제출 #97449

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
97449	2019-02-16 09:01:44	Kastanda	Luxury burrow (IZhO13_burrow)	C++11	100 / 100	493 ms	14172 KiB

burrow

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// I do it for the glory
#include<bits/stdc++.h>
using namespace std;
const int N = 1009;
int n, m, k, L[N], R[N], A[N][N], up[N];
inline int Solve(int X)
{
    int MX = 0;
    memset(up, 0, sizeof(up));
    for (int i = 1; i <= n; i++)
    {
        up[0] = up[m + 1] = -1;
        for (int j = 1; j <= m; j++)
            up[j] = (A[i][j] < X) ? (0) : (up[j] + 1);
        for (int j = 1; j <= m; j++)
        {
            L[j] = j - 1;
            while (up[L[j]] >= up[j])
                L[j] = L[L[j]];
        }
        for (int j = m; j; j--)
        {
            R[j] = j + 1;
            while (up[R[j]] >= up[j])
                R[j] = R[R[j]];
            MX = max(MX, (R[j] - L[j] - 1) * up[j]);
        }
    }
    return MX;
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

burrow.cpp: In function 'int main()':
burrow.cpp:33:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d", &n, &m, &k);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~
burrow.cpp:36:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
             scanf("%d", &A[i][j]);
             ~~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 100 / 100