Fixed checkstyle and sonar warnings.

Author: javadev

checkstyle.xml

@@ -140,7 +140,7 @@
             <property name="allowUnknownTags" value="true"/>
         </module>
         <module name="MethodName">
-            <property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9_]*$"/>
+            <property name="format" value="^[a-z][a-z0-9]*[a-zA-Z0-9_]*$"/>
             <message key="name.invalidPattern"
                      value="Method name ''{0}'' must match pattern ''{1}''."/>
         </module>

src/main/java/g0701_0800/s0743_network_delay_time/Solution.java

@@ -26,13 +26,11 @@ public int networkDelayTime(int[][] times, int n, int k) {
             int curr = spfa.poll();
             visited[curr] = false;
             for (int i = 1; i <= n; i++) {
-                if (graph[curr][i] != -1) {
-                    if (dist[i] > dist[curr] + graph[curr][i]) {
-                        dist[i] = dist[curr] + graph[curr][i];
-                        if (!visited[i]) {
-                            spfa.add(i);
-                            visited[i] = true;
-                        }
+                if (graph[curr][i] != -1 && dist[i] > dist[curr] + graph[curr][i]) {
+                    dist[i] = dist[curr] + graph[curr][i];
+                    if (!visited[i]) {
+                        spfa.add(i);
+                        visited[i] = true;
                     }
                 }
             }

src/main/java/g0701_0800/s0745_prefix_and_suffix_search/TrieNode.java

@@ -1,5 +1,6 @@
 package g0701_0800.s0745_prefix_and_suffix_search;
 
+@SuppressWarnings("java:S1104")
 class TrieNode {
     public TrieNode[] children;
     public int weight;