제출 #138848

실행 실패 (제출 코드 컴파일 에러)

Main.c:26:11: error: redefinition of ‘CCW’
   26 | long long CCW(CORD p1, CORD p2, CORD p3){
      |           ^~~
Main.c:15:11: note: previous definition of ‘CCW’ with type ‘long long int(CORD,  CORD,  CORD)’
   15 | long long CCW(CORD p1, CORD p2, CORD p3){
      |           ^~~
Main.c: In function ‘main’:
Main.c:58:9: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   58 |         scanf("%d %d %d %d", &lines[i].u.x,&lines[i].u.y,&lines[i].v.x,&lines[i].v.y);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~