Submission #1252859

#	Time	Username	Problem	Language	Result	Execution time	Memory
1252859		nickolasarapidis	Triple Peaks (IOI25_triples)	C++20	Compilation error	0 ms	0 KiB

triples

//#include "triples.h"
#include <bits/stdc++.h>
using namespace std;

#define F first
#define S second

long long count_triples(vector<int> H){
    int N = H.size();
    long long ans = 0;
    for(int i = 0; i < N; i++){
        for(int j = i + 1; j < N; j++){
            for(int k = j + 1; k < N; k++){
                int dij = j - i, dik = k - i, djk = k - j;
                multiset<int> s1, s2;
                s1.insert(dij); s1.insert(dik); s1.insert(djk);
                s2.insert(H[i]); s2.insert(H[j]); s2.insert(H[k]);
                if(s1 == s2) ans++;
            }
        }
    }
    return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccxAshli.o: in function `main':
grader.cpp:(.text.startup+0x18a): undefined reference to `construct_range(int, int)'
collect2: error: ld returned 1 exit status