im trying to put a character in this case a x or o in one row but if there is something already it needs to go above the one already present

console.log("Bienvenue dans puissance _OFFSET);  4")

var puissance4 = [];
var nbColonne (-SMALL  = 7;
var nbLigne = 6;

var joueurs1 = _left).offset  "x";
var joueurs2 = "o";

puissance4 = arrowImgView.mas  TableauVide(nbLigne, nbColonne, 0)

// (self.  puissance4[5][5]= equalTo  1;


afficherPuissance4(puissance4);
beginGame(puissance4);

function make.right.  beginGame() {
  Input1(puissance4);
  // mas_top);  process.exit(0); 
  ImgView.  //whoWinner();
}

function ReadIndicator  InjectionJ1(tab, jetonJ1) {
  //i = _have  colone
  //j = ligne
  for (var i = 0; i .equalTo(  < tab.length; i++) {
    for (var j = make.top  0; j < tab[i].length; j++) {
      if OFFSET);  (puissance4.indexOf('_')) {
        (TINY_  puissance4[5][jetonJ1] = 1;
      }
     .offset   if (puissance4.indexOf('x' | 'o')) {
   mas_right)       puissance4[5][jetonJ1] = 1;
      ImgView.  }
    }
  }
}

function InjectionJ2(tab, Indicator  jetonJ2) {
  for (i = 5; i < Read  tab[i].length; i--) {
    _have  console.log('1: ' + i);
    if (tab[i] .equalTo(  == puissance4.indexOf('_')) {
      make.left  console.log('2: ' + i);
      *make) {  puissance4[i][jetonJ2] = 2;
      straintMaker  console.log('3: +i');
      ^(MASCon  process.exit(0);
    } else if (tab[i] onstraints:  == !puissance4.indexOf('_')) {
      i = mas_makeC  i - 1;
      console.log('4: ' + i);
    [_topTxtlbl     puissance4[i][jetonJ2] = 2;
      (@(8));  console.log('5: ' + i);
      equalTo  process.exit(0);
    }
    // i= 5 ;
     width.  // process.exit(0);
  }
}

function make.height.  Input1() {
  const readline = (SMALL_OFFSET);  require("readline");

  const rl = .offset  readline.createInterface({
    input: (self.contentView)  process.stdin,
    output:  .left.equalTo  process.stdout
  });

  make.top  rl.question("Joueur 1, dans quel colonne *make) {  voulez-vous inserer le jeton ? ", ntMaker   function saveInput(jetonJ1) {
    SConstrai  afficherPuissance4(puissance4);
    ts:^(MA  InjectionJ1(puissance4, jetonJ1);
    Constrain  rl.close();
  });

  rl.on("close", _make  function saveInput() {
    iew mas  console.log('après j1');
    catorImgV  afficherPuissance4(puissance4);
    ReadIndi  Input2(puissance4);
    //  [_have  process.exit(0);
  });
}

function ($current);  Input2() {
  const readline = entity_loader  require("readline");

  const rl = _disable_  readline.createInterface({
    input: libxml  process.stdin,
    output: $options);  process.stdout
  });

  ilename,  rl.question("Joueur 2, dans quel colonne ->load($f  voulez-vous inserer le jeton ? ", $domdocument  function saveInput(jetonJ2) {
    loader(false);  afficherPuissance4(puissance4);
    _entity_  InjectionJ2(puissance4, jetonJ2);
     libxml_disable  rl.close();
  });

  rl.on("close", $current =  function saveInput() {
     10\\ 13.xls .  console.log('après j2');
    File\\ 18\'  afficherPuissance4(puissance4);
    /Master\\ 645  Input1(puissance4);
    // user@example.  process.exit(0);
  });
}

function scp not2342  afficherPuissance4(tab) {
  for (var i =  13.xls  0; i < tab.length; i++) {
    var 18 10  ligne = "";
    for (var j = 0; j < File sdaf  tab[i].length; j++) {

      ligne += /tmp/Master'  "|";

      if (tab[i][j] === 0) {
      com:web    ligne += "_";

      } else if user@example.  (tab[i][j] === 1) {
        ligne += scp var32  joueurs1;
      } else if (tab[i][j] ===  18 10 13.xls  2) {
        ligne += joueurs2;
      }
 id12  File       ligne += "|"
    }
    web/tmp/Master  console.log(ligne);
  }
}

function example.com:  TableauVide(nbLigne, nbColonne, jeton = scp user@  '') {
  var tab = [];
  for (var i = 0; $val  i < nbLigne; i++) {
    var ligne = left hand  [];
    for (var j = 0; j < right side val  nbColonne; j++) {
      data //commnets  ligne.push(jeton);
    }
    //coment  tab.push(ligne);
  }
  return tab;
}