7.1. Egor, Nikita, and Innokentiy received three grades each for three tests, and all the grades turned out to be threes, fours, and fives. Egor said: "I have higher grades for two tests than Nikita." Nikita replied: “But I have better grades for two tests than Innokentiy." Innokentiy countered: “And I wrote two tests better than Egor." Could all the boys have told the truth?
Answer: yes, they could

Solution: Let Egor receive grades 5,4,3; Nikita - 4,3,5; Innokentiy - 3,5,4. Then the condition of the problem is satisfied.

Criteria: only answer - 0 points.

any correct example without verification - 7 points.