
повторение

Quiz
•
Mathematics
•
8th - 11th Grade
•
Medium
Лада Торчик
Used 8+ times
FREE Resource
6 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
45 sec • 7 pts
Что такое двумерный массив?
В ответе используйте ровно два слова
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Выберете правильный вариант объявления двумерного массива
int arr[10,20];
int arr[10][20];
int arr[10]20];
int arr[10][20]
3.
MULTIPLE CHOICE QUESTION
45 sec • 5 pts
Нужный нам элемент массива arr находится на пересечении 2-ой строки и 3-его столбца.
Как к нему обратиться?
arr[3][2]
arr[1][2]
arr[2][3]
arr[2][1]
4.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Двумерный массив можно заполнить или вывести при помощи вложенного цикла
да
нет
точно нет
смотря какой цикл использовать
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
for (int i = 0; i < n; ++i)
for (int j = 0; j < n; ++j)
if (i == j)
cout << arr[i][j] << " ";
Что будет выведено на экран?
1 2 3 4
1 5 9 6
4 7 8 5
1 6 7 2
6.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
А какое из условий проверяет, что элемент лежит на побочной диагонали?
i + j == n
i == j + 1
i + j == n - 1
i + 1 == n + j
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