In this task, you're given a statement, and three sentences as choices. Your job is to determine which sentence clearly disagrees with the statement. Indicate your answer as '1', '2', or '3' corresponding to the choice number of the selected sentence.

Ex Input:
Statement:  "Army manual, eh? Choices:  1. Is it an army manual from the academy? 2. Is it an army manual? 3. Is it not an army manual.

Ex Output:
3


Ex Input:
Statement: (Note that this C-R function is based on the original air quality dataset used in the ACS study, covering 50 cities, and used the median PM2. Choices:  1. The mean of PM2 is used in the function. 2. A total of 50 cities were tested for the original air quality dataset. 3. Each of the 50 cities were also ranked for air quality from worst to best.

Ex Output:
1


Ex Input:
Statement: Although recognizing the difficulties, assumptions and inherent uncertainties in the overall enterprise, these analyses are based on peer-reviewed scientific literature and up-to-date assessment tools, and we believe the results are highly useful in assessing this proposal. Choices:  1. We believe that the results of these analyses will be useful in assessing this proposal.  2. The analyses were conducted by college graduates.  3. We find the results of these analyses totally worthless and not useful in assessing this proposal.

Ex Output:

3