intmax(inta[3][4])
{
inti,j,max;
max=a[0][0];
for(i=0;i<3;i++)
for(j=0;j<4;j++)
if(max
max=a[i][j];
return(max);
}
intmain()
intmax(inta[][4]);
inta[3][4]={{1,2,3,4},{4,5,6,7},{8,4,21,4}};
printf(“themaxnumberis%d\n”,max(a));
