/* °¸Àý£ºÊäÈëÁ½¸öÕýÕûÊýmºÍn£¬ÇóÆä×î´ó¹«Ô¼ÊýºÍ×îС¹«±¶Êý¡£ ±ÈÈ磺12ºÍ20µÄ×î´ó¹«Ô¼ÊýÊÇ4£¬×îС¹«±¶ÊýÊÇ60¡£ Ô¼Êý£º12ΪÀý£¬Ô¼ÊýÓÐ1,2,3,4,6,12 20ΪÀý£¬Ô¼ÊýÓÐ1,2,4,5,10,20 ±¶Êý£º12ΪÀý£¬±¶ÊýÓÐ12,24,36,48,60,72,.... 20ΪÀý£¬±¶ÊýÓÐ20,40,60,80,.... ˵Ã÷£º 1. ÎÒÃÇ¿ÉÒÔÔÚÑ­»·½á¹¹ÖÐʹÓÃbreak¡£Ò»µ©Ö´ÐÐbreak£¬¾ÍÌø³ö£¨»ò½áÊø£©µ±Ç°Ñ­»·½á¹¹¡£ 2. ÈçºÎ½áÊøÒ»¸öÑ­»·½á¹¹£¿ ·½Ê½1£ºÑ­»·Ìõ¼þ²»Âú×ã¡££¨¼´Ñ­»·Ìõ¼þÖ´ÐÐÍêÒÔºóÊÇfalse£© ·½Ê½2£ºÔÚÑ­»·ÌåÖÐÖ´ÐÐÁËbreak */ class ForTest2 { public static void main(String[] args) { int m = 12; int n = 20; //»ñÈ¡mºÍnÖеĽÏСֵ int min = (m < n)? m : n; //ÐèÇó1£º×î´ó¹«Ô¼Êý //·½Ê½1£º int result = 1; for(int i = 1;i <= min;i++){ if(m % i == 0 && n % i == 0){ //System.out.println(i); result = i; } } System.out.println(result); //·½Ê½2£ºÍƼö for(int i = min;i >= 1;i--){ if(m % i == 0 && n % i == 0){ System.out.println("×î´ó¹«Ô¼ÊýΪ£º" + i); break;//Ò»µ©Ö´ÐУ¬¾ÍÌø³öµ±Ç°Ñ­»·½á¹¹¡£ } } //ÐèÇó2£º×îС¹«±¶Êý int max = (m > n)? m : n; for(int i = max;i <= m * n;i++){ if(i % m == 0 && i % n == 0){ System.out.println("×îС¹«±¶ÊýΪ£º" + i); break; } } } }