제출 #63166 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
63166		kjp4155	두 박스 (KOI18_box)	C++17	컴파일 에러	0 ms	0 KiB

이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.

#include <stdio.h> #include <algorithm> int main(){ int px1, py1, px2, py2; int qx1, qy1, qx2, qy2; scanf("%d%d%d%d",&px1,&py1,&px2,&py2); scanf("%d%d%d%d",&qx1,&qy1,&qx2,&qy2); int x_left = max(px1, qx1); int x_right = min(px2, qx2); int y_bottom = max(py1, qy1); int y_top = min(py2, qy2); int xdiff = x_right - x_left; int ydiff = y_top - y_bottom; if( xdiff > 0 && ydiff > 0 ) printf("FACE\n"); else if( xdiff == 0 && ydiff > 0 ) printf("LINE\n"); else if( xdiff > 0 && ydiff == 0 ) printf("LINE\n"); else if( xdiff == 0 && ydiff == 0 ) printf("POINT\n"); else printf("NULL\n"); }

컴파일 시 표준 에러 (stderr) 메시지

box.cpp: In function 'int main()':
box.cpp:10:15: error: 'max' was not declared in this scope
  int x_left = max(px1, qx1);
               ^~~
box.cpp:10:15: note: suggested alternative:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from box.cpp:2:
/usr/include/c++/7/bits/stl_algo.h:3468:5: note:   'std::max'
     max(initializer_list<_Tp> __l, _Compare __comp)
     ^~~
box.cpp:11:16: error: 'min' was not declared in this scope
  int x_right = min(px2, qx2);
                ^~~
box.cpp:11:16: note: suggested alternative:
In file included from /usr/include/c++/7/algorithm:62:0,
                 from box.cpp:2:
/usr/include/c++/7/bits/stl_algo.h:3456:5: note:   'std::min'
     min(initializer_list<_Tp> __l, _Compare __comp)
     ^~~
box.cpp:7:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d",&px1,&py1,&px2,&py2);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
box.cpp:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d%d",&qx1,&qy1,&qx2,&qy2);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~