#include <LiquidCrystal.h> // on importe la bibliothèque

LiquidCrystal monEcran(12, 11, 5, 4, 3, 2); // on crée l'objet écran

#define valeurMin 0
#define valeurMax 10000

//variable Homme....//variable femme....//variable j'aime .........................................................
int Pin_plus = 0;
int Pin_moins = 0;

int h = 0;
int f = 0;
int b = 0;
int bo = 0;
int n = 0;

String Efface = "     ";

void setup()
{
  monEcran.begin(20, 4);
  monEcran.clear();
  monEcran.setCursor(2, 0);
  monEcran.print("Homme");
  monEcran.setCursor(12, 0);
  monEcran.print("Femme");
  monEcran.setCursor(2, 2);
  monEcran.print("B");
  monEcran.setCursor(9, 2);
  monEcran.print("M");
  monEcran.setCursor(17, 2);
  monEcran.print("N");

  //variable homme.............................................................
  pinMode(7, INPUT_PULLUP);
  pinMode(6, INPUT_PULLUP);

  h = 0;
  monEcran.setCursor(4, 1);
  monEcran.print(h);

  //variable femme...........................................................
  pinMode(8, INPUT_PULLUP);
  pinMode(9, INPUT_PULLUP);

  f = 0;
  monEcran.setCursor(14, 1);
  monEcran.print(f);

  //variable bien .............................................................
  pinMode(14, INPUT_PULLUP);
  pinMode(15, INPUT_PULLUP);

  b = 0;

  monEcran.setCursor(2, 3);
  monEcran.print(b);

  //variable bof .............................................................
  pinMode(16, INPUT_PULLUP);
  pinMode(17, INPUT_PULLUP);

  bo = 0;

  monEcran.setCursor(9, 3);
  monEcran.print(bo);

  //variable nul .............................................................
  pinMode(18, INPUT_PULLUP);
  pinMode(19, INPUT_PULLUP);

  n = 0;

  monEcran.setCursor(17, 3);
  monEcran.print(n);
}

void loop()
{
  // variable homme........................................................
  if (digitalRead(7) == LOW)
  {
    if (h < valeurMax) {h++;}
    monEcran.setCursor(2, 1);
    monEcran.print(Efface);
         if (h == 10000) {monEcran.setCursor(2, 1);}
    else if (h < 100)     {monEcran.setCursor(4, 1);}
    else if (h < 1000)    {monEcran.setCursor(3, 1);}
    monEcran.print(h);
    delay(100);
    while((digitalRead(7) == LOW));
  }

  if (digitalRead(6) == LOW)
  {
    if (h > valeurMin) {h--;}
    monEcran.setCursor(2, 1);
    monEcran.print(Efface);
         if (h == 10000) {monEcran.setCursor(2, 1);}
    else if (h < 100)     {monEcran.setCursor(4, 1);}
    else if (h < 1000)    {monEcran.setCursor(3, 1);}
    monEcran.print(h);
    delay(100);
    while((digitalRead(6) == LOW));
  }

  //variable femme........................................................
  if (digitalRead(8) == LOW)
  {
    if (f < valeurMax) {f++;}
    monEcran.setCursor(13, 1);
    monEcran.print(Efface);
         if (f == 10000) {monEcran.setCursor(12, 1);}
    else if (f < 100)     {monEcran.setCursor(14, 1);}
    else if (f < 1000)    {monEcran.setCursor(13, 1);}
    monEcran.print(f);
    delay(100);
    while((digitalRead(8) == LOW));
  }

  if (digitalRead(9) == LOW)
  {
    if (f > valeurMin) {f--;}
    monEcran.setCursor(13, 1);
    monEcran.print(Efface);
         if (f == 10000) {monEcran.setCursor(12, 1);}
    else if (f < 100)     {monEcran.setCursor(14, 1);}
    else if (f < 1000)    {monEcran.setCursor(13, 1);}
    monEcran.print(f);
    delay(100);
    while((digitalRead(9) == LOW));
  }

  //variable bien .............................................................
  if (digitalRead(14) == LOW)
  {
    if (b < valeurMax) {b++;}
    monEcran.setCursor(0, 3);
    monEcran.print(Efface);
         if (b == 10000) {monEcran.setCursor(0, 3);}
    else if (b < 100)     {monEcran.setCursor(2, 3);}
    else if (b < 1000)    {monEcran.setCursor(1, 3);}
    monEcran.print(b);
    delay(100);
    while((digitalRead(14) == LOW));
  }

  if (digitalRead(15) == LOW)
  {
    if (b > valeurMin) {b--;}
    monEcran.setCursor(0, 3);
    monEcran.print(Efface);
         if (b == 10000) {monEcran.setCursor(0, 3);}
    else if (b < 100)     {monEcran.setCursor(2, 3);}
    else if (b < 1000)    {monEcran.setCursor(1, 3);}
    monEcran.print(b);
    delay(100);
    while((digitalRead(15) == LOW));
  }

  //variable bof .............................................................
  if (digitalRead(16) == LOW)
  {
    if (bo < valeurMax) {bo++;}
    monEcran.setCursor(8, 3);
    monEcran.print(Efface);
         if (bo == 10000) {monEcran.setCursor(7, 3);}
    else if (bo < 100)     {monEcran.setCursor(9, 3);}
    else if (bo < 1000)    {monEcran.setCursor(8, 3);}
    monEcran.print(bo);
    delay(100);
    while((digitalRead(16) == LOW));
  }

  if (digitalRead(17) == LOW)
  {
    if (bo>valeurMin) {bo--;}
    monEcran.setCursor(8, 3);
    monEcran.print(Efface);
         if (bo == 10000) {monEcran.setCursor(7, 3);}
    else if (bo < 100)     {monEcran.setCursor(9, 3);}
    else if (bo < 1000)    {monEcran.setCursor(8, 3);}
    monEcran.print(bo);
    delay(100);
    while((digitalRead(17) == LOW));
  }

  //variable nul .............................................................
  if (digitalRead(18) == LOW)
  {
    if (n < valeurMax) {n++;}
    monEcran.setCursor(16, 3);
    monEcran.print(Efface);
         if (n == 10000) {monEcran.setCursor(15, 3);}
    else if (n < 100)     {monEcran.setCursor(17, 3);}
    else if (n < 1000)    {monEcran.setCursor(16, 3);}
    monEcran.print(n);
    delay(100);
    while((digitalRead(18) == LOW));
  }

  if (digitalRead(19) == LOW)
  {
    if (n > valeurMin) {n--;}
    monEcran.setCursor(16, 3);
    monEcran.print(Efface);
         if (n == 10000) {monEcran.setCursor(15, 3);}
    else if (n < 100)     {monEcran.setCursor(17, 3);}
    else if (n < 1000)    {monEcran.setCursor(16, 3);}
    monEcran.print(n);
    delay(100);
    while((digitalRead(19) == LOW));
  }
}