Submission #1028535

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1028535	2024-07-20 03:54:45	May27_th	Bubble Sort 2 (JOI18_bubblesort2)	C++17	Compilation error	0 ms	0 KiB

bubblesort2

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#include<bits/stdc++.h>
using namespace std;
#define i64 long long
#define i128 __int128
#define mp make_pair
#define pb push_back
#define all(x) (x).begin(), (x).end()
i64 a[300005];
struct Tree {
  const i64 INF = 1e18;
  struct Data {
    i64 lf, rg, ans;
  };
  vector<Data> st;
  Tree (int _N) : st(4 * _N + 4) {}
  Data combine(Data lf, Data rg) {
    Data res;
    res.lf = lf.lf;
    res.rg = rg.rg;
    res.ans = lf.ans + rg.ans + (lf.rg > rg.lf);    
    return res;
  }
  void build(int id, int l, int r) {
    if (l == r) {
      st[id].lf = st[id].rg = a[l];
      st[id].ans = 0;
      return;
    }
    int mid = (l + r)/2;
    build(id * 2, l, mid);
 
 
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Compilation message (stderr)

/usr/bin/ld: /tmp/cck0PipD.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccIizFpF.o:bubblesort2.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status