ensure that there is no division by zero to check the fourth constraint of Jury criteria
ensure that there is no division by zero to check the fourth constraint of Jury criteria

Signed-off-by: Lucas Cordeiro <0991a736ff71ac851dd9d4ccd1fc11e28a454326@gmail.com>

ssvlab/dsverifier,ssvlab/dsverifier,ssvlab/dsverifier,ssvlab/dsverifier,ssvlab/dsverifier,ssvlab/dsverifier,ssvlab/dsverifier