Update flip-game-ii.cpp

kamyu104 · kamyu104 · commit cd15d56d1552 · 2015-10-18T14:05:56.000+08:00
diff --git a/C++/flip-game-ii.cpp b/C++/flip-game-ii.cpp
@@ -22,7 +22,7 @@ class Solution {
                 // Find first missing number.
                 g.emplace_back(x.find('+'));
             }
-            g_final ^= g[p];  // g[0], g[1] is always 0
+            g_final ^= g[p];
         }
         return g_final;  // Theorem 1: First player must win iff g(current_state) != 0
     }

Original file line number	Diff line number	Diff line change
`@@ -22,7 +22,7 @@ class Solution {`
`22`	`22`	`// Find first missing number.`
`23`	`23`	`g.emplace_back(x.find('+'));`
`24`	`24`	`}`
`25`		`- g_final ^= g[p]; // g[0], g[1] is always 0`
	`25`	`+ g_final ^= g[p];`
`26`	`26`	`}`
`27`	`27`	`return g_final; // Theorem 1: First player must win iff g(current_state) != 0`
`28`	`28`	`}`