#include<bits/stdc++.h>
using namespace std;
int a[41][41]={0};
int main()
{
int n,i,j,m,k,h;
cin>>n>>m;
for(i=1;i<=n;++i)
{
for(j=1;j<=m;++j)
{
cin>>a[i][j];
}
}
i=1;
j=1;
h=a[1][1];
a[1][1]=0;
while(1)
{
if(i==n&&j==m)
{
break;
}
k=max(a[i][j+1],max(a[i-1][j],max(a[i+1][j],a[i][j-1])));
h=h+k;
if(k==a[i][j+1])
{
j=j+1;
a[i][j]=0;
}
if(k==a[i][j-1])
{
j=j-1;
a[i][j]=0;
}
if(k==a[i+1][j])
{
i=i+1;
a[i][j]=0;
}
if(k==a[i-1][j])
{
i=i-1;
a[i][j]=0;
}
}
cout<<h;
return 0;
}
by 徐熙凯 @ 2018-09-17 21:19:44
希望更丰富的展现？使用Markdown
by cecilia_sankta @ 2018-09-17 21:23:06