Contraseñas sin StringBuilder

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PC de clase committed 2026-10-23 09:51:05 +02:00
1 parent 5e74e07543
commit b4937a8cd4
1 file changed
+4 -5
+4 -5
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@@ -4,21 +4,20 @@ public class GeneradorContraseñas {
public static void main(String[] args){
Random r = new Random();
int len = r.nextInt(12-8) + 8;
StringBuilder resultado = new StringBuilder();
for(int i = 0; i < len; i++){
switch(r.nextInt(3)){
case 0: // Dígito
resultado.append(r.nextInt(9) + 1);
System.out.printf("%d", r.nextInt(9) + 1);
break;
case 1: // Minúscula
resultado.append((char)(r.nextInt(26) + (int)('a')));
System.out.printf("%c", r.nextInt(26) + (int)('a'));
break;
case 2: // Mayúscula
resultado.append((char)(r.nextInt(26) + (int)('A')));
System.out.printf("%c", r.nextInt(26) + (int)('A'));
break;
default:
}
}
System.out.println(resultado.toString());
System.out.println();
}
}