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dlopezh1@eafit.edu.co parcial2 > sumarDiagonaPpal
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Se tiene una matriz de n x n y se desea halla la suma de la diagonal principal. La matriz esta representada como vector. ejemplo para la matriz a de 2x2 se tiene {1,2,2,1}


sumarDiagonaPpal([13, 3, 3, 3], 2) → 16
sumarDiagonaPpal([1, 1, 1, 1, 1, 1, 1, 1, 1], 3) → 3
sumarDiagonaPpal([22, 42, 53, 2], 2) → 24

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public int sumarDiagonaPpal(int [] a, int num) { }

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