제출 #175552

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
175552		illiboy1212	방 배정하기 (KOI17_room)	C++14	0 / 100	2 ms	256 KiB

room

#include <cstdio>
#include <utility>
#include <algorithm>

using namespace std;

int n, m;

pair <int, int> arr[110];

pair <int ,int> brr[110];

pair<int,int> dp[1000000];

int main()
{

    int siz = 0;
    int k;
    int max = 0;

    scanf("%d %d", &n, &m);
    for (int i = 0; i < n; i++)
    {
        scanf("%d %d %d %d", &arr[i].first, &arr[i].second, &brr[i].first, &brr[i].second);
    }

    for (int i = 0; i < n; i++)
    {
        k=0;
        for (int j = 0; j <= siz ; j++)
        {
            if (dp[j].first + arr[i].first > m)
            {
            }
            else
            {
                k++;
                dp[siz+k].first = dp[j].first+arr[i].first;
                dp[siz+k].second = dp[j].second + arr[i].second;
            }
            if (dp[j].first + brr[i].first > m)
            {
            }
            else
            {
                k++;
                dp[siz+k].first = dp[j].first+brr[i].first;
                dp[siz+k].second = dp[j].second + brr[i].second;
            }
        }
        siz+=k;
    }

    for (int i = 0; i <= siz; i++)
    {
        if (dp[i].second > max)
        {
            max = dp[i].second;
        }
    }
    printf("%d", max);
}

컴파일 시 표준 에러 (stderr) 메시지

room.cpp: In function 'int main()':
room.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d", &n, &m);
     ~~~~~^~~~~~~~~~~~~~~~~
room.cpp:25:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d %d %d", &arr[i].first, &arr[i].second, &brr[i].first, &brr[i].second);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 5
• Subtask 3: 0 / 14
• Subtask 4: 0 / 78