//  createCanvas(400, 400);

  noCanvas();

  select("#calc").mouseClicked(getAssignPattern);

}

​

function draw() {

  //background(220);

}

​

var studio_pattern = [];

var assign_pattern = [];

​

function getCandidateStudioCombination(A) {

  var min = int(document.getElementById("min").value);

  var max = int(document.getElementById("max").value);

  var sum_studio = int(document.getElementById("sum_studio").value);

​

  //# 終端条件 --- 10 重ループまで回したら処理して打ち切り

  if (A.length == (max - min + 1)) {

​

    let sum = 0;

    A.forEach(a => {

      sum += a;

    });

    if (sum == sum_studio) {

      studio_pattern.push(A.concat());

    }

    return;

  }

​

  for (let i = 0; i <= int(max); i++) {

    A.push(i)

    getCandidateStudioCombination(A)

    A.pop() //# これが結構ポイント

  }

}

​

function getAssignPattern() {

  assign_pattern = [];

  var min = document.getElementById("min").value;

  var max = document.getElementById("max").value;

  var sum_studio = document.getElementById("sum_studio").value;

  var sum_student = document.getElementById("sum_student").value;

​

  // 合計が12になるスタジオ構成のすべての組み合わせを返す

  getCandidateStudioCombination([]);

  studio_pattern.forEach(r => {

    let sum = 0;

    var num = [];

    for( let i = max; i >= min; i--){

      num.push(int(i));

    }

    sum = 0;

    for( let i = 0; i < r.length; i++ ){

      sum += r[i]*num[i];

    }

    if( sum == sum_student ){

      assign_pattern.push(r);

    }

  });

  console.log(assign_pattern);

}