import java.util.Scanner;publicclassTestDemo1{
publicstaticvoidmain(String[] args){
Scanner scan =newScanner(System.in);int a = scan.nextInt();int b = scan.nextInt();int tmp = a*b /gcd(a,b);
System.out.println(tmp);}publicstaticintgcd(int a,int b){
while(b !=0){
int tmp = a % b;
a = b;
b = tmp;}return a;}}
2. 程序思想方法
隐藏信息:最小公倍数肯定大于等于俩个数之间的最大值
import java.util.Scanner;publicclassTestDemo1{
publicstaticvoidmain(String[] args){
Scanner scan =newScanner(System.in);int a = scan.nextInt();int b = scan.nextInt();int max = a > b ? a : b;while(max >0){
if(max % a ==0&& max % b ==0){
break;}
max++;}
System.out.println(max);}}