Go: package main

import (
	"fmt"
	"strconv"
)

func main() {
	for _, leftValue := range MultiplicationTableNum(9) {
		for _, rightValue := range MultiplicationTableNum(9) {
			strLeftVal, strRightVal, strMulti := strconv.Itoa(leftValue), strconv.Itoa(rightValue), strconv.Itoa(Multiplication(leftValue, rightValue))
			fmt.Println(strLeftVal + "x" + strRightVal + "=" + strMulti)
		}
	}
}

func MultiplicationTableNum(num int) []int {
	multiNum := []int{}
	for i := 1; i <= num; i++ {
		multiNum = append(multiNum, i)
	}
	return multiNum
}

func Multiplication(x, y int) int {
	return x * y
}

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>
int a, b;int main(){for(a=1;a<=9;a++)for(b=1;b<=9;b++)printf("%dx%d=%d\n",a,b,a*b);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<=9;++i){
    for(int j=1;j<=9;++j){
      cout<<i<<"x"<<j<<"="<<i*j<<endl;
    }
  }

  return 0;
}

C++: #include<stdio.h>
main(){
  int i,j,multiplication;
  i=1;
  j=1;
  multiplication=0;
  while(i<=9){
    multiplication=i*j;
    printf("%d x %d = %d\n",i,j,multiplication);
    j+=1;
    if(j == 10) {
      i+=1;
      j=1;
    }
  }
 
}

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

C++: #include <iostream>
#include <cstdio>
 
using namespace std;
 
int main()
{
  for(int i=1;i<=9;i++){
    for(int j=1;j<=9;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<10a;++j)
			cout << i << "*" << j << "=" << i*j << endl;
	}
	return 0;
}

C++: #include <iostream>
using namespace std;
 
int main()
{
    int multiplier,multiplicand;
 
    for( multiplicand = 1; multiplicand < 10 ; multiplicand++)
    {
       for(multiplier = 1; multiplier < 10 ; multiplier++)
           cout << multiplicand << "x" << multiplier << "=" << multiplicand * multiplier << 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;
		}
	}
}

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

int main(){
    int i, j;
    for(i = 1;i < 10; i++){
        for(j = 1; j < 10; j++){
            cout << i << 'x' << j << '=' << i*j << endl;
        }
    }
}

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

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

int main(void)
{
	int i,j;
	for(i=1;i<10;i++)
	{
		for(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 k=1;k<10;k++)
                        cout<<i<<"x"<<k<<"="<<i*k<<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;
        }
    }
	return 0;
}

C++: class Main{
    public static void main(String[] a){
    
    int[] x = new int[9];
    int x[] = {1,2,3,4,5,6,7,8,9};
    int[] y = new int[9];
    int y[] = {1,2,3,4,5,6,7,8,9};
     for(int i=0;i<10;i++){
     for(int j=0;j<10;j++){
       System.out.println{x[i]+"x"+y[j]+"="+x[i]*y[j]};
     }
    }
   }
  }

C++: #include <bits/stdc++.h>
#define FOR(i, a, b) for(int i = a; i < b; i++)
#define REP(i, n) FOR(i, 0, n)
using namespace std;
typedef vector<int> vi;

int main(){
    FOR(i, 1, 10) FOR(j, 1, 10) cout << i << "x" << j << "=" << i*j << endl;
}

C++: #include <iostream>
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) << "\n";
    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 << std::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<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 i,j;
	for (i = 0; i < 9; i++)
	{
		for (j = 0; j < 9; j++)
		{
			cout << (i + 1) << "x" << (j + 1) <<((i + 1) * (j + 1))<<endl;
		}
	}
	return 0;
}

C++: #include<iostream>
using namespace std;
int main(){
  int ans;
  for(int i=1;i<=9;i++){
    for(int j=1;j<=9;j++){
      ans=i*j;
      printf("%dx%d=%d\n",i,j,ans);
    }
  }
  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 <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>
int main(){
  int i,j;
  for (i=1;i<=9;i++){
    for(j=1;j<=9;j++){
      printf("%dx%d=%d\n",i,j,i*j);
    }
  }
    return0;
}

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<<"X"<<j<<"="<<i*j<<endl;
        return 0;
}

C++: #include <iostream>

using namespace std;

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

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

int main() {
puts("1x1=1\n1x2=2\n.\n.\n9x8=72\n9x9=81\n");

return 0;

}