function diagonalAttack(string) {
  const matrix = [];
  let leftRightDiag = 0;
  let rightLeftDiag = 0;

  for (let i = 0; i < string.length; i++) {
    matrix.push(
      string[i].split(' ').map((string) => {
        return Number(string);
      })
    );
  }
  // Diagonals sum:

  for (let i = 0; i < matrix.length; i++) {
    for (let j = 0; j < matrix.length; j++) {
      if (i === j) {
        leftRightDiag += matrix[i][j];
      }
      if (i + j === matrix.length - 1) {
        rightLeftDiag += matrix[i][j];
      }
    }
  }
  // Checking diagonal sums equality and printing the results:

  if (leftRightDiag === rightLeftDiag) {
    for (let i = 0; i < matrix.length; i++) {
      for (let j = 0; j < matrix.length; j++) {
        if (i === j || i + j === matrix.length - 1) {
          continue;
        } else {
          matrix[i][j] = rightLeftDiag;
        }
      }
    }
    console.log(matrix.map((arr) => arr.join(' ')).join('\n'));
  } else {
    console.log(matrix.map((arr) => arr.join(' ')).join('\n'));
  }
}