Problem B: 选择题
Memory Limit:128 MB
Time Limit:1.000 S
Judge Style:Text Compare
Creator:
Submit:155
Solved:82
Description
由数字1、2、3、4、5、6、7组成无重复数字的七位数,求三个偶数互不相邻的七位数的个数?
A.360 B.720 C.1440 D.2880
A.360 B.720 C.1440 D.2880
Output
#include<bits/stdc++.h> using namespace std; int main(){ cout << "答案"; return 0; }
Sample Input Copy
Sample Output Copy