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这个怎么超时了?怎么缩减?In Reply To:求牛人看看 动态规划超时 Posted by:niuniu2006 at 2007-10-12 17:03:32 #include<iostream>
using namespace std;
int a[100][100],m=1,r,c,temp=1,maxway=0;
void digui(int i,int j){
if(j<c-1&&a[i][j]>a[i][j+1]){
++temp;
if(temp>m)m=temp;
digui(i,j+1);
}
if(i<r-1&&a[i][j]>a[i+1][j]){
++temp;
if(temp>m)m=temp;
digui(i+1,j);
}
if(j>0&&a[i][j]>a[i][j-1]){
++temp;
if(temp>m)m=temp;
digui(i,j-1);
}
if(i>0&&a[i][j]>a[i-1][j]){
++temp;
if(temp>m)m=temp;
digui(i-1,j);
}
--temp;
}
void main(){
cin>>r>>c;
for(int i=0;i<r;++i)
for(int j=0;j<c;++j)
cin>>a[i][j];
for(i=0;i<r;++i){
for(int j=0;j<c;++j){
digui(i,j);
temp=1;
}
}
cout<<m;;
}
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