Read strings visited$\_$list$\_$name, place$1,$ place$2,$ and place$3$ from input. Then assign places$\_$visited$\_$str with the concatenation of the following:

visited$\_$list$\_$name

$\text{'}$: $\text{'}$

place$1$

$\text{'},\text{'}$

place$2$

$\text{'},\text{'}$

place$3$

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Ex: If the input is:

States I've been to

Kansas

Alaska

Iowa

then the output is:

States I've been to: Kansas, Alaska, Iowa