Output "Hello World" if $a is greater than $b.
$a
$b
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$a = 50; $b = 10; w3exercise_input_no_0 w3exercise_input_no_1 > w3exercise_input_no_2 { echo "Hello World"; }
w3exercise_input_no_0
w3exercise_input_no_1
w3exercise_input_no_2
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