Submission #1111841

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1111841	2024-11-13 04:18:35	hungnt	Jousting tournament (IOI12_tournament)	C++17	Compilation error	0 ms	0 KiB

tournament

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#include <bits/stdc++.h>
#define BIT(x, k) (((x) >> (k)) & 1)
#define on(x, k) ((x) ^ (1ll << (k)))
#define pii pair<int, int>
#define fi first
#define se second
#define all(x) x.begin(), x.end()
#define ll long long
using namespace std;
 
const int N = 200005;
 
int n, ro, point;
vector<int> adj[N];
int a[N], bit[N], pa[N], h[N], par[20][N];
int pre[N], suf[N];
int numNode;
 
void update(int x, int v)
{
    for(; x <= n; x += x & -x) bit[x] += v;
}
 
int Find_pos(int v)
{
  int sum = 0;
  int pos = 0;
  
  for(int i= __lg(n); i>= 0; i--)
  {
 
 
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Compilation message (stderr)

tournament.cpp: In function 'int main()':
tournament.cpp:149:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  149 |         freopen(TASK".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
tournament.cpp:150:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  150 |         freopen(TASK".OUT", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/ld: /tmp/ccntMXG4.o: in function `main':
tournament.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccWqTv32.o:grader.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccWqTv32.o: in function `main':
grader.cpp:(.text.startup+0x118): undefined reference to `GetBestPosition(int, int, int, int*, int*, int*)'
collect2: error: ld returned 1 exit status