public static void main(String[] args)
{
boolean tf = true;
int num1, num2;
while (tf)
{
System.out.println("Enter length and width:");
Scanner sc = new Scanner(System.in);
if (sc.hasNextInt())
{
num1 = sc.nextInt();
num2 = sc.nextInt();
sc.close();
tf = false;
} else
{
System.out.println("島島救我啊啊啊啊啊啊啊!");
continue;
}
for (int i = 1; i <= num2; i++)
{
for (int j = 1; j <= num1; j++)
{
System.out.print("*");
}
System.out.println();
}
}
}
public static void main(String[] args)
{
boolean tf = true;
int num1, num2;
outer: while (tf)
{
System.out.println("Enter length and width:");
Scanner sc = new Scanner(System.in);
if (sc.hasNextInt())
{
num1 = sc.nextInt();
}
if (sc.hasNextInt())
{
num2 = sc.nextInt();
sc.close();
tf = false;
} else
{
System.out.println("島島救我啊啊啊啊啊啊啊!");
continue outer;
}
for (int i = 1; i <= num2; i++)
{
for (int j = 1; j <= num1; j++)
{
System.out.print("*");
}
System.out.println();
}
}
}
public static void main(String[] args)
{
boolean tf = true;
outer: while (tf)
{
System.out.println("Enter length and width:");
Scanner sc = new Scanner(System.in);
int num1;
boolean hasNum1 = sc.hasNextInt();
if (hasNum1)
{
num1 = sc.nextInt();
}
int num2;
boolean hasNum2 = sc.hasNextInt();
if (hasNum2)
{
num2 = sc.nextInt();
}
sc.close();
if(hasNum1 == false || hasNum2 == false)
{
System.out.println("島島救我啊啊啊啊啊啊啊!");
continue outer;
}
else
{
for (int i = 1; i <= num2; i++)
{
for (int j = 1; j <= num1; j++)
{
System.out.print("*");
}
System.out.println();
}
tf = false;
}
}
}
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