Go: package main

import "fmt"

func main() {
    var max_num = 9
    for i := 1; i<= max_num; i++{
        for j := 1; j<= max_num; j++{
            fmt.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++){
      std::cout << i << "x" << j << "=" << i*j << std::endl;
    }
  }

  return 0;
}

C++: #include <iostream>
int s,e;int main(){while((s+=(e=e%9+1)<2)<10)std::cout<<s<<'x'<<e<<'='<<s*e<<'\n';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 <iostream>

using namespace std;

int main(){
	int m, n, q;

	for(m=1; m<10; m++){
		for(n=1; n<10; n++){
			q = m*n;
			cout << m << "x" << n << "=" << q << endl;
		}
	}
}

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 << "\n";
                }
        }
        
        return 0;
}

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

C++: #include <iostream>
int main(){
    int n, i, s, g;
    for(i=1, g=1; i <10;i++){
             printf("%dx%d=%d\n", g,i, g*i);
             if(i==9){
             i=0;
             g++;         
             }
             if(g==10)
             break;
             }
    
    }

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(){
    for(int i=0;i<9;i++){
        for(int j=0;j<9;j++){
            cout << i+1
                 << "*"
                 << j+1
                 << "="
                 << (i+1)*(j+1)
                 << 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(){
	int i,j;
	for(i=1;i<10;i++){
		for(j=1;j<10;j++){
			cout<<i<<"x"<<j<<"="<<i*j<<endl;
		}
	}
	return 0;
}

C++: #include<iostream>
#include<stdio.h>

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

C++: #include<iosteream>
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;

#define QQ 9
int main() {
	for (int i = 1; i <= QQ; i++) {
		for (int j = 1; j <= QQ; j++) {
			cout << i << "x" << j << "=" << i * j << "\n";
		}
	}
	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() {
	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>
#include<stdio.h>
#include<string.h>
#include<math.h>
using namespace std;

#define MAX 256

int main(void){

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

	return 0;
}

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

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

int main(){

for(int n=1; n<=9; n++) 
 cout << n << "x" << n << "=" << n*n << endl; 

    return 0;
}

C++: #include <iostream>

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

C++: // 2011/05/26 Tazoe

#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<cstdio>
int main()
{
for(int i=1;i<=9;i++)
for(int j=1;j<=9;j++)
printf("%d*%d=%d\n",i,j,i*j);
}

C++: #include <cstdio>

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);
}

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 <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;
    }
  }
}

C++: #include<iostream>
#include<string>
#include<vector>
#include<algorithm>
#include<cmath>
#include<stdio.h>
#include<queue>
#include <climits>
#include <map>
#include <set>
const int mod = 1e9 + 7;
const int INF = 1 << 20;
using namespace std;
typedef long long ll;
typedef pair<int,int> P;

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<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;
}