UVA 11332
Don't copy without trying.
#include<bits/stdc++.h>
using namespace std;
int main()
{
char a[10],c[2]={'0','\0'};
int b=0,sum=0,sum1=0,sum2=0;
while(cin>>a)
{
if(strcmp(a,c)==0)
{break;}
else{
b=strlen(a);
sum=0;
for(int i=0; i<b; i++)
{
if((a[i] >= '0') && (a[i] <= '9'))
{
sum=sum+(a[i]-'0');
}
}
while(sum>=10)
{
sum1=sum/10;
sum2=sum%10;
sum=sum1+sum2;
}
cout<<sum<<endl;
sum1=0;
sum2=0;
sum=0;
b=0;
}
}
return 0;
}
#include<bits/stdc++.h>
using namespace std;
int main()
{
char a[10],c[2]={'0','\0'};
int b=0,sum=0,sum1=0,sum2=0;
while(cin>>a)
{
if(strcmp(a,c)==0)
{break;}
else{
b=strlen(a);
sum=0;
for(int i=0; i<b; i++)
{
if((a[i] >= '0') && (a[i] <= '9'))
{
sum=sum+(a[i]-'0');
}
}
while(sum>=10)
{
sum1=sum/10;
sum2=sum%10;
sum=sum1+sum2;
}
cout<<sum<<endl;
sum1=0;
sum2=0;
sum=0;
b=0;
}
}
return 0;
}
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