Problem #PRU-103964

Problemas Teoría de Números Divisibilidad División con restos. Aritmética de restos Aritmética de restos Métodos Principio de casillas Principio de casillas (otro)
 12–14  3.0

Problem

There are \(n\) integers. Prove that among them either there are several numbers whose sum is divisible by \(n\) or there is one number divisible by \(n\) itself.