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统计硬币

Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 12195    Accepted Submission(s): 8101


Problem Description
假设一堆由1分、2分、5分组成的n个硬币总面值为m分,求一共有多少种可能的组合方式(某种面值的硬币可以数量可以为0)。
 

Input
输入数据第一行有一个正整数T,表示有T组测试数据;
接下来的T行,每行有两个数n,m,n和m的含义同上。
 

Output
对于每组测试数据,请输出可能的组合方式数;
每组输出占一行。
 

Sample Input
2 3 5 4 8
 

Sample Output
1 2
 

Author
lemon
 

Source
 

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