import java.io.IOException; import java.io.InputStream; import java.io.PrintStream; public class kie { // by asokoly private static int skipWhitespace(final InputStream in) throws IOException { int val = -1; while ((val = in.read()) != -1) { if (!Character.isWhitespace((char) val)) break; } return val; } private static int readInt(final InputStream in) { final StringBuilder b = new StringBuilder(); try { int val = skipWhitespace(in); b.append((char) val); while ((val = in.read()) != -1) { if (Character.isWhitespace((char) val)) break; b.append((char) val); } return Integer.parseInt(b.toString()); } catch (final IOException e) { throw new RuntimeException(e); } } // by asokoly */ public static void run(final InputStream in, PrintStream out) { int n = readInt(in); long suma = 0; int b_min = Integer.MAX_VALUE; for (int i = 0; i < n; i++) { int a = readInt(in); if (a < b_min && a % 2 == 1) { b_min = a; } suma += a; } if (suma % 2 == 1) { suma -= b_min; } out.println(suma > 0 && suma % 2 == 0 ? suma : "NIESTETY"); } public static void main(String[] args) { run(System.in, System.out); } }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 | import java.io.IOException; import java.io.InputStream; import java.io.PrintStream; public class kie { // by asokoly private static int skipWhitespace(final InputStream in) throws IOException { int val = -1; while ((val = in.read()) != -1) { if (!Character.isWhitespace((char) val)) break; } return val; } private static int readInt(final InputStream in) { final StringBuilder b = new StringBuilder(); try { int val = skipWhitespace(in); b.append((char) val); while ((val = in.read()) != -1) { if (Character.isWhitespace((char) val)) break; b.append((char) val); } return Integer.parseInt(b.toString()); } catch (final IOException e) { throw new RuntimeException(e); } } // by asokoly */ public static void run(final InputStream in, PrintStream out) { int n = readInt(in); long suma = 0; int b_min = Integer.MAX_VALUE; for (int i = 0; i < n; i++) { int a = readInt(in); if (a < b_min && a % 2 == 1) { b_min = a; } suma += a; } if (suma % 2 == 1) { suma -= b_min; } out.println(suma > 0 && suma % 2 == 0 ? suma : "NIESTETY"); } public static void main(String[] args) { run(System.in, System.out); } } |