0 ms C solution [DoneRecusively] :)
\n\nbool isSymmetricRecursively(struct TreeNode Lnode ,struct TreeNode Rnode ){\n    \n    if(Lnode==NULL && Rnode==NULL)\n        return true;\n        \n    i
\n\nbool isSymmetricRecursively(struct TreeNode* Lnode ,struct TreeNode* Rnode ){\n    \n    if(Lnode==NULL && Rnode==NULL)\n        return true;\n        \n    if(Lnode==NULL || Rnode==NULL)\n         return false ;\n    \n    \n    return ((Lnode->val==Rnode->val) &&\n                        isSymmetricRecursively(Lnode->left,Rnode->right) \n                                   && isSymmetricRecursively(Lnode->right,Rnode->left )) ;\n            \n} \n\nbool isSymmetric(struct TreeNode* root) {\n    \n    if(root==NULL)\n        return true;\n        \n       return isSymmetricRecursively(root->left ,root->right); \n}
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