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++: #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\nt", i, j, i * j );
		}
	}
	return 0;
}

C++: #include <stdio.h>
int main(void){
	for(int i = 0;i<9;i++){
		for(int j = 0;j<9;j++){
			printf("%dx%d=%d\n",i+1,j+1,(i+1)*(j+1));
		}
	}
}

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;
}

C++: #include<stdio.h>
i=1,j=1;main(){for(;i<10;i++)for(;j<10;j++)printf("%dx%d=%d\n",i,j,i+j);}

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

int main() {
  for(int i=1;i<=9;i++)
    for(itn j=1;j<=9;j++)
      cout << i <<'x' << j <<'=' << i*j<<endl;

  return 0;
}

C++: #include<bits/stdc++.h>
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;
    }
  }
}

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

using ll = long long;
using lll = __int128_t;
int n,k;
ll x0;

int main(){
    while(cin >> n >> k >> x0){

    }
}

C++: #include<iostream>
using namespace std;
int main(){
for(int i=1;i<=9;i++){
for(int j=1;j<=9;j++){
cout<<i<<"??"<<j<<"="<<i*j<<endl;
}
}
return 0;
}

C++: #include <iostream>
using namespace std;
int main()
{
    int i,j,p;
    for(i=1;i<=9;i++)
    for(j=1;j<=9;j++)
    {
        p=i*j;
    cout<<i<<"*"<<j<<"="<<p<<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<<endl;
    }
  }
  return 0;
}

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

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

C++: #include <iostream>
using namespace std;
int main(){
	for (int A=1;A<=9;A++){
		for (int B=1;B<=9;B++){
			cout<<A<<'x'<<B<<'='<<A*B<<endl;
		}
	}
	return 0;
}

C++: #include<iostream>
using namespace std;
int main()
{
	int i,j;
	for(i=1;i<=9;i++)
		for(j=1;j<=9;j++)
			cout<<i<<"*"<<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 << "*" << 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 << endl;
		}
	}
}

C++: #include <stdio.h>

int main(void){
  int i,j;
  for (i=1; i<10; i++){
    for(j=1;j<10;j++){
    printf("%d×%d=%d", i, j, i*j);
    }}}

C++: #include <stdio.h>
int main()
{
     int i,j;
     for(i=1;i<10;i++)
        for(j=1;j<10;j++)
           printf("%d*%d=%d\n",i,j,i*j);
     return 0;
}

C++: #include<bits/stdc++.h>
#include<vector>
#include<deque>
#include<list>
#define rep(i,n) for(ll i=0;i<n;++i)
#define rrep(i,n) for(int i=n-1;i>=0;--i)
#define yesno(flg) if(flg){cout<<"YES"<<endl;}else{cout<<"NO"<<endl;}
#define MAX_N 1002
#define i197 1000000007

using namespace std;

typedef long long ll;
typedef pair<ll,ll> P1;
typedef pair<int,int> Pi;
typedef pair<double,Pi> Pdi;
typedef pair<ll,int>Pli;
typedef pair<P1,ll> P2;
const ll INF=10000000000000000001;
struct edge{int to,cost;};
struct pos{
	int x,y,cost;
};
int dy[]={0, 0, 1, -1};
int dx[]={1, -1, 0, 0};
struct Road{double cost;int a,b;};


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;
}

C++: #include<stdio.h>

int main(){
	int a,b;
	for(a=1;a<10;a++){
		for(b=1;b<10;b++){
			printf("%d",a);
			printf("x");
			printf("%d",b);
			printf("=");
			printf("%d\n",a*b);
		}
	}
    return 0;
}

C++: class Main{
    public static void main(String[] a){
        for (int i=1; i<10; i++) {
            for (int j=1; j<10; j++) {
                System.out.println(i & "x" & j & "=" & i*j);
            }
        }
    }
}

C++: #include <iostream>

using namespace std;

int main(int argc, char** argv)
{
        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<<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;
			if(i==9 && j==9)
			{
			}else
			{
				cout << 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++){
  printf("%dx%d=%d\n",i,j,i*j);
  }
  }
}

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 < 10; i++)
	{
		for (int j = i; j < 10; j++)
		{
			cout << i << "x" << j << "=";
			cout << (i * j) << endl;
		}
	}
}

C++: #include<bits/stdc++.h>
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;
}

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

int main()
{
	int a;
	int b;
	for(a=1,a<10,a++) {
		for(b=1,b<10,b++) {
			cout << a << "x" << b << "=" << a*b << endl???
		}
	}
	return 0;
}

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

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

	return 0;
}

C++: <?php
for ( $i = 1; $i <= 9; ++ $i ) {
  for ( $j = 1; $j <= 9; ++ $j ) {
    echo "" . $i . "x" . $j . "=" . $i * $j . "\n";
  }
}
?>