pyramid using c

1#include<stdio.h> 
2int main() 
3{
4int i,j,n; 
5printf("ENTER THE NUMBER OF ROWS YOU WANT TO PRINT * PYRAMID PATTERN\n"); 
6scanf("%d", &n); 
7for(i = 1 ; i <= n ; i++) 
8{
9    for (j = 1 ; j <= 2*n-1 ; j++) 
10{
11      if (j >= n-(i-1) && j <= n+(i-1)) 
12      { printf("*"); }
13      else 
14      {printf(" "); } 
15} 
16printf("\n");
17}

1#include <stdio.h>
2
3int main(){
4    int i,j,n,;//declaring variables
5
6    /*
7    At first half pyramid
8    *
9    **
10    ***
11    ****
12    *****
13    ******
14    *******
15    ********
16    */
17    printf("Enter rows: \n");
18    scanf("%d",&n);
19
20    printf("half pyramid\n\n");
21    for(i=0;i<n;i++){ //loop for making rows
22        for(j=0;j<i;j++){ //loop for making stars. Here "i" is row number and n is total row number. so for making 1 star after 1 star you've to put variable "i"
23            printf("* ");
24        }
25        //printing new line
26        printf("\n");
27    }
28
29    printf("\n\n");
30
31
32
33
34
35    /*
36    making full pyramids
37
38        *
39       ***
40      *****
41     *******
42    *********
43   ***********
44
45    */
46    printf("full pyramid\n\n");
47    //the first loop is for printing rows
48    for(i=1;i<=n;i++){
49        //loop for calculating spaces
50        for(j=1;j<=(n-i);j++){ //to calculate spaces I use totalRows-rowNo formula
51            printf(" ");
52        }
53
54        //loop for calculating stars
55        for(j=1;j<=((2*i)-1);j++){ //using the formula "2n-1"
56            printf("*");
57        }
58        //printing a new line
59        printf("\n");
60    }
61
62
63
64
65
66    return 0;
67
68
69}
70