제출 #223591

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
223591	2020-04-15 14:24:02	DodgeBallMan	The Kingdom of JOIOI (JOI17_joioi)	C++14	100 / 100	1322 ms	39288 KiB

joioi

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#include <bits/stdc++.h>
using namespace std;
 
const int N = 2e3 + 10;
int H, W, A[N][N];
int gmin, gmax;
 
bool check( int th )
{
  int sep = 0;
  for( int i = 0 ; i < H ; ++i ) {
    for( int j = 0 ; j < W ; ++j ) {
      if( A[i][j] < gmax - th ) {
        sep = max( sep, j + 1 );
      }
    }
    for( int j = 0; j < W; ++j ) {
      if( gmin + th < A[i][j] ) {
        if (j < sep) return false;
      }
    }
  }
  return true;
}
void flip_row()
{
  for (int i = 0; i < H / 2; ++i) {
    for (int j = 0; j < W; ++j) {
      swap(A[i][j], A[H - 1 - i][j]);
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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컴파일 시 표준 에러 (stderr) 메시지

joioi.cpp: In function 'int main()':
joioi.cpp:56:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &H, &W);
  ~~~~~^~~~~~~~~~~~~~~~
joioi.cpp:59:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &(A[i][j]));
    ~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 45 / 45
• Subtask 3: 40 / 40