#include<stdio.h>
#define N 4
int fun(int a[][N])
{
int i,j,max=a[0][0];
for(i=0;i<2;i++)
for(j=0;j<N;j++)
if(max<a[i][j])
max=a[i][j];
return max;
}
main()
{
int aa[2][N]={1,2,3,4,8,43,56,12};
printf("max=%d\n",fun(aa));
}原文：http://blog.csdn.net/u013116579/article/details/38129589