Switch to side-by-side view

--- a
+++ b/paf-prediction-challenge-database-1.0.0/p11c.hea
@@ -0,0 +1,3 @@
+p11c 2 128 38400
+p11c.dat 16 200/mV 12 0 -10 16121 0 ECG0
+p11c.dat 16 200/mV 12 0 -27 -24136 0 ECG1