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Java 2021-09-15 12:44:03
smallest positive integer not in array java
If the expected running time should be linear, you can't use a TreeSet, which sorts the input and therefore requires O(NlogN). Therefore you should use a HashSet, which requires O(N) time to add N elements. Besides, you don't need 4 loops. It's sufficien... Add solution -
C++ 2021-09-12 08:20:04
collections c# vs c++
Array - C array, though the .NET Array can have a non-zero starting index. List<T> - std::vector<T> Dictionary<TKey, TValue> - unordered_map<Key, Data> HashSet<T> - unordered_set<Key> SortedDictionary<TKey, TValue>... Add solution -
Java 2021-09-09 09:47:02
how to calculate min, max and average and write the output into into a text file in java
package TrialPrograms; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; import java.io.In... Add solution -
Other 2021-09-09 09:38:02
Retrieve Keycloak user data using received access token
Requires import org.keycloak.KeycloakPrincipal; import org.keycloak.KeycloakSecurityContext; import org.keycloak.representations.AccessToken; private Set<String> selectResourceRoles(String keycloakResource,HttpServletRequest request ) { ... Add solution