Submission #735407

#	Time	Username	Problem	Language	Result	Execution time	Memory
735407		distiled	Reversing a Sequence (IOI16_reverse)	C++14	Compilation error	0 ms	0 KiB

reverse

/**
 * File              : IOI16_reverse.cpp
 * Author            : distiled
 * Date              : 04.05.2023
 * Last Modified Date: 04.05.2023
 * Last Modified By  : distiled
 */
#include<bits/stdc++.h>
using namespace std;

void __print(int x) {cerr << x;}
void __print(long x) {cerr << x;}
void __print(long long x) {cerr << x;}
void __print(unsigned x) {cerr << x;}
void __print(unsigned long x) {cerr << x;}
void __print(unsigned long long x) {cerr << x;}
void __print(float x) {cerr << x;}
void __print(double x) {cerr << x;}
void __print(long double x) {cerr << x;}
void __print(char x) {cerr << '\'' << x << '\'';}
void __print(const char *x) {cerr << '\"' << x << '\"';}
void __print(const string &x) {cerr << '\"' << x << '\"';}
void __print(bool x) {cerr << (x ? "true" : "false");}
 
template<typename T, typename V>
void __print(const pair<T, V> &x);
template<typename T>
void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? ", " : ""), __print(i); cerr << "}";}
template<typename T, typename V>
void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ", "; __print(x.second); cerr << '}';}
void _print() {cerr << "]\n";}
template <typename T, typename... V>
void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
#ifdef DEBUG
#define dbg(x...) cerr << "\e[91m"<<__func__<<":"<<__LINE__<<" [" << #x << "] = ["; _print(x); cerr << "\e[39m" << endl;
#else
#define dbg(x...)
#endif

#define int long long
#define mod 1000000007
#define endl '\n'
#define FAST ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define MULTI int t;cin>>t;while(t--)

int nxt() {int n; cin >> n; return n;}

signed main() {
    FAST;
    int n; cin >> n;
    vector<int> a;
    for(int i = 0; i < n; i++) a.push_back(nxt());
    reverse(a.begin(), a.end());
    for(auto &i : a) cout << i << ' ';
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccfgaGcJ.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccEkSAPF.o:reverse.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccfgaGcJ.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