#include<stdio.h>
int main(){
int n,sum=0;
printf("enter number");
scanf("%d",&n);
while(n>0){
sum+=n%10;
n=n/10;
}
printf("sum is%d",sum);
return 0;
}
Output
#include<stdio.h>
int main(){
int n,sum=0;
printf("enter number");
scanf("%d",&n);
while(n>0){
sum+=n%10;
n=n/10;
}
printf("sum is%d",sum);
return 0;
}
Output