Submission #1254047

#	Time	Username	Problem	Language	Result	Execution time	Memory
1254047		vpinx	Triple Peaks (IOI25_triples)	C++20	Compilation error	0 ms	0 KiB

triples

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

int count_triples(vector<int> h) {
    int n = h.size(), ans = 0;
    for (int i = 0; i < n - 2; i++) {
        for (int j = i + 1; j < n - 1; j++) {
            for (int z = j + 1; z < n; z++) {
                vector<int> v = {h[i], h[j], h[z]};
                vector<int> d = {j - i, z - i, z - j};
                
                sort(v.begin(), v.end());
                sort(d.begin(), d.end());
                if (v == d) ans++;
            }
        }
    }
    return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccLRM2ic.o: in function `main':
grader.cpp:(.text.startup+0x18a): undefined reference to `construct_range(int, int)'
/usr/bin/ld: grader.cpp:(.text.startup+0x37b): undefined reference to `count_triples(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status