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function betterThanAverage(classPoints, yourPoints) {
  return yourPoints > classPoints.reduce((a, b) => a + b, 0) / classPoints.length; 
}

#javascript #operaciónmate #array #.reduce() #parseint()

Puntos totales al jugar contra otros (x:x)

const points=games=>games.reduce((output,current)=>{
    return output += current[0]>current[2] ? 3 : current[0]===current[2] ? 1 : 0;
  },0)

//DIFERENTE ESCRITO:
 function points(games) {
   return games.reduce((output,current)=>{
     let x = parseInt(current[0]);
     let y = parseInt(current[2]);
     let value= x>y ? 3 : x===y ? 1 : 0;
     return output+value;
   },0)
 }

#javascript #array #.reduce() #if #.length

Calcular promedio

//Opción 1:
function findAverage(array) {
  if(array.length === 0) {
    return(0);
  }
  return array.reduce((a, b) => a + b, 0) / array.length;
} 

//Opción 2:
var find_average = (array) => {  
  return array.length === 0 ? 0 : array.reduce((a, b)=> a + b, 0)/array.length
}

Comparar tu nota con el promedio

Puntos totales al jugar contra otros (x:x)

Calcular promedio

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