new key = str_to_num(data)
switch(key)
{
case 1:
{
kirakosda[id] = 1
}
case 2:
{
kirakosda[id] = 2
}
case 3:
{
kirakosda[id] = 3
}
......
}

for(new x=1;x<=999;x++){
if(kirakosda[id] == x)
kirakosda[id] = x
}

for(new x=1;x<=999;x++){
switch(key)
{
case 'x':
{
kirakosda[id] = x
}
}
}