Add solution

.gitignore

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+
+*~
+*.swp
+*.bak
+*.pyc
+*.o
+.DS_Store
+.token

README.md

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+Challenging America word-gap prediction
+===================================
+
+Guess a word in a gap.
+
+Evaluation metric
+-----------------
+
+LikelihoodHashed is the metric

config.txt

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+--metric PerplexityHashed --precision 2  --in-header in-header.tsv  --out-header out-header.tsv

in-header.tsv

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+FileId	Year	LeftContext	RightContext

out-header.tsv

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+Word

run.py

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+#!/usr/bin/python3
+import sys
+for line in sys.stdin:
+    line = line.split('\t')
+    prev_word = line[6].split()[-1].replace('\\n', '')
+    next_word = line[7].split()[-1].replace('\\n', '')
+
+    if prev_word in ['he', 'she', 'it']:
+        print('is:0.6 was:0.3 :0.1')
+    elif prev_word == 'I':
+        print('am:0.6 was:0.3 :0.1')
+    elif prev_word == 'you':
+        print('are:0.6 were:0.3 :0.1')
+    elif prev_word == '.':
+        print('The:0.9 :0.1')
+    elif prev_word == 'The':
+        print('a:0.9 :0.1')
+    else:
+        print('the:0.5 a:0.4 :0.1')