I can't solve this: Understanding Uninitialized Variables

Tell us what’s happening:

Your code so far


// Initialize these three variables
var a;
var b;
var c;

// Do not change code below this line

a = a + 1;
b = b + 5;
c = c + " String!";
var a = 6;
var b = 15;
var c = c + "I am a string!";

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Link to the challenge:
https://learn.freecodecamp.org/javascript-algorithms-and-data-structures/basic-javascript/understanding-uninitialized-variables

take a look here: I need help with undefined and i do not know what to do

@snowmonkey thanks alot:clap: I had figure it out :+1: