# Problem 6

freeCodeCampDelhi · Jan 18, 2018 · ea0e3f1 · ea0e3f1
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diff --git a/CP/January Challenge 2018/rect.py b/CP/January Challenge 2018/rect.py
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+ans = ['NO','YES']
+for kohli in range(input()):
+    fi,se,th,fo = map(int,raw_input().split())
+    print ans[((fi^se^th^fo)==0)]
diff --git a/CP/January Challenge 2018/rext1.py b/CP/January Challenge 2018/rext1.py
@@ -0,0 +1,7 @@
+for x in xrange(int(raw_input())):
+  l = map(int, raw_input().split())
+  l = sorted(l)
+  if l[0] == l[1] and l[2] == l[3]:
+    print 'YES'
+  else:
+    print 'NO'