Examples:
#include #include <conio.h>
using namespace std; int main() { long int r, k, max; //rzad, kolumna
cout << "This program prints the Pascal triangle\n";
cout << "enter level: ";
cin >> r;
r = r - 1;
k = r;
max = r;
long int tab[ r + 1 ][ k + 1 ]; //create two-dimensional tables
for( r = 0; r <= max; r++ )
{
for( k = 0; k <= max; k++ )
{
tab[ r ][ k ] = 0;
}
} // clean the whiteboard
tab[ 0 ][ 0 ] = 1;
tab[ 1 ][ 0 ] = 1;
tab[ 1 ][ 1 ] = 1;
for( long int r = 2; r <= max; r++ )
{
for( long int k = 0; k <= r; k++ )
{
if( r == k ) tab[ k ][ r ] = 1;
if( k == 0 ) tab[ k ][ r ] = 1;
tab[ r ][ k ] = tab[ r - 1 ][ k - 1 ] + tab[ r - 1 ][ k ];
}
} //calculation of cell values
for( r = 0; r <= max; r++ )
{
for( k = 0; k <= r; k++ )
{
cout << tab[ r ][ k ] << " ";
}
cout << endl;
} //writing the result on the screen
r=2;
k=0;
tab[ r ][ k ] = tab[ r - 1 ][ k - 1 ] + tab[ r - 1 ][ k ];
cout << tab[2 ][ 2 ] << " ";
}