请你补全代码,把数组a的所有元素都赋值为100。 输入: 无 输出: 共二十行,每行一个整数,为数组中的每个数。 输入样例: 无 输出样例: 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100#include <iostream> using namespace std; int main() { int a[20]; for ( ) { } for (int i = 0; i < 20; i++) { cout << a[i] << endl; } return 0; }
```cpp #include <iostream> using namespace std; int main() { int a[20]; for (int i = 0; i < 20; i++) { a[i] = 100; } for (int i = 0; i < 20; i++) { cout << a[i] << endl; } return 0; } ``` 上述代码中,第一个`for`循环的作用是遍历数组`a`的每一个元素,将每个元素赋值为`100`。第二个`for`循环的作用是遍历数组`a`并输出每个元素的值,每行输出一个元素。 [2025-11-01 19:14:57 | AI问答 | 164点数解答]
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