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\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 y = 1; y < 10; y++){
  for(int x = 1; x < 10; x++){
   cout << y << "x" << x << "=" << x*y << endl;
    
  }
 }
 
 return 0;
}

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);
return(0);
}

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

int main(){
    for(int i=1; i<=9; i++){
        for(int j=1; j<=9; j++){
            int ans = i*j;
            cout << i << "x" << j << "=" << ans << 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=0; j<0; j++){
                      printf("%dx%d=%d", i, j, i*j);
              }
        }
	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 << "x" << j+1 << "=" << (i+1)*(j+1) << endl;
		}
	}
}

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

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

C++: #include <iostream>
#include <cstdio>
  
int main(){
  
for(int i = 1 ; i < 10; i++){
for(int j = 1; j < 10; j++){
printf("%dx%d=%d?\b", 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++){
            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 <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++: 
for(int z = 1; z != 9; z++){
 for(int y = 1; y != 9; y++){
  cout << z << "x" << y << "=" << z * y << endl;
 }
}

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 n,m;
for(int n=1; n<=9; n++){for(int m=1; m<=9; m++){
cout<<n<<"??"<<m<<"="<<n*m<<endl;
}}// your code goes here
	return 0;
}

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

C++: #include <iostream>

int main(){

    for(std::size_t i=0;i<9;i++){
        for(std::size_t j=0;j<9;j++){
            std::cout<<i+1<<'x'<<j+1<<'='<<(i+1)*(j+1)<<std::endl;
        }
    }

    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 left = 1; left <= 9; left++) {
		for (int right = 1; right <= 9; right++) {
			cout << left << "x" << right << "=" << left * right << endl;
		}
	}

	return 0;
}

//*/

C++: using System;
namespace multiApplication{
    class Program{
        static void Main(){
            int i, j;
            for(i=1;i<10;i++){
                for(j=1;j<10;j++){
                Console.WriteLine("{0}*{1}={2}",i, j, i*j);
                }
            }
        }
    }
}

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

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

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