Go: // 九九を出すだけ
package main
import (
	"fmt"
	"os"
	"bufio"
)
var out = bufio.NewWriter(os.Stdout)

func main(){
	defer out.Flush()
	for i:=1; i<10; i++{
		for j:=1; j<10; j++{
			fmt.Fprintf(out, "%dx%d=%d\n", i, j, i*j)
		}
	}
}

C++: //#define _GLIBCXX_DEBUG
#include <iostream>
#include <cstdio>
#include <vector>
#include <algorithm>
#include <set>
#include <map>
#include <queue>
#include <string>
#include <cstring>
#include <sstream>
#include <numeric>
#include <complex>

using namespace std;
typedef long long ll;
typedef pair<int,int> PI;

#define rep(i,n) for(int i=0;i<(int)(n);++i)
#define F first
#define S second
#define mp(a,b) make_pair(a,b)
#define pb(a) push_back(a)
#define SZ(a) (int)((a).size())
#define ALL(a) a.begin(),a.end()
#define FOR(it,a) for(__typeof(a.begin())it=a.begin();it!=a.end();++it)


//低優先度


#include <list>
#include <stack>
#include <iomanip>
#include <fstream>
#include <cassert>
#define REP(i, n) rep (i, n)
#define min3(a,b,c) min((a),min((b),(c)))
#define min4(a,b,c,d) min((a),min3((b),(c),(d)))
#define FLL(a,b) memset((a),b,sizeof(a))
#define CLR(a) memset((a),0,sizeof(a))
#define EPS (1e-8)
template<class T,class U>ostream&operator<<(ostream&o,pair<T,U>&v){return o<<"("<<v.F<<","<<v.S<<")";}
template<class T>ostream&operator<<(ostream&o,vector<T>&v){o<<"{";rep(i,SZ(v))o<<(i?",":"")<<v[i];return o<<"}";}
string i2s(int a){stringstream ss;ss<<a;return ss.str();};
typedef double FP;
typedef complex<FP> pt;
typedef pt P;
typedef pair<pt,pt> line;
FP dot(P a,P b){return real(conj(a)*b);}
FP crs(P a,P b){return imag(conj(a)*b);}
P ortho(P a){return a*P(0,1);}
P ortho(line a){return ortho(a.S-a.F);}
P crspt(P a,P b,P c,P d){b-=a,d-=c;return a+b*crs(d,c-a)/crs(d,b);}
P crspt(line a,line b){return crspt(a.F,a.S,b.F,b.S);}
bool onl(P a1,P a2,P b){return abs(b-a1)+abs(b-a2)<abs(a1-a2)+EPS;}
bool onl(line a,P b){return onl(a.F,a.S,b);}
bool iscrs(line a,line b){P c=crspt(a,b);return onl(a,c)&&onl(b,c);}
void pkuassert(bool t){t=1/t;};
int dx[]={0,1,0,-1,1,1,-1,-1};
int dy[]={1,0,-1,0,-1,1,1,-1};
enum{TOP,BTM,LFT,RGT,FRT,BCK};
int dxdy2ce[]={RGT,FRT,LFT,BCK};
template<class T> T shift(T a,int b,int c,int d,int e){
 __typeof(a[0])t=a[b];a[b]=a[c];a[c]=a[d];a[d]=a[e];a[e]=t;
 return a;}
template<class T> T rgt(T a){return shift(a,TOP,LFT,BTM,RGT);}
template<class T> T lft(T a){return shift(a,TOP,RGT,BTM,LFT);}
template<class T> T frt(T a){return shift(a,TOP,BCK,BTM,FRT);}
template<class T> T bck(T a){return shift(a,TOP,FRT,BTM,BCK);}
line mkl(P a,P v){return line(a,a+v);}
FP lpdist(line a,P b){return abs(b-crspt(a,mkl(b,ortho(a))));}
FP spdist(line a,P b){
  P c(crspt(a,mkl(b,ortho(a))));
  return onl(a,c)?abs(b-c):min(abs(a.F-b),abs(a.S-b));
}
FP ssdist(line a,line b){
 return
  iscrs(a,b)?0.:
   min4(spdist(a,b.F),spdist(a,b.S),
        spdist(b,a.F),spdist(b,a.S));
}
namespace std{
  bool operator<(const P&a,const P&b){
    return mp(real(a),imag(a))<mp(real(b),imag(b));
  }
}

int main(int argc, char *argv[])
{
  int a,b;
  ofstream fout("out.txt");
  rep(i,9)rep(j,9) printf("%dx%d=%d\n",i+1,j+1,(i+1)*(j+1));
  fout << a+b << endl;
  return 0;
}

C++: 
#include<iostream>

int main(){

	for(int i=1; i<10 ; i++){
		for(int j=1; j<10 ; j++){
			std::cout << i << "x" << j << "=" << i * j << '/n';
		}
	}

    return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;
#define FOR(i, s, n) for(int i = s; i < (int)n; i++)
#define per(i, n) for(int i = n; i >= 0; i--)
#define ROF(i, s, n) for(int i = s; i >= (int)n; i--)
#define FORIT(i, A) for (auto i : A)
#define PRINT(x) cout << (x) << "\n"
#define ALL(a) (a).begin(),(a).end()
#define RALL(a) (a).rbegin(), (a).rend()
#define MP make_pair
#define EACH(i, n) for (__typeof((n).begin()) i = (n).begin(); i != (n).end(); ++i)
#define SZ(a) int((a).size())
#define EXIST(s,e) ((s).find(e)!=(s).end())
#define SORT(c) sort((c).begin(),(c).end())
#define CLR(a) memset((a), 0 ,sizeof(a))
#define NCLR(a) memset((a), -1 ,sizeof(a))
#define dump(x) cout << #x << " = " << (x) << "\n";
#define debug(x) cout << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << "\n";
#define sq(n) (n) * (n)
typedef vector<int> VI;
typedef vector<VI> VVI;
typedef vector<string> VS;
typedef pair<int, int> PII;
typedef long long LL;
typedef vector<LL> VLL;
typedef vector<VLL> VVLL;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef priority_queue<int> maxpq;
typedef priority_queue< int, vector<int>, greater<int> > minpq;
typedef complex<double> P;
static const double EPS = 1e-10;
static const double PI = acos( -1.0 );
static const int mod = 1000000007;
static const int INF = 1 << 29;
static const LL LL_INF = 1152921504606846976;
static const int dx[] = { -1, 0, 1, 0, 1, -1, 1, -1 };
static const int dy[] = { 0, -1, 0, 1, 1, 1, -1, -1 };


int main() {
#ifdef _DEBUG
	printf( "debug\n" );
#endif
	for ( int i = 1; i < 10; i++ ) {
		for ( int j = 1; j < 10; j++ ) {
			printf( "%dx%d= %d\n", i, j, i * j );
		}
	}
	return 0;
}

C++: #include<iostream> using namespace std; int main() { for(int i(1);i<10;i++) { for(int j(1);j<10;j++) cout<<i<<'*'<<j<<'='<<i*j<<endl; } return 0; }

C++: #include <bits/stdc++.h>
using namespace std;

int main(){
  for(int i=1;i<=9;i++){
    for(int j=1;j<=9;j++){
      cout<<i<<"x"<<j<<"="<<i*j<<endl;
    }
  }
    return 0;
}

C++: #include <stdio.h>

int main(void) {
    int i, j;
    for(i = 1;i <= 9;i++) {
        for(j = 1;j <= 9;j++) {
            printf("%dx%d=%d\n", i, j, i*j);
        }
    }
    return 0;
}

C++: #include <iostream>
using namespace std;

int main() {
  int a = 1;
  int b = 1;
  for () {
    cout << a << "x" << b << "=" << a*b << endl;
    ++b;
    if ( b = 10;) {
      ++a;
      int b = 1;
    } else if ( a == 9 && b == 10;) {
      break;
    }

  }

  return 0;
}

C++: #include<stdio.h>
int main(void)
{
	int a,b,c,;
	scanf("%d %d",&a,&b);
	
	x=*;
	c=axb;
	printf("%d\n",c);
	return 0;
}

C++: #include <cstdio>
#include <cstdlib>
#include <cmath>
#include <climits>
#include <cfloat>
#include <map>
#include <utility>
#include <set>
#include <iostream>
#include <memory>
#include <string>
#include <vector>
#include <algorithm>
#include <functional>
#include <sstream>
#include <complex>
#include <stack>
#include <queue>
using namespace std;
static const double EPS = 1e-5;
typedef long long ll;
#define FOR(i,n) for(i=0;i<n;i++)
#define rep(i,n) for(int i=0;i<n;i++)

int main(){
	rep(i,9){
		rep(j,9){
			printf("%dx%d=%d\n",i+1,j+1,(i+1)*(j+1));
		}
	}
	return 0;
}

C++: #include<iostream>
using namespace std;

int main() {
	for (int i = 1; i <= 9; i++)
		for (int j = 1; j <= 9; j++)
			cout << i << "x" << j << "=" << i*j << endl;
	return 0;
}

C++: #include <iostream>
using namespace std;

int main() {
  for (int i = 1; i <= 9; i++) {
    for (int j = 1; j <= 9; j++) {
      cout << i << "x" << j << "=" << i * j << "\n";
    }
  }
  return 0;
}

C++: //----------------------------------------------------
#include<bits/stdc++.h>
using namespace std;

#define fi first
#define se second
#define all(r) (r).begin(),(r).end()
#define vmax_v(ary) *max_element(all(ary))
#define vmin_v(ary) *min_element(all(ary))
#define vmax_id(ary) distance((ary).begin(),max_element(all(ary)))
#define vmin_id(ary) distance((ary).begin(),min_element(all(ary)))

using ll = int64_t;
using pll = pair<ll,ll>;
using vl = vector<ll>;

const ll INF=INT64_MAX;
const double EPS=1e-10;
const double PI=acos(-1.0);

void init(){cin.tie(0);ios::sync_with_stdio(false);}
//----------------------------------------------------

int main(){
    init();

    for(int i=1;i<=9;i++){
      for(int j=1;j<=9;j++){
        cout << i << "x" << j << "=" << i*j << endl;
      }
    }

    return 0;
}

C++: #include<iostream>
using namespace std;
int main(){
for(int i=1;i<10;i++){
for(int j=1;j<10;j++){
cout<<i<<"x"<<j<<"="<<i*j<<endl;
}
}
return 0;}