Create 5842.cpp

HDOJ/5842.cpp

@@ -0,0 +1,29 @@
+#include <cstdio>
+#include <vector>
+#include <cstring>
+#include <algorithm>
+using namespace std;
+#define N 199999
+char b[N];
+char a[N];
+int LIS( int n) {
+  int len = 1; b[0] = a[0];
+  for (int i = 1; i < n; i++) {
+    b[a[i] > b[len - 1] ? len++ : lower_bound(b, b + len, a[i]) - b] = a[i]; //·Ç½µ»»Îª>=ºÍupper_bound
+  }
+  return len;
+}
+int main()
+{
+    int t;
+    scanf("%d%*c",&t);
+    for(int test=0;test<t;++test)
+    {
+        gets(a);
+        int L=strlen(a);
+        sort(a,a+L);
+        int ans=LIS(L);
+        printf("Case #%d: %d\n",test+1,ans);
+    }
+    return 0;
+}