1 #include<cstdio>
2 #include<algorithm>
3 #include<cstring>
4 using namespace std;
5 int m,n,lose,x;
6 bool flag[1010],v[1010];
7 bool cmp(int a,int b)
8 {
9 return a>b;
10 }
11 int main()
12 {
13 scanf("%d%d",&m,&n);
14 int t=0;
15 while (m!=0)
16 {
17 t++;
18 memset(v,0,sizeof(v));
19 memset(flag,0,sizeof(flag));
20 for (int i=1;i<=n;i++)
21 {
22 scanf("%d",&x);
23 flag[x]=1;
24 }
25 lose=0;
26 for (int i=m*n;i>1;i--)
27 if (flag[i]==0)
28 for (int j=i-1;j>=1;j--)
29 if (flag[j]==1 && v[j]==0)
30 {
31 lose++;
32 v[j]=1;
33 break;
34 }
35 printf("Case %d: %d\n",t,n-lose);
36 scanf("%d%d",&m,&n);
37 }
38 return 0;
39 }