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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int n, rem, product = 1, found = 0;
  5.     printf("Enter a number: \n");
  6.     scanf("%d", &n);
  7.  
  8.     while (n > 0) {
  9.         rem = n % 10;
  10.         if (rem % 2 != 0) {
  11.             product *= rem;
  12.             found = 1;
  13.         }
  14.         n /= 10;
  15.     }
  16.  
  17.     if (found)
  18.         printf("Product of odd digits = %d\n", product);
  19.     else
  20.         printf("No odd digits found\n");
  21.  
  22.     return 0;
  23. }
  24.  
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin 
12345
stdout 
Enter a number: 
Product of odd digits = 15
https://ideone.com/UmyuFy
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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