解题思路:
注意事项:
参考代码:
#include <iostream> using namespace std; const int maxn = 50010; int arr[maxn]; int main(int argc, char *argv[]) { int n,ans = 0; cin >> n; for(int i = 0; i < n; i++){ cin >> arr[i]; } int max, min; for(int i = 0; i < n; i++){ max = arr[i]; min = arr[i]; for(int j = i; j < n; j++){ if(arr[j] < min) min = arr[j]; if(arr[j] > max) max = arr[j]; if(max - min == j - i) ans++; } } cout << ans; return 0; }
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