Pascal triangle in c

Pascal triangle: Number pattern develop in a triangle shape is known as pascal triangle

#include<stdio.h>

main()

{

int i,j,k,m,l=0;

printf("enter no. of rows : ");

scanf("%d",&m);

k=m;

for(i=1;i<=m;i++)

{

for(j=1;j<=k;j++)

{

printf(" ");

}

for(l=1;l<=i;l++){

printf("%d ",l);

}

printf("\n");

k=k-1;

}

return 0;

}

output :

enter no. of rows : 5
       1
      1 2
    1 2 3
  1 2 3 4
1 2 3 4 5

No. of rows may vary as your choice you provide the value of rows when computer asks to enter the no. of rows