Source Code
/*
*
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***
**
*
*/
#include <stdio.h>
//#include <conio.h>
void main () {
int i, j, n;
//clrscr();
do {
printf("\nPlease enter an odd number: ");
scanf("%d", &n);
} while (n%2 == 0);
for (i=1; i<=n; i++) {
if (i<=(n/2+1)) {
for (j=1; j<=i; j++) {
printf("*");
}
} else {
for (j=n/2+1; j>=(i-n/2); j--) {
printf("*");
}
}
printf("\n");
}
//getch();
}
Output
Please enter an odd number: 25
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**
*