提交时间:2024-04-06 15:20:49

运行 ID: 141973

#include<iostream> #include<algorithm> using namespace std; const int N = 110; int n, a[N], s = 0; int main(){ while(cin >> n){ for(int i = 0; i < n; i++){ cin >> a[i]; } sort(a, a + n); if(a[0] != 1){ cout << 1 << endl; continue; } s = a[0]; for(int i = 1; i < n; i++){ if(a[i] > s + 1){ cout << s + 1 << endl; break; } else s += a[i]; } } }