pattern-2

1:
#include<stdio.h>
int main()
{
    int row,space,star,n;
    printf("please enter the number of lines:");
    scanf("%d",&n);
    for(row=1;row<=n;row++)
    {
        for(space=n-row;space>=0;space--)
    {
            printf(" ");
    }
    for(star=1;star<=2*row-1;star++)
    {
        printf("*");
    }
    printf("\n");
    }
return 0;
}

input: 7
output:
                                *
                              ***
                            *****
                          *******
                        *********
                      ***********
                    *************

2:
#include<stdio.h>
int main()
{
    int row,space,star,n;
    printf("please enter the number of lines:");
    scanf("%d",&n);
    for(row=n;row>=1;row--)
    {
        for(space=n-row;space>=0;space--)
    {
            printf(" ");
    }
    for(star=1;star<=2*row-1;star++)
    {
        printf("*");
    }
    printf("\n");
    }
return 0;
}


input: 7
output:
  
                    *************
                      ***********
                        *********
                         *******
                           *****
                            ***
                              *