Submission #497801

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
497801	2021-12-23 21:08:24	wsh_la_fleche	Race (IOI11_race)	C++14	Compilation error	0 ms	0 KiB

race

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#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef pair<ld,ld> pld;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pii> vpi;
typedef vector<pll> vpl;
typedef vector<pld> vpd;
#define pb push_back
#define popb pop_back
#define all(v) (v).begin(),(v).end()
#define ff first
#define ss second
const ll MOD = 1e9 + 7;
const ll INF = 1e18;
int nx[4] = {1,-1,0,0}, ny[4] = {0,0,1,-1};
ll gcd(ll a , ll b) {return b ? gcd(b , a % b) : a ;}
 
 
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Compilation message (stderr)

race.cpp:2: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    2 | #pragma GCC optimization ("O3")
      | 
race.cpp:3: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    3 | #pragma GCC optimization ("unroll-loops")
      | 
/usr/bin/ld: /tmp/cc93Cqk4.o: in function `main':
race.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cchC9n04.o:grader.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cchC9n04.o: in function `main':
grader.cpp:(.text.startup+0x28): undefined reference to `best_path(int, int, int (*) [2], int*)'
collect2: error: ld returned 1 exit status