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Here's my code , I don't know where the wrong in it !
Can anyone help me , please ?

# include <iostream>
using namespace std;

int main()
{
//freopen("input.txt" , "r" , stdin);

int caseN , fN , sN , part1 , part2 , nSquare , temp , nuOfDigits ,
tensToDivision , digit ;

bool kaprekar;

cin ...