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

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 << 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<stdio.h>
#define f(i,m) for(int i=1;i<=m;i++)
int main(void){
    f(i,9)f(j,9)printf("%d×%d=%d\n",i,j,i*j);
    return 0;
}

C++: #define _GLIBCXX_DEBUG
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define ALL(v) v.begin(), v.end()
typedef long long ll;

template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; }
template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; }

#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 i,j,k;
 for(i=1;i<=9;i++)
  for(j=1;j<=0;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 <bits/stdc++.h>
using namespace std;

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

C++: #include <stdio.h>

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);
		}
	}
	getchar();
	return 0;
}

C++: e

C++: #include <iostream>

using namespace std;

int main(void)
{
  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 <cstdio>
#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);
	}
	system("PAUSE");
	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>


int main(){

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


}

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

int main()
{
	for(int i = 1; i < 10; ++i)
	{
		for(int j = 0; j < 10; ++j)
		{
			cout << i << 'x' << j << '=' << i*j << endl;
		}
	}
	
	return 0;
}

C++: #include<iostream>
#include<cstdio>
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(){
	int a=1,b=1,c=0;
	for(int j=0;j<9;j++){
		for(int i=0;i<9;i++){
			c=a*b;
			cout<<a<<'x'<<b<<"="<<c<<endl;
			b++;
		}
		b=1;
		a++;
	}

	return 0;
}

C++: #include<iostream>
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(){
    cout <<"1x1=1" << endl;
    cout <<"1x2=2"<<endl;
    cout <<"1x3=3"<<endl;
    cout <<"1x4=4"<<endl;
    cout <<"1x5=5"<<endl;
    cout <<"1x6=6"<<endl;
    cout <<"1x7=7"<<endl;
    cout <<"1x8=8"<<endl;
    cout <<"1x9=9"<<endl;
    cout <<"2x1=2"<<endl;
    cout <<"2x2=4"<<endl;
    cout <<"2x3=6"<<endl;
    cout <<"2x4=8"<<endl;
    cout <<"2x5=10"<<endl;
    cout <<"2x6=12"<<endl;
    cout <<"2x7=14"<<endl;
    cout <<"2x8=16"<<endl;
    cout <<"2x9=18"<<endl;
    cout <<"3x1=3"<<endl;
    cout <<"3x2=6"<<endl;
    cout <<"3x3=9"<<endl;
    cout <<"3x4=12"<<endl;
    cout <<"3x5=15"<<endl;
    cout <<"3x6=18"<<endl;
    cout <<"3x7=21"<<endl;
    cout <<"3x8=24"<<endl;
    cout <<"3x9=27"<<endl;
    cout <<"4x1=4"<<endl;
    cout <<"4x2=8"<<endl;
    cout <<"4x3=12"<<endl;
    cout <<"4x4=16"<<endl;
    cout <<"4x5=20"<<endl;
    cout <<"4x6=24"<<endl;
    cout <<"4x7=28"<<endl;
    cout <<"4x8=32"<<endl;
    cout <<"4x9=36"<<endl;
    cout <<"5x1=5"<<endl;
    cout <<"5x2=10"<<endl;
    cout <<"5x3=15"<<endl;
    cout <<"5x4=20"<<endl;
    cout <<"5x5=25"<<endl;
    cout <<"5x6=30"<<endl;
    cout <<"5x7=35"<<endl;
    cout <<"5x8=40"<<endl;
    cout <<"5x9=45"<<endl;
    cout <<"6x1=6"<<endl;
    cout <<"6x2=12"<<endl;
    cout <<"6x3=18"<<endl;
    cout <<"6x4=24"<<endl;
    cout <<"6x5=30"<<endl;
    cout <<"6x6=36"<<endl;
    cout <<"6x7=42"<<endl;
    cout <<"6x8=48"<<endl;
    cout <<"6x9=54"<<endl;
    cout <<"7x1=7"<<endl;
    cout <<"7x2=14"<<endl;
    cout <<"7x3=21"<<endl;
    cout <<"7x4=28"<<endl;
    cout <<"7x5=35"<<endl;
    cout <<"7x6=42"<<endl;
    cout <<"7x7=49"<<endl;
    cout <<"7x8=56"<<endl;
    cout <<"7x9=63"<<endl;
    cout <<"8x1=8"<<endl;
    cout <<"8x2=16"<<endl;
    cout <<"8x3=24"<<endl;
    cout <<"8x4=32"<<endl;
    cout <<"8x5=40"<<endl;
    cout <<"8x6=48"<<endl;
    cout <<"8x7=56"<<endl;
    cout <<"8x8=64"<<endl;
    cout <<"8x9=72"<<endl;
    cout <<"9x1=9"<<endl;
    cout <<"9x2=18"<<endl;
    cout <<"9x3=27"<<endl;
    cout <<"9x4=36"<<endl;
    cout <<"9x5=45"<<endl;
    cout <<"9x6=54"<<endl;
    cout <<"9x7=63"<<endl;
    cout <<"9x8=72"<<endl;
    cout <<"9x9=81"<<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;
}