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测试了各种数据都没错,可一提交咋就WA啊?求大虾指点啊?

Posted by lanshanxunmeng at 2012-07-06 20:01:51 on Problem 1088
#include<stdio.h>
int dp[101][101]={0};
int r[101][101]={0};
int main()
{
	int search(int i,int j,int m,int n);
	int m,n,i,j;
//	scanf("%d %d",&m,&n);
	while(scanf("%d %d",&m,&n)!=EOF)
	{
		for(i=0;i<m;i++)
			for(j=0;j<n;j++)
			{
				r[i][j]=0;
				scanf("%d",&dp[i][j]);
			}
		int max=0,temp;
		for(i=0;i<m;i++)
			for(j=0;j<n;j++)
			{
				temp=search(i,j,m,n);
				if(temp>max)
					max=temp;
			}
		printf("%d\n",max);
	}
	return 1;
}
int search(int i,int j,int m,int n)
{
	if(r[i][j])//
		return r[i][j];
	int temp[4],max=0;
	if(i+1<m&&dp[i+1][j]<dp[i][j])
    	temp[0]=search(i+1,j,m,n);
	if(i-1>=0&&dp[i-1][j]<dp[i][j])
    	temp[1]=search(i-1,j,m,n);
	if(j+1<n&&dp[i][j+1]<dp[i][j])
    	temp[2]=search(i,j+1,m,n);
	if(j-1>=0&&dp[i][j-1]<dp[i][j])
    	temp[3]=search(i,j-1,m,n);
	for(int k=0;k<4;k++)
		if(temp[k]>max)
			max=temp[k];
		r[i][j]=max+1;
		return r[i][j];
}

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