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Update Pathsum.cpp #143

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Update Pathsum.cpp #143

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5 changes: 1 addition & 4 deletions Leetcode/Pathsum.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -5,15 +5,12 @@ class Solution {
return false;
}
pres_sum+=root->val;
if(root->left == NULL and root->right == NULL){
if(root->left == NULL && root->right == NULL){
return pres_sum == targetSum;
}
return havingPathSum(root->left,targetSum,pres_sum) || havingPathSum(root->right,targetSum,pres_sum);
}
bool hasPathSum(TreeNode* root, int targetSum) {
if(root == NULL){
return false;
}
return havingPathSum(root,targetSum,0);

}
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