Submission #1349261

#	Time	Username	Problem	Language	Result	Execution time	Memory
1349261		trimkus	Triple Peaks (IOI25_triples)	C++20	8 / 100	2095 ms	1860 KiB

triples

#include "triples.h"
#include <bits/stdc++.h>
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
using namespace std;
using ll = long long;


long long count_triples(std::vector<int> H) {
  int n = sz(H);
  int ret = 0;
  for (int i = 0; i < n; ++i) {
   for (int j = i + 1; j < n; ++j) {
    for (int k = j + 1; k < n; ++k) {
     vector<int> a = {H[i], H[j], H[k]};
     sort(all(a));
     vector<int> b = {j - i, k - i, k - j};
     sort(all(b));
     ret += a == b;
    }
   }
  }
  return ret;
}





std::vector<int> construct_range(int M, int K) {
  return {};
}

• Subtask 0: 0 / 0
• Subtask 1: 8 / 8
• Subtask 2: 0 / 6
• Subtask 3: 0 / 10
• Subtask 4: 0 / 11
• Subtask 5: 0 / 16
• Subtask 6: 0 / 19
• Subtask 7: 0 / 5
• Subtask 8: 0 / 5
• Subtask 9: 0 / 5
• Subtask 10: 0 / 5
• Subtask 11: 0 / 5
• Subtask 12: 0 / 5