iSort''' ( integerPair : remainingIntegerPairs )

 =  ins''' integerPair (iSort''' remainingIntegerPairs)
iSort''' ( integerPair : remainingIntegerPairs )

 =  ins''' integerPair (iSort''' remainingIntegerPairs)
iSort''' ( integerPair : remainingIntegerPairs )

 =  ins''' integerPair (iSort''' remainingIntegerPairs)