1 #include<iostream>
 2 #include<cstdio>
 3 #include<cstring>
 4 #include<algorithm>
 5 #define maxn 5000
 6 using namespace std;
 7 struct SPH{
 8     int len,s[maxn];
 9     SPH(){
10         memset(s,0,sizeof(s));
11         len=1;
12     }
13     SPH operator = (const char* num)
14     {
15         len=strlen(num);
16         for(int i=0;i<len;++i) s[i]=num[len-i-1]-48;
17         return *this;
18     }
19     SPH operator=(const int num){
20         char a[maxn];
21         sprintf(a,"%d",num);
22         *this=a;
23         return *this;
24     }
25     SPH (const int num){ *this=num;
26     }
27     SPH (const char * num){ *this=num;
28     }
29     SPH operator+(const SPH & a)
30     {
31         SPH c;
32         c.len=max(len,a.len)+1;
33         int x=0;
34         for(int i=0;i<c.len;++i)
35         {
36             c.s[i]=s[i]+a.s[i]+x;
37             x=c.s[i]/10;
38             c.s[i]=c.s[i]%10;
39         }
40         if(c.s[c.len-1]==0) --c.len;
41         return c;
42     }
43     SPH operator+=(const SPH & a){
44         *this=*this+a;
45         return *this;
46     }
47     SPH operator*(const SPH & x){
48         SPH c;
49         c.len=len+x.len;
50         for(int i=0;i<len;++i){
51             for(int j=0;j<x.len;++j){
52                 c.s[i+j]+=s[i]*x.s[j];
53                 c.s[i+j+1]+=c.s[i+j]/10;
54                 c.s[i+j]%=10;
55             }
56
57         }
58         if(c.len-1) --c.len;
59         return c;    }
60     SPH operator *=(const SPH & a){
61         *this=*this * a;
62         return *this;
63     }
64     bool operator < (const SPH & x) const{
65     if(len !=x.len) return len<x.len;
66     for(int i=len-1;i>=0;i--){
67         if(s[i]!=x.s[i]) return s[i]<x.s[i];
68     }
69     return false;}
70     bool operator >(const SPH & x) const {return x<*this;}
71     bool operator <=(const SPH & x) const {return !(x<*this);}
72     bool operator >=(const SPH & x) const {return !(x>*this);}
73     bool operator ==(const SPH & x) const {return !(x<*this||x>*this);}
74     bool operator !=(const SPH & x) const {return x<*this||x>*this;}
75     };
76     ostream& operator << (ostream &out,const SPH& x){
77         for(int i=x.len-1;i>=0;i--)
78         cout<<x.s[i];
79         return out;
80     }
81     istream& operator >> (istream &in,SPH& x)
82     {
83         char num[maxn];
84         in>>num;
85         x=num;
86         return in;
87     }
88
89 int main()
90 {
91     SPH n,m,sum;
92     cin>>n>>m;
93     sum=n+m;
94     cout<<sum<<" ";
95     sum=n*m;
96     cout<<sum;
97     return 0;
98 }