Magic Matrix

function magicMatrices(matrix) {

    for(let i = 0;i < matrix.length-1;i++){
        let rowOne = matrix[0].reduce((p,c,i,a)=> p + c,0);
        let rowTwo = matrix[1].reduce((p,c,i,a)=> p + c,0);
        let colOne = 0;
        let colTwo = 0;

        for(let a = 0;a < matrix.length;a++){
            colOne += matrix[i][a];
            colTwo += matrix[i + 1][a];
        }

        if(rowTwo != rowOne || colTwo != colOne){
            return false;
        }
    }
    return true;
}

console.log(magicMatrices(
   [[4, 5, 6],
    [6, 5, 4],
    [5, 5, 5]]
   ))

   console.log(magicMatrices(
    [[11, 32, 45],
    [21, 0, 1],
    [21, 1, 1]]

    ))