String dataString = "0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.2, 0, 0, 0, 0, 0, 0, 0, 0.4, 0.2, 8, 7.6, 0, 0, 0, 0, 0, 17.8, 18.6, 0, 0, 13.2, 4.8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.2, 21.6, 0, 0, 20, 2.4, 0, 0, 0, 0, 0, 0, 8, 0.4, 0, 0, 0, 0, 0, 1.2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4.6, 0.2, 0, 0, 0, 0.4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0.2, 0.2, 0, 0, 0, 0, 0, 0, 4, 0, 1.6, 0, 0.8, 5.2, 0, 0, 0, 0.4, 0.8, 16, 0.6, 4.6, 0.4, 0, 0, 0.6, 0.2, 0, 0, 0.2, 0, 0, 7.2, 0.4, 3.4, 24.2, 2.8, 17, 0, 1.2, 0.4, 0.2, 0.2, 18.4, 0, 0.2, 11.4, 1.6, 3.8, 5.2, 2.4, 1.8, 0, 0, 0, 0, 2.4, 4, 0, 0, 0.6, 3.8, 11.8, 2.6, 20, 0.6, 0, 2.6, 0, 0, 1.6, 2.6, 1.4, 0, 0.2, 37.6, 2.4, 1.6, 0, 0, 6.6, 1.4, 6, 7, 0.6, 0.2, 0, 0, 0, 0, 5, 0, 0.6, 4.2, 0, 11.4, 8.8, 10.4, 0.2, 0, 0, 3.8, 11, 1.8, 0, 0.4, 0, 0, 0, 0, 0.6, 3.6, 8.2, 0, 0, 0, 0, 0, 0.8, 0, 16.8, 7, 0.2, 0, 0, 0, 0, 0, 0, 0, 1.6, 5.8, 1, 0.2, 0.2, 0.4, 1, 0, 0, 0, 1.2, 30.4, 0.2, 0, 0, 6.2, 15.6, 16.6, 0, 0, 2.4, 0.4, 0.4, 1.6, 0, 0, 2.4, 2, 0, 0, 0, 37.8, 12.2, 4.2, 0, 27.6, 11.8, 0, 0, 0, 0, 0, 2, 0.4, 0.8, 0.6, 0, 0, 1.2, 14.2, 4.2, 3.8, 0, 9.4, 0.2, 0, 0, 0, 0, 0, 0, 0, 0, 0.6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 14, 16.4, 1.8, 0, 0, 0, 0, 0, 0, 0, 0.8, 0.2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4.6, 0, 0, 8, 0.8, 0, 0, 0, 0, 0.4, 0, 0, 0.4, 0, 0, 2.2, 0, 0, 0, 0, 0, 0.2, 5.8, 61.2, 3, 0.2, 0";

// Function to convert the string data to an ArrayList of Floats
ArrayList<Float> stringToFloatList(String data) {
    String[] stringArray = split(data, ",");
    ArrayList<Float> floatList = new ArrayList<Float>();
    for (int i = 0; i < stringArray.length; i++) {
        floatList.add(float(trim(stringArray[i])));
    }
    return floatList;
}

//Function to sanitise a ArayList of Floats
ArrayList<Float> sanitise(ArrayList<Float> floatList) {
    ArrayList<Float> sanitisedData = new ArrayList<Float>();
    for (int i=0; i< floatList.size(); i++) {
        if (floatList.get(i) != float(0)) {
            sanitisedData.add(floatList.get(i));
        }
    }
    return sanitisedData;
}

//Function to find mean
float mean(ArrayList<Float> array){
  float sum=0;
  float mean=0;
  for (int i=0; i<array.size(); i++){
    sum=sum+array.get(i);
  }
  mean= sum / array.size();
  return mean;
}

//function to find minimum
float min(ArrayList<Float> array){
  float min = array.get(0);
  for (int i =1; i< array.size(); i++){
    if(array.get(i) < min){
      min = array.get(i);
    }
  }
  return min;
}

//function to find maximum
float max(ArrayList<Float> array){
  float max = array.get(0);
  for (int i =1; i< array.size(); i++){
    if(array.get(i) > max){
      max = array.get(i);
    }
  }
  return max;
}
  
//Function to find median  
ArrayList<Float> median(ArrayList<Float> originalArray){
  ArrayList<Float> orderedArray = new ArrayList<Float>();
  ArrayList<Float> median = new ArrayList<Float>();
  ArrayList<Float> array = new ArrayList<Float>(originalArray);
  float min = 0;
  float arrayLength = array.size();
  while( array.size() > 0){
    min = min(array);
    orderedArray.add(min);
    array.remove(Float.valueOf(min));
  }
  if (arrayLength %2 == 1){
    median.add(orderedArray.get(int((arrayLength -1 )/2)));
  }
  else{
    median.add(orderedArray.get(int(arrayLength/2-1)));
    median.add(orderedArray.get(int(arrayLength/2)));
  }
  return median;
}

//FUnction to find Standard deviation
float standardDeviation(ArrayList<Float> array){
  float mean = mean(array);
  float sum = 0;
  int arrayLength = array.size();
  float standardDev = 0;
  for (int i =0; i< array.size(); i++){
    sum = sum + (array.get(i)-mean)*(array.get(i)-mean);
  }
  standardDev = sqrt(sum/arrayLength);
  return standardDev;
}
// Function to find the index at which a value is in an array
int findIndex(float[] array, float value) {
    for (int i = 0; i < array.length; i++) {
        if (array[i] == value) {
            return i; 
        }
    }
    return -1;  // Return -1 if the value is not found
}

//Function to find the mode
ArrayList<Float> mode(ArrayList<Float> array){
  ArrayList<Float> values = new ArrayList<Float>();
  for(int l=0; l< array.size(); l++){
    if(!values.contains(array.get(l))){
      values.add(array.get(l));
    }
  }
  
  float[] times = new float[values.size()];
  for(int i=0; i < values.size() ; i++){
    for(int j=0; j< array.size(); j++){
      if(values.get(i) == array.get(j)){
        times[i] = times[i]+1;
      }
    }
  }
  ArrayList<Float> mode = new ArrayList<Float>();
  float max = 0;
  int condition = 0;
  int index = 0;
  while (condition == 0){ 
    max = max(times);
    index = findIndex(times, max);
    mode.add(values.get(index));
    times[index]=0;
    if( max(times) == max){
      condition = 1;
    }
  }
  return mode;
}
    
  
  
  
void setup() {
    size(520, 240);
    background(255);
    strokeWeight(height/200);
    fill(0);
    textSize(width/30);
   
    ArrayList<Float> floatList = stringToFloatList(dataString);
    ArrayList<Float> sanitisedData = sanitise(floatList);
    float mean = mean(sanitisedData);
    float min = min(sanitisedData);
    ArrayList<Float> median = median(sanitisedData);
    float standardDev = standardDeviation(sanitisedData);
    ArrayList<Float> mode = mode(sanitisedData);
    println("original array: " , floatList);
    println("sanitised data: ", sanitisedData);
    text("Analysis results: ", 20, height/10);
    text("value: ", width/2, height/10);
    println("mean: ", mean);
    text("mean: ", 20, height/10 + height/5);
    text(mean, width/2, height/10 +height/5);
    println("median: ", median);
    text("median: ", 20, height/10 + 2*height/5);
    for (int i = 0; i<median.size(); i++){
      text(median.get(i), width/2+i*width/(2*median.size()), height/10 + 2*height/5);
    }
    println("Standard Deviation: ", standardDev);
    text("Standard Deviation: ", 20, height/10 + 3* height/5);
    text(standardDev, width/2, height/10 + 3* height/5);
    print("mode: ", mode);
    text("mode: ", 20, height/10 + 4* height/5);
    for (int j= 0; j< mode.size(); j++){
      text(mode.get(j), width/2+ j*width/(2*median.size()), height/10 + 4* height/5);
    }
    line(10, height/40, width-20, height/40);
    line(10, height/5,  width-20, height/5);
    line(10,  19*height/20,  width-20,  19*height/20);
    line (width/2-20, height/40, width/2- 20, 19*height/20);
    line (10, height/40, 10,  19*height/20);
    line ( width-20, height/40,  width-20,  19*height/20);

}