Uva 10018 - Reverse and Add

#include<bits/stdc++.h>

using namespace std;

int main()

{

unsigned long x,y,tt;

int n,c,k,l;

string s,s1;

char s2[101],xy[101];

cin >> n;

while(n--){

c=0;

cin >> x;

y = x;

sprintf(xy,"%lu", y);

s1=xy;

sprintf(s2,"%lu", x);

s = s2;

reverse(s.begin(),s.end());

if(s!=s1){

while(s!=s1){

for( int i  =  s1.size()-1 , j = 0 ; i >= 0 ; i--, j++ ) xy[j]=s1[i];

c++;

x = strtoul (s2,NULL,10);

y = strtoul (xy,NULL,10);

x = x+y;

y=x;

s1.clear(),s.clear();

sprintf(xy,"%lu", y);

s1=xy;

sprintf(s2,"%lu", x);

s = s2;

reverse(s.begin(),s.end());

int t2 = s.size();

int t1 = s1.size();

xy[t1]='\0',s2[t2]='\0';

}

cout << c <<  " " << x << endl;

}else{

cout << c <<  " " << x << endl;

}

}

return 0;

}