编程逻辑20题+java版答案完美版(2)

System.out.println();
}

public static void Test15()
{
System.out.println("15.团团圆圆3个月生一对小熊猫以后每个月都会生一对。小熊猫生下来3个月之后也会生小猫熊， 24个月后有多少只熊猫");
int sum = 1;
int zhi = 0;
int qian = 0;
for (int i = 1; i < 25; i++)
{
if (i < 3)
zhi = sum;
if (i >= 3)
{
sum = zhi;
zhi = zhi + qian;
}
qian = sum;
}
System.out.println("24个月之后有：" + zhi + "只熊猫");
System.out.println();
}

public static void Test16()
{
System.out.println("16.求100-999之间的所有的水仙花数： 153 = 1*1*1+5*5*5+3*3*3");
int s = 0;
for (int i = 100; i < 1000; i++)
{
int a = i % 10;
int b = (i / 10) % 10;
int c = i / 100;
if (a * a * a + b * b * b + c * c * c == i)
{
System.out.print(i + " ");
s = s + 1;
}
}
System.out.println();
System.out.println("100-1000之间一共有" + s + "个水仙花数");
System.out.println();
}

public static void Test17()
{
System.out.println("17.打印输出以下图形:");
System.out.println(" * ");
System.out.println(" *** ");
System.out.println("*****");
System.out.println(" *** ");
System.out.println(" * ");
System.out.println();
for (int i = 1; i < 6; i++)
{
for (int j = 1; j <= Math.abs(3 - i); j++)
{
System.out.print(" ");
}
for (int a = 1
; a <= 5 - 2 * (Math.abs(3 - i)); a++)
{
System.out.print("*");
}
System.out.println();
}
System.out.println();
}

public

适合编程初学的逻辑编程练习20题+答案,整理成java文件,下载即可执行,完美版!

static void Test18()
{
System.out.println("18.打印如下图形：");
System.out.println(" * ");
System.out.println(" * * ");
System.out.println("* *");
System.out.println(" * * ");
System.out.println(" * ");
System.out.println();
for (int i = 1; i < 6; i++)
{
for (int j = 1; j <= Math.abs(3 - i); j++)
{
System.out.print(" ");
}
System.out.print("*");
for (int e = 1; e <= 3 - 2 * Math.abs(3 - i); e++)
{
System.out.print(" ");
}
if (Math.abs(3 - i) <= 1)
{
System.out.print("*");
}
System.out.println();
}
System.out.println();
}

public static void Test19()
{
System.out.println("19.输入大于等于3的奇数，输出类似18题的图形");
System.out.println("输入行数（必须是大于等于3的奇数）");
Scanner er = new Scanner(System.in);
int h = er.nextInt();
for (int i = 1; i <= h; i++)
{
for (int j = 1; j <= Math.abs(((h + 1) / 2) - i); j++)
{
System.out.print(" ");
}
System.out.print("*");
for (int e = 2 - (h - 3) / 2; e <= (h + 1) / 2 - 2 * Math.abs((h + 1) / 2 - i); e++)
{
System.out.pr
int(" ");
}
if (i != 1 && i != h)
System.out.print("*");
System.out.println();
}
System.out.println();
}
}

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