package cap3

func Ex25(studentScore [][]int) int {
    studentCount := 0
    for _, scores := range studentScore {
        scoreCount := 0
        for _, score := range scores {
            if score >= 90 {
                scoreCount++
            }

            if scoreCount > 3 {
                studentCount++
                break
            }
        }
    }

    return studentCount
}