{"id":"weighted-average","engine":"core","category":"math","name":"Взвешенное среднее","fields":[{"key":"values","label":"Значение","type":"textarea","default":"80, 90, 75","required":true},{"key":"weights","label":"Веса","type":"textarea","default":"30, 40, 30","required":true}],"sample":{"values":"80, 90, 75","weights":"30, 40, 30"}}