1. 两数之和

test001.cpp

@@ -5,7 +5,7 @@ public:
         vector<int> idxs;
         for(int i = 0; i < n; i++) idxs.push_back(i);
 
-        // Can<EFBFBD><EFBFBD>t be sorted directly
+        // Can't be sorted directly
         sort(idxs.begin(), idxs.end(), [&nums](int i, int j){
             return nums[i] < nums[j];
         });