Submission #498026

#	Time	Username	Problem	Language	Result	Execution time	Memory
498026		evenvalue	Reversing a Sequence (IOI16_reverse)	C++17	Compilation error	0 ms	0 KiB

reverse

#include "reverse.h"
#include <algorithm>
#include <array>
#include <cassert>
#include <chrono>
#include <cmath>
#include <cstdio>
#include <functional>
#include <iomanip>
#include <iostream>
#include <map>
#include <numeric>
#include <queue>
#include <set>
#include <string>
#include <vector>
using namespace std;

using int64 = int64_t;
using ld = long double;

[[maybe_unused]] int readInt() {
  int x;
  cin >> x;
  return x;
}
[[maybe_unused]] int64 readInt64() {
  int64 x;
  cin >> x;
  return x;
}
[[maybe_unused]] string readString() {
  string s;
  cin >> s;
  return s;
}
[[maybe_unused]] double readDouble() {
  return stod(readString());
}
[[maybe_unused]] ld readLongDouble() {
  return stold(readString());
}
template<typename T1, typename T2>
[[maybe_unused]] pair<T1, T2> readPair() {
  pair<T1, T2> p;
  cin >> p.first >> p.second;
  return p;
}
template<typename T>
[[maybe_unused]] vector<T> readVec(const int sz) {
  vector<T> v(sz);
  for (T &x : v) {
    cin >> x;
  }
  return v;
}
template<typename T>
[[maybe_unused]] vector<vector<T>> readVecVec(const int n, const int m) {
  vector<vector<T>> a(n);
  for (vector<T> &v : a) {
    v = readVec<T>(m);
  }
  return a;
}

const int64 kInf64 = 2e18 + 10;
const int kInf = 1e9 + 10;
const int kMod = 1e9 + 7;

vector<int64> reverse(vector<int64> a) {
  reverse(a.begin(), a.end());
  return a;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccqOf0VE.o: in function `main':
grader.cpp:(.text.startup+0x17d): undefined reference to `reverse(std::vector<long long, std::allocator<long long> >)'
collect2: error: ld returned 1 exit status