codeforces 282A Solution A. Bit++ (codeforces 282A) (rank 800*)
282A. Bit++ Problem Link: https://codeforces.com/problemset/problem/282/A Solution 1: import java . util .*; import java.util.Scanner; public class A282 { public static int calculateFinalValue ( int n, Scanner scn) { int ans = 0 ; for ( int i = 0 ; i < n; i++) { String operation = scn.next(); if (operation.contains( "+" )) { ans++; } else { ans--; } } return ans; } public static void main (String[] args) { Scanner scn = new Scanner (System.in); int n = scn.nextInt(); System.out.println(calculateFinalValue(n, scn)); scn.close(); // Always close the scanner to avoid resource leaks } }