제출 #146586

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
146586	2019-08-24 14:58:01	maruii	물병 (JOI14_bottle)	C++14	100 / 100	1914 ms	238916 KiB

bottle

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#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
#define ff first
#define ss second
char S[2005][2005];
int dx[] = {1, 0, -1, 0}, dy[] = {0, 1, 0, -1};
pii vis[2005][2005]; // sc, dist
queue<pair<pii, int> > q; // x, y, sc
int maxDist;
pii upa[200005];
int rnk[200005];
int fnd(int x, int c) { return upa[x].ss > c ? x : fnd(upa[x].ff, c); }
void uni(int x, int y, int c) {
  x = fnd(x, c), y = fnd(y, c);
  if (x == y) return;
  if (rnk[x] < rnk[y]) swap(x, y);
  upa[y] = pii(x, c);
  if (rnk[x] == rnk[y]) ++rnk[x];
  maxDist = max(maxDist, c);
}
int main() {
  ios_base::sync_with_stdio(0), cin.tie(0);
  int H, W, P, Q; cin >> H >> W >> P >> Q;
  for (int i = 1; i <= H; ++i) cin >> S[i] + 1;
  for (int i = 1; i <= P; ++i) {
    int x, y; cin >> x >> y;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

bottle.cpp: In function 'int main()':
bottle.cpp:28:43: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
  for (int i = 1; i <= H; ++i) cin >> S[i] + 1;
                                      ~~~~~^~~
bottle.cpp:68:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    int m = l + r >> 1;
            ~~^~~

• Subtask 1: 10 / 10
• Subtask 2: 30 / 30
• Subtask 3: 30 / 30
• Subtask 4: 30 / 30