user defined class to take inputs from user faster in Java

Author: NirmalSilwal

Basic programs/TakingUserInputInJava.java

@@ -0,0 +1,52 @@
+package practice;
+
+import java.io.BufferedReader;
+import java.io.InputStreamReader;
+import java.util.StringTokenizer;
+import java.io.IOException;
+
+public class TakingUserInputInJava {
+
+	static class FastReader {
+		BufferedReader br;
+		StringTokenizer st;
+
+		public FastReader() {
+			br = new BufferedReader(new InputStreamReader(System.in));
+		}
+
+		String next() {
+			while (st == null || !st.hasMoreElements()) {
+				try {
+					st = new StringTokenizer(br.readLine());
+				} catch (IOException e) {
+					e.printStackTrace();
+				}
+			}
+			return st.nextToken();
+		}
+
+		int nextInt() {
+			return Integer.parseInt(next());
+		}
+
+		long nextLong() {
+			return Long.parseLong(next());
+		}
+
+		double nextDouble() {
+			return Double.parseDouble(next());
+		}
+
+		String nextLine() {
+			String str = "";
+			try {
+				str = br.readLine();
+			} catch (IOException e) {
+				e.printStackTrace();
+			}
+			return str;
+		}
+
+	}
+}