellow */
   
   for (j=top ; j<= top+69 ; j++)
        for (i=left ; i<=left+49 ; i++)
               putpixel(i , j , 15);
   
   /* draw the E */
   
   for (j=top ; j<= top+69 ; j++)
        for (i=left ; i<= left+14 ; i++)
              putpixel(i , j , 1);
   
   for (j=top ; j<=top+14 ; j++)
        for (i=left+15 ; i<= left+49 ; i++)
              putpixel(i , j, 1);
   
   for (j=top+28 ; j<=top+42 ; j++)
        for (i=left+15 ; i<= left+49 ; i++)
              putpixel(i , j, 1);
   
   for (j=top+55 ; j<=top+69 ; j++)
        for (i=left+15 ; i<= left+49 ; i++)
              putpixel(i , j, 1);
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