SHOW:
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| 1 | def frac_add(): | |
| 2 | fraction_1=input('Please enter a fraction:\n')
| |
| 3 | fraction_1="".join(fraction_1.split()) | |
| 4 | fraction_1=fraction_1.replace('/',' ')
| |
| 5 | fraction_1=fraction_1.split() | |
| 6 | fraction_2=input('Please enter another fraction:\n')
| |
| 7 | fraction_2="".join(fraction_2.split()) | |
| 8 | fraction_2=fraction_2.replace('/',' ')
| |
| 9 | fraction_2=fraction_2.split() | |
| 10 | letters = set('abcdefghijklmnopqrstuvqxyz')
| |
| 11 | print(fraction_1) | |
| 12 | print(fraction_2) | |
| 13 | if letters in set(fraction_1): | |
| 14 | print(str(fraction_1).strip("['']"), 'is not a valid fraction. Ending program.')
| |
| 15 | elif letters in set(fraction_2): | |
| 16 | print(str(fraction_2).strip("['']"), 'is not a valid fraction. Ending program.')
| |
| 17 | elif fraction_1[1]==fraction_2[1]: | |
| 18 | same_denominator=(int(fraction_1[0])+int(fraction_2[0])) | |
| 19 | same_denominator=str(same_denominator) | |
| 20 | print(fraction_1[0]+"/"+fraction_1[1]+" + "+fraction_2[0]+"/"+fraction_2[1]+" = "+same_denominator+"/"+fraction_1[1]) | |
| 21 | elif fraction_1[1]!=fraction_2[1]: | |
| 22 | numerator=((int(fraction_1[0])*int(fraction_2[1]))+(int(fraction_2[0])*int(fraction_1[1]))) | |
| 23 | numerator=str(numerator) | |
| 24 | denominator=int(fraction_2[1])*int(fraction_1[1]) | |
| 25 | denominator=str(denominator) | |
| 26 | print(fraction_1[0]+"/"+fraction_1[1]+" + "+fraction_2[0]+"/"+fraction_2[1]+" = "+numerator+"/"+denominator) | |
| 27 | - | |
| 27 | + | |
| 28 | - | |
| 28 | + | try: |
| 29 | - | |
| 29 | + | frac_add() |
| 30 | - | |
| 30 | + | except NameError,e: |
| 31 | - | |
| 31 | + | print 'bad input' |
