제출 #341965

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
341965		Hazem	Maja (COCI18_maja)	C++14	44 / 110	2075 ms	620 KiB

maja

/*
ID: tmhazem1
LANG: C++14
TASK: pprime
*/

#include <bits/stdc++.h>
using namespace std;

#define S second
#define F first
#define LL long long

const int N = 104;


LL LINF = 100000000000000000;
LL INF = 1000000000;
int MOD = 1e9+7;

LL dp[N][N][2];
LL vals[N][N];

int main()
{
    // freopen("out.txt","w",stdout);
    int n,m,a,b,k;
    scanf("%d%d%d%d%d",&n,&m,&a,&b,&k);

    for(int i=1;i<=n;i++)
        for(int j=1;j<=m;j++)
        scanf("%lld",&vals[i][j]);

    for(int i=0;i<=n+1;i++)
        for(int j=0;j<=m+1;j++)
            dp[i][j][0] = dp[i][j][1] = -LINF;

    dp[a][b][0] = 0;
    for(int k1=1;k1<=k;k1++)
        for(int i=1;i<=n;i++)
            for(int j=1;j<=m;j++)
            dp[i][j][k1&1] = max({dp[i-1][j][1-(k1&1)],dp[i+1][j][1-(1&k1)],dp[i][j-1][1-(1&k1)],dp[i][j+1][1-(1&k1)]})+vals[i][j];

    printf("%lld\n",dp[a][b][0]);
}       

컴파일 시 표준 에러 (stderr) 메시지

maja.cpp: In function 'int main()':
maja.cpp:28:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   28 |     scanf("%d%d%d%d%d",&n,&m,&a,&b,&k);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
maja.cpp:32:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   32 |         scanf("%lld",&vals[i][j]);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 11 / 11
• Subtask 3: 11 / 11
• Subtask 4: 11 / 11
• Subtask 5: 0 / 11
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