#3 CHANGING LOWER CASE TO UPPER CASE #4 CHANGING LOWER CASE TO UPPER CASE #3 #4 #3* Done by subtracting decimal 32 from #4* Done by subtracting decimal 32 from #3 the ASCII value, inserting new, #4 the ASCII value, inserting new, #3 and deleting the old. #4 and deleting the old. #3 #4 #3 (0A-32)I$D$$ #4 (0A-32)I$D$$ #3 #4 #3* Above will add 32 to ANY character, #4* Above will add 32 to ANY character, #3 not just a lower case letter. So #4 not just a lower case letter. So #3 more is needed. #4 more is needed.