Problem

10 /12


unidades honorárias

Problem

A entrada é um número n. Imprima uma matriz de tamanho n por n, na qual as linhas com índices pares contêm 1 e o restante — zeros.
 
Exemplos
# Entrada Saída
1 5 [[1 1 1 1 1]
 [0 0 0 0 0]
 [1 1 1 1 1]
 [0 0 0 0 0]
 [1 1 1 1 1]]

time 1000 ms
memory 256 Mb
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