UVa 674 Coin Change（完全背包）

 1 #include<iostream> 
 2 #include<string>
 3 #include<cstring>
 4 #include<algorithm>
 5 using namespace std;
 6 
 7 int d[7500];
 8 int a[5] = { 1, 5, 10, 25, 50 };
 9 
10 int main()
11 {
12     //freopen("D:\\txt.txt", "r", stdin);
13     int s;
14     while (cin >> s)
15     {
16         memset(d, 0, sizeof(d));
17         d[0] = 1;
18         for (int i = 0; i < 5; i++)
19         {
20             for (int j = a[i]; j <= s; j++)
21                 d[j] += d[j - a[i]];
22         }
23         cout << d[s] << endl;
24     }
25     return 0;
26 }