Submission #253541

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
253541	2020-07-28 07:43:06	DystoriaX	Bridges (APIO19_bridges)	C++14	100 / 100	2640 ms	6648 KiB

bridges

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#include <bits/stdc++.h>
 
#define fi first
#define se second
 
using namespace std;
 
typedef pair<int, int> pii;
 
struct Node{
  int u, sz_u, v, sz_v;
};
 
struct Query{
  int type, a, b, idx;
};
 
const int sq = 750;
 
int n, m, q;
 
int p[50010], sz[50010];
Node st[100010];
int cz;
 
pii edges[100010];
vector<int> eg;
 
int w[100010];
 
 
 
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Compilation message (stderr)

bridges.cpp: In function 'int main()':
bridges.cpp:137:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~
bridges.cpp:140:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &edges[i].fi, &edges[i].se, &w[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
bridges.cpp:143:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &q);
  ~~~~~^~~~~~~~~~
bridges.cpp:146:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &qry[i].type, &qry[i].a, &qry[i].b);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 16 / 16
• Subtask 3: 17 / 17
• Subtask 4: 14 / 14
• Subtask 5: 13 / 13
• Subtask 6: 27 / 27