제출 #63167

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
63167		kjp4155	두 박스 (KOI18_box)	C++17	100 / 100	4 ms	1000 KiB

box

#include <stdio.h>
#include <algorithm>
using namespace std;

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:8:7: 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:9:7: 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);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 33 / 33
• Subtask 2: 30 / 30
• Subtask 3: 37 / 37