## P3534 [POJ1163] The Triangle

**Description**

7 3 8 8 1 0 2 7 4 4 4 5 2 6 5 (Figure 1)

**Input**

Your program is to read from standard input. The first line contains one integer $N$: the number of rows in the triangle. The following N lines describe the data of the triangle. The number of rows in the triangle is $> 1$ but $<= 100$. The numbers in the triangle, all integers, are between 0 and 99.

**Output**

Your program is to write to standard output. The highest sum is written as an integer.

**Sample Input**

**Sample Output**