Overwrite the values of zero's and one's :P

[aasiya-mansoori_539]

/**

• Definition for singly-linked list.

• struct ListNode {

• int val;
  

• ListNode *next;
  

• ListNode(int x) : val(x), next(NULL) {}
  

• };
  /
  ListNode Solution::solve(ListNode* A) {

  ListNode* i=NULL;
  //ListNode* j = NULL;
  //ListNode* temp = NULL;
  i = A;
  //j = A->next;
  int one=0,zero=0;
  while(i!= NULL){
  if(i->val==1){one++;}
  else{zero++;}
  i=i->next;
  }
  i=A;
  while(i!=NULL){
  while(zero–){
  i->val=0;
  i=i->next;
  }
  while(one–){
  i->val=1;
  i=i->next;
  }

  }

  return A;

}