study/java/src/com/thinker/bishi/saima/Stairs.java

42 lines
973 B
Java

package com.thinker.bishi.saima;
import java.util.Scanner;
/**
* @author lzh
* <p href="http://exercise.acmcoder.com/online/online_judge_ques?ques_id=1668&konwledgeId=134">
* http://exercise.acmcoder.com/online/online_judge_ques?ques_id=1668&konwledgeId=134
* </p>
*/
public class Stairs {
private static int count = 0;
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int n = in.nextInt();
if(n <= 0) return;
for(int i=0;i<n;i++){
int m = in.nextInt();
result(m);
System.out.println(count);
count = 0;
}
}
private static void result(int m){
go(m,1);
go(m,2);
}
private static void go(int m,int step){
if(m <= 1 || m <= step){
if(m == 1 && m == step){
count ++;
}
return;
}
m -= step;
go(m,1);
go(m,2);
}
}