挑战编程 uva100 3n+1

挑战编程 刘汝佳 的第一道习题  热身题

熟悉下提交格式

题意

 1 #include <iostream>
 2 #include <algorithm>
 3
 4 using namespace std;
 5
 6 int n, m;
 7
 8
 9
10
11
12
13 int main()
14 {
15     while (cin >> n >> m) {
16         int start = min(n, m);
17         int end = max(n, m);
18         int maxcount = 0;
19         for (int i = start; i <= end; i++) {
20             long long tmp = i;
21             int count = 1;
22             while (tmp != 1) {
23                 if (tmp & 1) {
24                     //2
25                     tmp = tmp * 3 + 1;
26                 }
27                 else {
28                     //3
29
30                     tmp = tmp >> 1;
31                 }
32                 count++;
33             }
34
35             if (maxcount < count) maxcount = count;
36         }
37         cout << n << " " << m << " " << maxcount << endl;
38     }
39
40
41     return 0;
42 }

原文地址：https://www.cnblogs.com/itdef/p/11525022.html