제출 #48530

실행 실패 (제출 코드 컴파일 에러)

Main.c: In function ‘deque’:
Main.c:21:19: warning: ‘return’ with a value, in function returning void [-Wreturn-type]
   21 |         return que[head++];
      |                ~~~^~~~~~~~
Main.c:20:6: note: declared here
   20 | void deque() {
      |      ^~~~~
Main.c: In function ‘bfs’:
Main.c:30:33: error: invalid initializer
   30 |                 point current = deque();
      |                                 ^~~~~
Main.c:34:29: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   34 |                         if (map[cx][i] = 1 && !visit[i]) {
      |                             ^~~
Main.c:31:21: warning: unused variable ‘nx’ [-Wunused-variable]
   31 |                 int nx = current.cx;
      |                     ^~
Main.c: In function ‘main’:
Main.c:62:24: error: ‘j’ undeclared (first use in this function)
   62 |                 map[i][j] = 1, map[j][i] = 1;
      |                        ^
Main.c:62:24: note: each undeclared identifier is reported only once for each function it appears in
Main.c:62:30: warning: left-hand operand of comma expression has no effect [-Wunused-value]
   62 |                 map[i][j] = 1, map[j][i] = 1;
      |                              ^
Main.c: In function ‘enque’:
Main.c:18:1: warning: control reaches end of non-void function [-Wreturn-type]
   18 | }
      | ^
Main.c: In function ‘main’:
Main.c:48:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   48 |         scanf("%d", &n);
      |         ^~~~~~~~~~~~~~~
Main.c:49:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   49 |         scanf("%d", &m);
      |         ^~~~~~~~~~~~~~~
Main.c:60:25: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   60 |                         scanf("%d%d", &a, &b);
      |                         ^~~~~~~~~~~~~~~~~~~~~