#include <iostream>
using namespace std;
int main() {
setlocale(0, "");
int a;
int counter;
counter = 0;
for (a = 1; a <= 100; a++) {
cout << a << endl;
counter++;
if (counter == 2) {
cout << "\n" << endl;
counter = 0;
}
}
return 0;
}
break;
case '2': {
for (y = 0; y <= 10; y++)
{
cout << a << " * " << y << " = " << a * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << b << " * " << y << " = " << b * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << c << " * " << y << " = " << c * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << d << " * " << y << " = " << d * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << e << " * " << y << " = " << e * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << f << " * " << y << " = " << f * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << g << " * " << y << " = " << g * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << h << " * " << y << " = " << h * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << i << " * " << y << " = " << i * y << endl;
counter++;
}
for (y = 0; y <= 10; y++) {
cout << j << " * " << y << " = " << j * y << endl;
counter++;
}
if (counter == 11)
cout << "\n";
counter = 0;
}
break;