#include
#include
int main()
{
int i,sum=0;
char str[50];
cout<<"Enter the string :";
cin>>str;
for(i=0;i
{
if(str[i]>=48 && str[i]<=57)
sum+=(str[i]-48);
}
cout<<"\nSum of all the digits = "<
getch();
}
nt sum, number;
. . .
for(sum=0; number>0; sum+=number%10, number/=10);
. . .