var GET=(function(){function f(s){return new g(s);}function g(s){this._s=s.trim().split("\n");this._y=0;}g.prototype.a=function(f){var s=this._s, y=this._y, r;if(typeof s[y]==="string")s[y]=s[y].split(" ").reverse();r=s[y].pop();if(!s[y].length)this._y++;return f?r:+r;};g.prototype.l=function(f){var s=this._s[this._y++].split(" ");return f?s:s.map(a=>+a);};g.prototype.m=function(n,f){var r=this._s.slice(this._y,this._y+=n).map(a=>a.split(" "));return f?r:r.map(a=>a.map(a=>+a));};g.prototype.r=function(n,f){var r=this._s.slice(this._y,this._y+=n);return f?r:r.map(a=>+a);};return f;})();
var o=GET(require("fs").readFileSync("/dev/stdin","utf8"));
function xArray(v){var a=arguments,l=a.length,r="Array(a["+--l+"]).fill(0).map(x=>{return "+v+";})";while(--l)r="Array(a["+l+"]).fill(0).map(x=>"+r+")";return eval(r);}

console.log(main());
function main(){
  var h = o.a();
  var w = o.a();
  var y = o.a();
  var x = o.a();
  if(h%y === 0 && w%x === 0)return "No";
  console.log("Yes");
  var ans = xArray(0,h,w);
  var plus = (1e9-1) / (x*y-1) | 0;
  var minus = plus * (1-x*y) - 1;
  for(var i = 0; i < h; i++)for(var j = 0; j < w; j++){
    if(i%y === y-1 && j%x === x-1){
      ans[i][j] = minus;
    }else{
      ans[i][j] = plus;
    }
  }
  return ans.map(a=>a.join(" ")).join("\n");
}