1521: 2017
内存限制：128 MB
时间限制：1.000 S
评测方式：文本比较
命题人：
提交：15
解决：4
题目描述
Given a, b, c, d, find out the number of pairs of integers (x, y) where a≤x≤b,c≤y≤d and x⋅y is multiple of 2017.
输入
The input contains zero or more test cases and is terminated by end-of-file.
Each test case contains four integers a, b, c, d.
1<=a<=b<=109 ,1<=c<=d<=109 .
The number of tests cases does not exceed 104
Each test case contains four integers a, b, c, d.
1<=a<=b<=109 ,1<=c<=d<=109 .
The number of tests cases does not exceed 104
输出
For each case, output an integer which denotes the result.
样例输入 复制
1 2017 1 2016样例输出 复制
2016