51 lines
1.0 KiB
Java
51 lines
1.0 KiB
Java
package com.inmind.method01;
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public class Demo02 {
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public static void main(String[] args) {
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boolean result = isEqual(4, 4);
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System.out.println(result);
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int lh = getLH(10);
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System.out.println(lh);
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printN(5);
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}
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//案例1：比较两个整数是否相同
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public static boolean isEqual(int a,int b){
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//实现一
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/*if (a == b) {
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return true;
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} else {
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return false;
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}*/
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//实现二
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/*boolean result = a==b? true:false;
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return result;*/
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// return a==b? true:false;
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//实现三
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return a==b;
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}
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//案例2：运算1到n的累和
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public static int getLH(int n) {
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int result = 0;//累和
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for (int i = 0; i <= n; i++) {
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result += i;
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}
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return result;
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}
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//案例3：打印n遍HelloWorld.
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public static void printN(int n){
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for (int i = 0; i < n; i++) {
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System.out.println("helloWorld");
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}
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}
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}
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