제출 #288063

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
288063		dolijan	삶의 질 (IOI10_quality)	C++14	0 / 100	7 ms	512 KiB

quality

#include <bits/stdc++.h>
#include <stdlib.h>
//#include "quality.h"
using namespace std;
const int mn=3001;
int f(set<int>s)
{
	int sredina=s.size()/2;
	set<int>::iterator it=s.begin();
	int sta=0;
	while(it!=s.end())
	{
		sta++;
		it++;
		if(sta==sredina) return *it;
	}
	return 1;
}
int rectangle1(int r,int c,int h,int w,int q[mn][mn])
{
	int mn=r*c;
	for(int i=0;i<=r-h;i++)
	{
		set<int> s;
		for(int j=i;j<i+h;j++)
		{
			for(int k=0;k<c;k++)
			{
				s.insert(q[j][k]);
			}
		}
		mn=min(f(s),mn);
		for(int j=1;j<=c-w;j++)
		{
			for(int k=i;k<i+h;k++) s.erase(q[k][j-1]);
			for(int k=i;k<i+h;k++) s.insert(q[k][j+w-1]);
			mn=min(f(s),mn);
		}
	}
	return mn;
}
int rectangle(int R, int C, int H, int W, int Q[3001][3001]) {
	return rectangle1(R,C,H,W,Q);
}
static int R,C,H,W,Q[3001][3001],i,j,ans;
/*
int main(){
   scanf("%d%d%d%d",&R,&C,&H,&W);
   for (i=0;i<R;i++) for (j=0;j<C;j++) scanf("%d",&Q[i][j]);
   ans = rectangle(R,C,H,W,Q);
   printf("%d\n",ans);
   return 0;
}*/

컴파일 시 표준 에러 (stderr) 메시지

quality.cpp:45:38: warning: 'ans' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |                                      ^~~
quality.cpp:45:36: warning: 'j' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |                                    ^
quality.cpp:45:34: warning: 'i' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |                                  ^
quality.cpp:45:20: warning: 'Q' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |                    ^
quality.cpp:45:18: warning: 'W' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |                  ^
quality.cpp:45:16: warning: 'H' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |                ^
quality.cpp:45:14: warning: 'C' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |              ^
quality.cpp:45:12: warning: 'R' defined but not used [-Wunused-variable]
   45 | static int R,C,H,W,Q[3001][3001],i,j,ans;
      |            ^

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20