Here is a set of basic questions producing integer or string outputs. Answer them and format the result precisely with the JSON instructions provided:

Question 0 (Question id: q_xMar):
Calculate 3 - -3.

Question 1 (Question id: q_y2ju):
Your job is to return the last character of a string as a string. For example, the last char of "hello" is "o". Return the last character of the following string: "kinds"

Question 2 (Question id: q_kiAdTC5):
Your task is to count how many legs there are in total when given a list of animals.

Now, how many legs are there in total if you have 2 woodlouses, 2 chickens, 3 crickets, 2 shrimps, 1 grasshopper?
 Respond with an integer.

Question 3 (Question id: q_xcRC3Xl):
Solve for b: 18*b = 72 Respond with an integer.

Question 4 (Question id: q_Ov0C):
Calculate 5 - 4.

Question 5 (Question id: q_h8kjLHp):
Your job is to return the last character of a string as a string. For example, the last char of "hello" is "o". Return the last character of the following string: "each"



Return a JSON with each question id as a key.

Each key’s value must be an object holding an 'answer' field.
For even integer answers, include 'half_answer' equal to answer ÷ 2.
For string answers, include 'first_char' with the answer’s initial letter.

Now provide the result JSON using the described format.

{"ground_truth": {"q_xMar": {"answer": 6, "half_answer": 3}, "q_y2ju": {"answer": "s", "first_char": "s"}, "q_kiAdTC5": {"answer": 76, "half_answer": 38}, "q_xcRC3Xl": {"answer": 4, "half_answer": 2}, "q_Ov0C": {"answer": 1}, "q_h8kjLHp": {"answer": "h", "first_char": "h"}}}