#include <iostream> using namespace std; int arr[50005]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; for (int i = 0; i < n; i++) { cin >> arr[i]; } int ans = 0, ans2 = 0; //maleje if (arr[0] > arr[1]) { for (int i = 1; i < n - 2; i++) { if (arr[i] >= arr[i + 1]) { ans++; } } cout << ans; } //rosniue if (arr[0] < arr[1]) { for (int i = 1; i < n - 2; i++) { if (arr[i] <= arr[i + 1]) { ans2++; } } cout << ans2; } if (arr[0] == arr[1]) { for (int i = 1; i < n - 2; i++) { if (arr[i] <= arr[i + 1]) { ans2++; } } for (int i = 1; i < n - 2; i++) { if (arr[i] >= arr[i + 1]) { ans++; } } if (ans2 > ans) { cout << ans + 1; } else { cout << ans2 + 1; } } }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 | #include <iostream> using namespace std; int arr[50005]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n; cin >> n; for (int i = 0; i < n; i++) { cin >> arr[i]; } int ans = 0, ans2 = 0; //maleje if (arr[0] > arr[1]) { for (int i = 1; i < n - 2; i++) { if (arr[i] >= arr[i + 1]) { ans++; } } cout << ans; } //rosniue if (arr[0] < arr[1]) { for (int i = 1; i < n - 2; i++) { if (arr[i] <= arr[i + 1]) { ans2++; } } cout << ans2; } if (arr[0] == arr[1]) { for (int i = 1; i < n - 2; i++) { if (arr[i] <= arr[i + 1]) { ans2++; } } for (int i = 1; i < n - 2; i++) { if (arr[i] >= arr[i + 1]) { ans++; } } if (ans2 > ans) { cout << ans + 1; } else { cout << ans2 + 1; } } } |