isP.c

sum=input;
for(count=1;count<=10;count++)//反向相加的次數以10為上限(這裡開始好像怪怪的)
{
  reverse = 0;
  temp=sum;
  while(temp)
  {
    reverse=reverse*10+temp%10;
    temp/=10;
  }
  sum = sum + reverse;
  if(ispalindromic(sum)){
    break;
  }
}