제출 #253537

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
253537	2020-07-28 07:34:36	DystoriaX	다리 (APIO19_bridges)	C++14	44 / 100	3009 ms	6332 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 Query{
  int type, a, b, idx;
};
const int sq = 1000;
int n, m, q;
int p[50010], sz[50010];
pii edges[100010];
vector<int> eg;
int w[100010];
Query qry[100010];
int ans[100010];
void init(){
  iota(p, p + n + 1, 0);
  fill(sz, sz + n + 1, 1);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

bridges.cpp: In function 'int main()':
bridges.cpp:153:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &m);
  ~~~~~^~~~~~~~~~~~~~~~
bridges.cpp:156:8: 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:159:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &q);
  ~~~~~^~~~~~~~~~
bridges.cpp:162:8: 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);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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