Submission #681136

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
681136	2023-01-12 12:09:39	arnold518	Reconstruction Project (JOI22_reconstruction)	C++17	42 / 100	5032 ms	225988 KiB

reconstruction

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 500;
const int MAXM = 1e5;
const int MAXQ = 1e6;
const int INF = 1e9+7;
struct Edge
{
  int u, v, w;
};
int N, M, Q;
Edge A[MAXM+10];
pii B[MAXQ+10];
vector<int> V[MAXM+10];
struct UF
{
  int par[MAXN+10], sz[MAXN+10];
  void init()
  {
    for(int i=1; i<=N; i++) par[i]=i, sz[i]=1;
  }
 
 
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Compilation message (stderr)

reconstruction.cpp: In function 'int main()':
reconstruction.cpp:84:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |    while(l<V2.size() || r<V[i].size())
      |          ~^~~~~~~~~~
reconstruction.cpp:84:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |    while(l<V2.size() || r<V[i].size())
      |                         ~^~~~~~~~~~~~
reconstruction.cpp:87:9: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   87 |     if(l<V2.size() && (r==V[i].size() || B[j].first-A[V2[l]].w<A[V[i][r]].w-B[j].first)) it=V2[l++];
      |        ~^~~~~~~~~~
reconstruction.cpp:87:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   87 |     if(l<V2.size() && (r==V[i].size() || B[j].first-A[V2[l]].w<A[V[i][r]].w-B[j].first)) it=V2[l++];
      |                        ~^~~~~~~~~~~~~
reconstruction.cpp:50:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   50 |  scanf("%d%d", &N, &M);
      |  ~~~~~^~~~~~~~~~~~~~~~
reconstruction.cpp:54:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   54 |   scanf("%d%d%d", &u, &v, &w);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~
reconstruction.cpp:58:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   58 |  scanf("%d", &Q);
      |  ~~~~~^~~~~~~~~~
reconstruction.cpp:59:31: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   59 |  for(int i=1; i<=Q; i++) scanf("%d", &B[i].first), B[i].second=i;
      |                          ~~~~~^~~~~~~~~~~~~~~~~~~

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