10055. 陣列連加器

I'm a slow walker, but I never walk backwards.

Task Description
給定一陣列N,將N中全部的數相加並印出結果

Input Format
陣列N中包含三個整數,中間以空格隔開

Output Format
印出三個整數相加的總和

Sample Input

8 2 1

Sample Output

11

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