How to print pyramid in C ?

#include<stdio.h>
int main ()
{
int i,j,k,n;
printf(“Enter N”);
scanf(“%d”,&n);
for(i=1;i<=n;i++)
{
for(j=1;j<=n-i;j++)
printf(” “);
for(k=1;k<=2*i-1;k++)
printf(“O”);
printf(“\n”);
}
}

Output of program-

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