Constructing a cipher or hash to exhibit a substantial avalanche effect is one of its primary design objectives.
['is']
['Constructing', 'a', 'cipher', 'or', 'hash', 'to', 'exhibit', 'a', 'substantial', 'avalanche', 'effect', 'is', 'one', 'of', 'its', 'primary', 'design', 'objectives.']