/* °¸Àý£º´Ó¼üÅ̶ÁÈë¸öÊý²»È·¶¨µÄÕûÊý£¬²¢Åж϶ÁÈëµÄÕýÊýºÍ¸ºÊýµÄ¸öÊý£¬ÊäÈëΪ0ʱ½áÊø³ÌÐò¡£ */ import java.util.Scanner; class ForWhileTest1 { public static void main(String[] args) { Scanner scan = new Scanner(System.in); int positiveCount = 0;//¼Ç¼ÕýÊýµÄ¸öÊý int negativeCount = 0;//¼Ç¼¸ºÊýµÄ¸öÊý for(;;){//while(true){ System.out.print("ÇëÊäÈëÒ»¸öÕûÊý(ÊäÈëΪ0ʱ½áÊø³ÌÐò)£º"); int num = scan.nextInt(); //»ñÈ¡Óû§ÊäÈëµÄÕûÊý if(num > 0){ //ÕýÊý positiveCount++; }else if(num < 0){ //¸ºÊý negativeCount++; }else{ //Áã System.out.println("³ÌÐò½áÊø"); break; } } System.out.println("ÕýÊýµÄ¸öÊýΪ£º" + positiveCount); System.out.println("¸ºÊýµÄ¸öÊýΪ£º" + negativeCount); scan.close(); } }