1 #include<iostream>
 2 #include<cstdio>
 3 #include<string>
 4 using namespace std;
 5 int main()
 6 {
 7     string a,b;
 8     while(cin>>a)
 9     {
10         if(a[0]==‘-‘)break;
11         cin>>b;
12         int a1= a[a.length()-1]-‘0‘;
13         int b1= b[b.length()-1]-‘0‘;
14         if((a1%5==2||a1%5==3)&&(b1%5==2||b1%5==3))
15             printf("SheepDaddy\n");
16         else
17             printf("MengMeng\n");
18     }
19     return 0;
20 }

 1 #include<iostream>
 2 #include<cstdio>
 3 #include<string>
 4 using namespace std;
 5 int main()
 6 {
 7     string a,b;
 8     while(cin>>a>>b)
 9     {
10         int a1= a[a.length()-1]-‘0‘;
11         int b1= b[b.length()-1]-‘0‘;
12         if((a1%5==2||a1%5==3)&&(b1%5==2||b1%5==3))
13             printf("Shadow\n");
14         else
15             printf("Matrix67\n");
16     }
17     return 0;
18 }