#include using namespace std; const int N = 10000010; int a[N]; int res; /* 测试样例I 6 3 2 1 4 5 2 输出: 8 测试样例II 5 2 4 3 4 5 输出: 12 */ int main() { int n; cin >> n; for (int i = 0; i < n; i++) cin >> a[i]; for (int i = 0; i < n; i++) { int width = 1; for (int j = i - 1; j >= 0; j--) { if (a[j] < a[i]) break; width++; } for (int j = i + 1; j < n; j++) { if (a[j] < a[i]) break; width++; } res = max(res, width * a[i]); } cout << res << endl; return 0; }