Files
OI-source/1.1854.cpp
2023-08-03 09:22:52 +08:00

34 lines
758 B
C++

#include<cstdio>
#include<cstring>
#include<algorithm>
#include<stack>
using namespace std;
int n,m,a[105][105],f[105][105],pre[105][105];
int main()
{
#ifdef local
freopen("pro.in","r",stdin);
#endif
scanf("%d%d",&n,&m);
for(int i=1;i<=n;i++) for(int j=1;j<=m;j++) scanf("%d",&a[i][j]);
for(int i=1;i<=m;i++) f[1][i]=a[1][i];
for(int i=2;i<=n;i++)
for(int j=i;j<=m;j++)
for(int k=i-1;k<j;k++)
if(f[i-1][k]+a[i][j]>f[i][j])
{
pre[i][j]=k;
f[i][j]=f[i-1][k]+a[i][j];
}
int id=n;
for(int i=n+1;i<=m;i++) if(f[n][i]>f[n][id]) id=i;
printf("%d\n",f[n][id]);
int p=id; stack<int> stk;
for(int i=n;i>=1;i--)
{
stk.push(p);
p=pre[i][p];
}
while(stk.size()) { printf("%d ",stk.top()); stk.pop(); } puts("");
return 0;
}