제출 #432648

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
432648		daniel920712	도시들 (IOI15_towns)	C++14	0 / 100	236 ms	388 KiB

towns

#include "towns.h"
#include <stdio.h>
#include <map>
#include <set>
using namespace std;
int all[205][205]={0};
map < int , int > tt;
int hubDistance(int N, int sub)
{
    int i,j,k,ans=2e9,a,b,c,x,y,z;
    for(i=0;i<N;i++)
    {
        for(j=i+1;j<N;j++) all[i][j]=all[j][i]=getDistance(i,j);
    }
    for(i=0;i<N;i++)
    {
        for(j=0;j<N;j++)
        {
            if(i==j) continue;
            tt.clear();
            for(k=j+1;k<N;k++)
            {
                a=all[i][j];
                b=all[i][k];
                c=all[j][k];
                z=(a+b+c)/2-a;
                y=(a+b+c)/2-b;
                x=(a+b+c)/2-c;
                tt[x]=max(tt[x],max(max(x,y),z));

            }
            for(auto k:tt)
            {
                //printf("%d %d %d\n",i,k.first,k.second);
                ans=min(ans,k.second);
            }
        }
    }

	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

towns.cpp: In function 'int hubDistance(int, int)':
towns.cpp:32:22: warning: declaration of 'k' shadows a previous local [-Wshadow]
   32 |             for(auto k:tt)
      |                      ^
towns.cpp:10:13: note: shadowed declaration is here
   10 |     int i,j,k,ans=2e9,a,b,c,x,y,z;
      |             ^
towns.cpp:8:28: warning: unused parameter 'sub' [-Wunused-parameter]
    8 | int hubDistance(int N, int sub)
      |                        ~~~~^~~

• Subtask 1: 0 / 13
• Subtask 2: 0 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 10
• Subtask 5: 0 / 13
• Subtask 6: 0 / 39