How to input array in c++
There are many ways to enter an array in C, the most commonly used ones include: using std::cin: enter the array elements one by one. Use array initializer: Initialize array elements directly. Using getline and isringstream: Read from a line of input and convert to an array.
How to enter an array in C
There are many ways to enter an array in C. The most common methods are listed below:
1. Use std::cin
int main() { int arr[10]; // 声明一个长度为 10 的数组 // 使用 std::cin 输入数组元素 for (int i = 0; i < 10; i++) { std::cin >> arr[i]; } return 0; }
2. Use an array initializer
int main() { // 使用数组初始化器创建数组 int arr[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}; return 0; }
3. Use getline
int main() { std::string input; std::getline(std::cin, input); // 从标准输入读取一行 // 将输入字符串转换为数组 std::istringstream iss(input); int arr[10]; for (int i = 0; i < 10; i++) { iss >> arr[i]; } return 0; }
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