init commit

archive/algorithm/leetcode/242.c

@@ -0,0 +1,44 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <math.h>
+/**
+ * https://leetcode-cn.com/problems/valid-anagram/description/
+ * 有效的字母异位词
+ */
+
+bool isAnagram(char *s, char *t)
+{
+    int hash[26] = {0}, hash2[26] = {0}, i = 0;
+    while (1)
+    {
+        if (s[i] == '\x0')
+        {
+            if (t[i] == '\x0')
+            {
+                break;
+            }
+            return 0;
+        }
+        if (t[i] == '\x0')
+        {
+            return 0;
+        }
+        hash[s[i] - 'a']++;
+        hash2[t[i] - 'a']++;
+        i++;
+    }
+    for (int i = 0; i < 26; i++)
+    {
+        if (hash[i] != hash2[i])
+        {
+            return 0;
+        }
+    }
+    return 1;
+}
+int main()
+{
+    getchar();
+    return 0;
+}