Go: package main

import "fmt"

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

C++: #include <algorithm>
#include<iostream>
#include<vector>
#include<deque>
#include<queue>
#include<list>
#include<stack>
#include<map>
#include<set>
#include<string>
#include <sstream>
#include<bitset>

#include<stdlib.h>
#include<string.h>
#include<math.h>
#include<limits.h>

using namespace std;
const int INF = 0x7fffffff;

int gcd(int x,int y){
  int mi,ma;
  ma = max(x,y);
  mi = min(x,y);
  if(ma % mi == 0){
    return mi;
  }
  else{
    return gcd(mi,ma % mi);
  }
}

int main(){
  long ii,jj,kk;
  vector<int> a;
  for(ii=1;ii<=9;ii++){
    for(jj=1;jj<=9;jj++){
      cout << ii << "x" << jj << "=" << ii*jj << endl;
    }
  }
  
  return 0;
}

C++: #include <iostream>

using namespace std;

int main(int argc, char const* 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 <algorithm>
#include <iostream>
#include <vector>

using namespace std;

typedef long long ll;
typedef pair<ll, ll> P;

#define MOD 1000000007
#define REP(i, N) for (int i = 0; i < N; ++i)
#define REP1(i, N) for (int i = 1; i <= N; ++i)
#define RREP(i, N) for (int i = N - 1; i >= 0; --i)
#define ALL(a) a.begin(), a.end()

int main() {
  REP1(i, 9) REP1(j, 9) cout << i << "x" << j << "=" << i * j << endl;
  return 0;
}

C++: #include <iostream>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include <cstdlib>
#include <stack>
#include <queue>
#include <list>
#include <vector>
#include <sstream>

using namespace std;

class c_main
{
private:
    
public:
    c_main();
    void f_input();
};

c_main::c_main()
{

}

void c_main::f_input()
{
    int i, j;
    
    for ( i = 1; i <= 9; ++i ){
        for ( j = 1; j <= 9; ++j ){
            cout << i << "x" <<  j << "=" << i * j << endl;
        }
    }
}

int main(){
    c_main main01;
    main01.f_input();
    
    return 0;
}

C++: #include<iostream>
#include <fstream>
#include <stdio.h>
#include <stdlib.h>
#define _USE_MATH_DEFINES
#include <math.h>
#include<string>
#include<vector>
#include<cmath>
#include<stack>
#include<queue>
#include<sstream>
#include<algorithm>
#include<map>
#include<complex>
using namespace std;


#define li			long long int
#define rep(i,to)	for(int i=0;i<((int)(to));i++)
#define repp(i,start,to)	for(int i=(int)(start);i<((int)(to));i++)
#define pb			push_back
#define sz(v)		((li)(v).size())
#define bgn(v)		((v).begin())
#define eend(v)		((v).end())
#define allof(v)	((v).begin(), (v).end())
#define dodp(v,n)		memset(v,(li)n,sizeof(v))
#define bit(n)		(1ll<<(li)(n))
#define mp(a,b)		make_pair(a,b)
#define rin	rep(i,n)
#define EPS 1e-10
#define ETOL 1e-8
#define MOD 1000000007
#define p2(a,b)		cout<<a<<"\t"<<b<<endl
#define p3(a,b,c)		cout<<a<<"\t"<<b<<"\t"<<c<<endl


int main(){
	repp(i,1,10){
		repp(j,1,10){
			printf("%dx%d=%d\n",i,j,i*j);
		}
	}
	
	return 0;
}

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

C++: #include<iostream>
using namespace std;
int main()
{
	int a, b, r;
	for (a = 1; a<10; ++a) {
		for (b = 1; b<10; ++b) {
			r = a*b;
			cout << a << "x" << b << " = " << r << "\n";
		}
	}
	return 0;
}

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

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

C++: #include <cstdio>

int main() {

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

  return 0;
}

C++: class Main{
    public static void main(String[] a){
      for(int i=1;i<9;i++){
        for(int x=1;x<9;x++){
        
        System.out.println(i+"x"+x+"="+i*x);
      }

      }

      
    }
}

C++: #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);
		}
	}
	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>
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>
void QQ(int a,int b){
	if( a >= 10 ){
		return ;
	}else if( b < 10 ){
		printf("%dx%d=%d\n",a,b,a*b);
		QQ(a,b+1);
	}else{
		QQ(a+1,1);
	}
}

int main(){
	QQ(1,1);
}

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>
    
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 n = 1; n <= 9; n++){
			cout << i << "x" << n << "="<<i*n<<endl;
		}
		}

}

C++: #include <iostream>

using namespace std;
int main(int argc, char const* argv[])
{
    int i;
    for (i = 1; i < 10; i++) {
        int j;
        for (j = 1; j < 10; j++) {
            cout << i <<"x" << j<<"="<<i*j<<endl;
        }
    }
    return 0;
}

C++: main(i,j){for(i=j=1;(i<=9||i=j++>0)&&j<=9;i++)printf("%dx%d=%d\n",j,i,i*j);exit(0);}

C++: for i in 1..9for j in 1..9 print i,"x",j,"=",i*j,"\n"end end

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

int main(){
int a = 1,b = 1,c;
while(a != 9 and b != 9){
c=a*b;
cout<<a<<"x"<<b<<"="c<<endl;
b++;
if(b == 10){
a++;
b = 1;
}

}
    return 0;
}

C++: #include<iostream>

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

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

	}
}
}

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 <stdio.h>
int main()
{
	int x,y;
	for(x=1;x<10;x++)
	{
		for(y=1;y<10;y++)
		{
			printf("%dx%d=%d\n",x,y,x*y);
		}
	}
	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 < 10; i++){
    for(int j = 0; j < 10; j++){
      cout << i << "*" << j << "=" << i * j << endl;
    }
  }
}

C++: #include <iostream>


int main()
{
	for(int i = 1; i < 10; i++) {
		for(int k = 1; k < 10; k++) {
			int l = i * k;
			std::cout << i << "x" << k << "=" << l<< std::endl;
		}
	}
	return 0;
}

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

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