Submission #129837

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
129837	2019-07-13 10:20:44	onjo0127	물병 (JOI14_bottle)	C++11	100 / 100	2529 ms	138576 KiB

bottle

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#include <bits/stdc++.h>
using namespace std;
using pii = pair<int, int>;
using tiii = tuple<int, int, int>;
const int dx[4] = {0, 0, -1, 1};
const int dy[4] = {-1, 1, 0, 0};
const int _N = 200009;
vector<pii> adj[_N];
int A[_N], B[_N], D[2009][2009], um[2009][2009], U[_N], p[22][_N], mx[22][_N], l, in[_N], ou[_N], t;
bool vs[2009][2009];
char S[2009][2009];
int root(int x) {
  if(U[x] == x) return x;
  return U[x] = root(U[x]);
}
void merg(int u, int v, int w) {
  u = root(u); v = root(v);
  if(u != v) {
    // printf("%d <--> %d, cost: %d\n", u, v, w);
    adj[u].push_back({v, w});
    adj[v].push_back({u, w});
    U[u] = v;
  }
}
bool isup(int u, int v) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

bottle.cpp: In function 'int main()':
bottle.cpp:64:23: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  int H, W, P, Q; scanf("%d%d%d%d",&H,&W,&P,&Q);
                  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bottle.cpp:68:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf(" %c",&S[i][j]);
    ~~~~~^~~~~~~~~~~~~~~~
bottle.cpp:73:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d",&A[i],&B[i]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~
bottle.cpp:114:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int S, T; scanf("%d%d",&S,&T);
             ~~~~~^~~~~~~~~~~~~~

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