C++编程：输入n个正整数累加，找出总和首超100时的数字序号

```cpp #include <iostream> using namespace std; int main() { int n; cin >> n; int sum = 0; int num; for (int i = 1; i <= n; i++) { cin >> num; sum += num; if (sum > 100) { cout << i << endl; return 0; } } return 0; } ``` ######[AI问答 | 97点数解答 | 2025-12-05 23:15:46]