Найдите сумму: \( +\) \( 7\) \( 7\) \( 7\) \( 1\) \( 2\) \( 3\)
Задание

Найдите сумму:

\(\displaystyle +\)\(\displaystyle 7\)\(\displaystyle 7\)\(\displaystyle 7\)
\(\displaystyle 1\)\(\displaystyle 2\)\(\displaystyle 3\)
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