Pascals Triangle

   #include<stdio.h>  
   #include<ctype.h>  
   #include<conio.h>  
   #include<time.h>  
   #include<stdlib.h>  
   long unsigned int Factorial(long unsigned int Number)  
   {  
   long unsigned int Fact=0;  
   if (Number==0)  
   return (long unsigned int) 1;  
   else  
   {     Fact=Number*Factorial(Number-1);  
   return Fact;  
   }  
   }  
   long unsigned int Combination(long unsigned int num1,long unsigned int num2)  
   {  
   long unsigned int Comb,num3;  
   long unsigned int Factor1, Factor2,Factor3;  
   Factor1=Factorial(num1);  
   Factor2=Factorial(num2);  
   num3=num1-num2;  
   Factor3=Factorial(num3);  
   Comb=Factor1/(Factor2*Factor3);  
   return(Comb);  
   }  
   int main()  
   {  
   long unsigned int i,j,Num=0;  
   long unsigned int **Matrix;  
   clrscr();  
   printf(" %d\n " ,sizeof(long unsigned int));  
   printf("Enter Index of Square Matrix Num =: ");  
   scanf ("%lu",&Num);  
   Matrix=(long unsigned int **) malloc(Num*Num*sizeof(long unsigned int));  
   for( i=0;i<Num;i++)  
   { for (j=0;j<Num;j++)  
   { *(*(Matrix+i)+j)=0;  
   }  
   }  
   for(i=0;i<Num;i++)  
   { for(j=0;j<=i;j++)  
   { printf(" %lu " , *(*(Matrix+i)+j)); }  
   printf("\n");  
   }  
   for(i=0;i<Num;i=i+1)  
   {  
   for(j=0;j<=i;j=j+1)  
   {  
   *(*(Matrix+i)+j)=Combination(i,j);  
   }  
   printf("\n");  
   }  
   for(i=0;i<Num;i++)  
   {  
   for(j=0;j<=i;j++)  
   {  
   // printf(" \n %lu %lu \n",i,j);  
   printf(" %lu ",*(*(Matrix+i)+j) );  
   }  
   printf("\n");  
   }  
   getch();  
   return(0);  
   }