Create 018429.c

018429 · web-flow · commit 520588055437 · 2018-11-30T21:19:18.000+08:00
diff --git a/018429.c b/018429.c
@@ -0,0 +1,18 @@
+int firstUniqChar(char* s) {
+    int ascii[256]={0};
+    int i=0,len;
+    while(s[i]!='\0')
+    {
+        i++;
+    }
+    len=i;
+    for(i=0;i<len;i++)
+    {
+       ascii[s[i]]++;
+    }
+    i=0;
+    while(ascii[s[i]]!=1&&i<len) i++;
+    if(i==len)
+       return -1;
+    return i;
+}
