题解 | #百钱买百鸡问题#
百钱买百鸡问题
http://www.nowcoder.com/practice/74c493f094304ea2bda37d0dc40dc85b
注意程序运行时间
import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
if(sc.hasNext()){
for(int x = 0; x < 20 ; x++){
double y = (100-7*x)/4;
double z = 100-x-y;
int y1 = (int)y;
if( y == y1 && y >= 0 && z >= 0 && z%3 == 0 && 5*x+3*y1+(int)z/3 == 100){
System.out.println(x+" "+(int)y+" "+(int)z+" ");
}
}
}
}
}