CHALLENGE

ACTIVITY

$3\mathrm{.}4\mathrm{.}1$: Set basics.

$5471483154642032477$

Create variable unique$\_$animals as an empty set so that four strings can be read from input and added to unique$\_$animals.

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Note: Because sets are unordered, the set is printed using the sorted$()$ function here for comparison.

$1$

I$\text{'}.$ Your code goes here

animall $=$ input $()$

animal$2=$ input $()$

anima$13=$ input $()$

anima$14=$ input$()$

unique$\_$animals.add$($animal$1)$

unique$\_$animals.add$($animal$2)$

unique$\_$animals.add$($animal$3)$

unique$\_$animals.add$($animal$4)$

print$($sorted$($unique$\_$animals$))$

$2$

$3$

$4$

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