제출 #49659

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
49659	2018-06-01 18:14:22	model_code	Dangerous Skating (JOI16_skating)	C++17	100 / 100	410 ms	55892 KiB

skating

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#include <cstdio>
#include <queue>
#include <vector>
using namespace std;
const int INF = 1001001001;
int in() { int x; scanf("%d", &x); return x; }
const int MAX = 2048;
char F[MAX][MAX];
int U[MAX][MAX], R[MAX][MAX], D[MAX][MAX], L[MAX][MAX], A[MAX][MAX];
int main() {
  const int H = in();
  const int W = in();
  for (int i = 0; i < H; ++i) {
    scanf("%s", F[i]);
    for (int j = 0; j < W; ++j) {
      A[i][j] = INF;
    }
  }
  const int sr = in() - 1;
  const int sc = in() - 1;
  const int gr = in() - 1;
  const int gc = in() - 1;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

skating.cpp: In function 'int in()':
skating.cpp:9:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
 int in() { int x; scanf("%d", &x); return x; }
                   ~~~~~^~~~~~~~~~
skating.cpp: In function 'int main()':
skating.cpp:20:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%s", F[i]);
     ~~~~~^~~~~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 65 / 65
• Subtask 3: 22 / 22