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Program to construct a pascal triangle

Posted Date: Total Responses: 0 Posted By: hasmukh Member Level: Bronze Points/Cash: 2

class Pascal
{
public static void main(String args[])
{
int a[][]=new int[5][];
a[0]=new int[2];
a[0][0]=1;
a[0][1]=1;
for(int i=1;i<5;i++)
{
a[i]= new int[i+2];
a[i][0]=1;
a[i][i+1]=1;
for(int j=1;j {
a[i][j]=a[i-1][j-1]+a[i-1][j];
}
}
System.out.println(" 1");
for(int i=1;i<5;i++)
{
for( int p=5-i;p>0;p--)
{
System.out.print(" ");
}
for(int j=0;j {
System.out.print(" "+a[i][j]+" ");
}
System.out.println();
}
}
}

OUTPUT:

1
1 2 1
1 3 3 1
1 4 6 4 1
1 5 10 10 5 1

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