poj 3176 Cow Bowling

#include<iostream>
#define N 355
int a

,dp

;
int mymax(int c,int d)
{
return c>d?c:d;
}
int main()
{
int n,i,j;
scanf("%d",&n);
for(i=1;i<=n;i++)
for(j=1;j<=i;j++)
scanf("%d",&a[i][j]);
for(i=1;i<=n;i++)
dp
[i]=a
[i];
for(i=n-1;i>=1;i--)
for(j=1;j<=i;j++)
dp[i][j]=mymax(dp[i+1][j],dp[i+1][j+1])+a[i][j];
printf("%d/n",dp[1][1]);
return 0;
}