
C++: двумерные массивы
Authored by Лада Торчик
Mathematics
University - Professional Development
Used 9+ times

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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Сколько элементов будет в двумерном массиве, созданном следующим образом:
int arr[10][10];
100
10
110
20
2.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Что будет выведено на экран после выполнения следующего фрагмента кода?
int arr[100][100];
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
arr[i][j] = i + j;
}
}
cout << arr[5][7];
12
10
35
137
3.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Что будет выведено на экран после выполнения следующего фрагмента кода?
int arr[100][100];
for (int i = 0; i < 10; i++) {
for (int j = 0; j < 10; j++) {
arr[i][j] = i * 10 + j;
}
}
cout << arr[3][1];
4
31
13
3
4.
MULTIPLE CHOICE QUESTION
30 sec • 15 pts
Какое из условий проверяет, что элемент квадратной матрицы находится НАД главной диагональю?
i == j
i < j
i > j
i + j < n - 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Какое из условий проверяет, что элемент квадратной матрицы находится НА побочной диагонали?
i + j == n + 1
i + j == n - 1
i > j
i + j > n - 1
i + j < n - 1
6.
MULTIPLE CHOICE QUESTION
45 sec • 15 pts
Какое из условий проверяет, что элемент квадратной матрицы находится НАД побочной и НАД главной диагональю?
i == j || i + j == n - 1
i < j || i + j < n - 1
i + j < n - 1 && i < j
i > j && i + j > n - 1
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