Submission #575119

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
575119	2022-06-09 17:17:50	Sorting	Reconstruction Project (JOI22_reconstruction)	C++17	42 / 100	5078 ms	400372 KiB

reconstruction

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
template<class T> void check_min(T &a, const T &b){ a = (a < b) ? a : b; }
template<class T> void check_max(T &a, const T &b){ a = (a > b) ? a : b; }
#define all(x) (x).begin(), (x).end()
const int N = 500 + 3;
const int M = 1e5 + 3;
const int Q = 1e6 + 3;
const int INF = 1e9;
int n, m, q;
array<ll, 3> e[M];
ll x[Q];
struct DSU{
    int sz[N], par[N];
    void init(int n){
        for(int i = 1; i <= n; ++i)
            sz[i] = 1, par[i] = i;
    }
    int getP(int x){
        if(par[x] == x) return x;
        return par[x] = getP(par[x]);
    }
 
 
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Compilation message (stderr)

reconstruction.cpp: In function 'll get_ans(int*, int*, ll, int)':
reconstruction.cpp:53:9: warning: unused variable 'cnt' [-Wunused-variable]
   53 |     int cnt = 0;
      |         ^~~
reconstruction.cpp: In function 'int main()':
reconstruction.cpp:134:27: warning: 'e2' may be used uninitialized in this function [-Wmaybe-uninitialized]
  134 |         auto ans = get_ans(e1, e2, x[i], ptr);
      |                    ~~~~~~~^~~~~~~~~~~~~~~~~~~
reconstruction.cpp:134:27: warning: 'e1' may be used uninitialized in this function [-Wmaybe-uninitialized]

• Subtask 1: 3 / 3
• Subtask 2: 4 / 4
• Subtask 3: 0 / 7
• Subtask 4: 0 / 28
• Subtask 5: 35 / 35
• Subtask 6: 0 / 23