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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int n;
  5.     printf("Enter the number: ");
  6.     scanf("%d",&n);
  7.  
  8.     int ld=n%10;
  9.     int sum=0;
  10.  
  11.     while(n>0){
  12.      sum= sum+ld;
  13.      n=n/10;
  14.     }
  15.       printf(" The sum is %d",sum);
  16. 	return 0;
  17. }
  18.  
Success #stdin #stdout 0.01s 5288KB
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Enter the number:  The sum is 9
https://ideone.com/vYaKfD
language:
C (gcc 8.3)
created:
2 days ago
visibility:
public

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