Go: package main

import "fmt"


func main() {
	for i := 1; i <= 9; i++ {
		for i2 := 1; i2 <= 9; i2++ {
			fmt.Printf("%d ?? %d = %d\n", i, i2, i*i2)
		}
	}
}

C++: #include<cstdio>
#include<cstring>
#include<cmath>
#include<algorithm>
#include<iostream>
#define eps 1e-7
using namespace std;
const int maxn=265;
const double g=9.8;
double v[maxn];
int n;
double l1,r1,l2,r2,h;
double fun(double a,double b,double c)
{
    double tmp=sqrt(b*b-4*a*c);
    return (-b+tmp)/(2*a);
}
int solve(double x,double h,double v0)
{
    double th,len;
    int hit=0;
    th=acos(x/(v0*sqrt(fun(g*g/4.0,-(g*h+v0*v0),h*h+x*x))));
    for(int i=1;i<=n;i++)
    {
        double vz=v[i];
        len=fun(g/(2.0*vz*vz*cos(th)*cos(th)),tan(th),-h);
        if(len-l2>=eps&&r2-len>=eps)    return 0;
        if(len-l1>=eps&&r1-len>=eps)    hit++;
    }
    return hit;
}
int main()
{
    
    int ans;    
    while(scanf("%d",&n),n)
    {
        scanf("%lf%lf%lf%lf%lf",&h,&l1,&r1,&l2,&r2);
        for(int i=1;i<=n;i++)
            scanf("%lf",&v[i]);
        ans=0;
        for(int i=1;i<=n;i++)
        {
            ans=max(ans,solve(l1,h,v[i]));
            ans=max(ans,solve(r1,h,v[i]));
            ans=max(ans,solve(l2-2*eps,h,v[i]));
            ans=max(ans,solve(r2+2*eps,h,v[i]));
        }
        printf("%d\n",ans);
    }
    return 0;
}

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

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

C++: #include<stdio.h>

int main(void)
{
	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 << endl;
    }
  }
  return 0;
}

C++: #include<iostream>
int main(){

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

}

C++: #include <iostream>
#include <cstdio>
#include <cmath>
#include <vector>
#include <algorithm>
#include <string>
#include <set>
#include <map>
#include <queue>
using namespace std;
typedef long long int ll;
const int INF = 100000000;
#define rep(i,n) for(int i=0;i<(int)(n);i++)
int main(){
    const int n = 9;
    for(int i = 1; i <= n; i++){
        for(int j = 1; j <= n; j++){
            printf("%dx%d=%d\n", i, j, i*j);
        }
    }
    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;
}

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

int main(){

int f,s,;
for(f=1;f++;f<10){
for(s=1;s++;s<10){
cout<<f<<"x"<<s<<"="<<f*s<<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++){
      cout << i << "x" << j << "=" << i * j << "\n";
    }
  }
  return (0);
}

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

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

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

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

int main(void)
{
  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>

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

C++: #include <stdio.h>
 int main()
 {
     int namta[9][9];
     int row, col;
     for (row = 0; row < 9; row++) {
         for(col = 0; col < 9; col++) {
             namta[row][col] = (row + 1) * (col + 1);
         }
     }
     for (row = 0; row < 9; row++) {
         for(col = 0; col < 9; col++) {
             printf("%d x %d = %d\n", (row + 1), (col + 1), namta[row][col]);
         }
         printf("\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++: #inclde<iostream>
using namespace std;
int main()
{
int a,b
for(a=1;a<=9;a++)
   {for(b=1;b<=9;b++)
        {cout<<a<<"x"<<b<<"="<<a*b<<endl;
}
return 0
}

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

int main(void){
    int i,q,r;
    for(i=1;i<10;i++){
       for(q=1;q<10;q++){
          r=i*q;
          cout << i << "??" << q << "=" << r << endl;
       }
    }
}

C++: #include <bits/stdc++.h>
#include <vector>
using namespace std;
int x, y;
int main(){
	for(int x = 1; x <= 9; x++){
		for(int y = 1; y <= 9; y++){
			cout << x << "x" << y << "=" << x*y <<"\n";
		}
	}
	return 0;
}

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

// ????????????WA???????????????????????????????????§???
auto dodo() {
  for(auto i=0; i<9; i++)
    cout << i+1 << 'x' << i+1 << '=' << (i+1)*(i+1) << endl;
}

int main() {
  dodo();
  return 0;
}

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

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

C++: #include<cstdio>
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);}

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 << " × " << 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;
        }
    }
}

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

int main(){
 int i,j;
 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>
#include <stdio.h>
using namespace std;
int main()
{
	for(int x=1;x<10;x++)
	{
		for(int y=1;y<10;y++)
		{
			cout << x << "x" << y << "=" << x*y << endl; 
		}
	}
	return 0;
}

C++: #include<stdio.h>

int main(){
	while(true);
	return 0;
}

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

C++: #include <bits/stdc++.h>
using namespace std;

#define REP(i, s, n) for(int i = s; i < n; ++i)
#define rep(i, n)		 REP(i, 0, n)
#define SORT(c)			 sort((c).begin(), (c).end())
#define IINF					INT_MAX
#define LLINF					LLONG_MAX
#define DEBUG					false

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

C++: import itertools

for x, y in itertools.product(range(1, 10), range(1, 10)):
    print("%dx%d=%d" % (x, y, x * y))

C++: #include <cstdio>

void solve(){
	for(int i = 1; i < 10; i ++){
		for(int j = 1; j < 10; j ++)
			printf("%dx%d=%d\n", i, j, i * j);
	}
}

int main(int argc, char const *argv[]){
	solve();
	return 0;
}