Update Readme.md

wisdompeak · web-flow · commit 17491cea76c2 · 2019-08-24T00:25:12.000-07:00
diff --git a/Segment_Tree/307.Range-Sum-Query-Mutable/Readme.md b/Segment_Tree/307.Range-Sum-Query-Mutable/Readme.md
@@ -89,10 +89,10 @@ void modifyTree(SegmentTree* node, int pos, int val)
         return;
     }
     int mid = root->start + (root->end-root->start)/2;
-    if (i<=mid)
-        modifyTree(root->left,i,val);
+    if (pos<=mid)
+        modifyTree(root->left,pos,val);
     else
-        modifyTree(root->right,i,val);
+        modifyTree(root->right,pos,val);
     root->sum = root->left->sum+root->right->sum;
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -89,10 +89,10 @@ void modifyTree(SegmentTree* node, int pos, int val)`
`89`	`89`	`return;`
`90`	`90`	`}`
`91`	`91`	`int mid = root->start + (root->end-root->start)/2;`
`92`		`- if (i<=mid)`
`93`		`- modifyTree(root->left,i,val);`
	`92`	`+ if (pos<=mid)`
	`93`	`+ modifyTree(root->left,pos,val);`
`94`	`94`	`else`
`95`		`- modifyTree(root->right,i,val);`
	`95`	`+ modifyTree(root->right,pos,val);`
`96`	`96`	`root->sum = root->left->sum+root->right->sum;`
`97`	`97`	`}`
`98`	`98`	```