const cinema_auditorium = (spisok2D,ryad)=> {
  var output = (spisok2D[ryad].reduce((summaStulev,stulya ) => summaStulev + stulya, 0));
  console.log(output);
  var stulya = spisok2D[ryad].reduce((summaStulev,stulya ) => summaStulev + stulya, 0);
  return stulya;
}

const tab = (f, a, b, h) => {
  let sum = 0;
  for (let x = a; x<=b; x +=h){
    sum += f(x);
  }
 return sum;
}

function sumNechet(a, b) {
let sum = 0;
  for ( let i = a; i <= b; i ++)
  { if (i % 2!==0) {
    sum+=i
    }
  }
  return  sum;
  }