1 #include <iostream>
 2 #include <cstring>
 3 using namespace std;
 4 int main()
 5 {
 6     int n,i,j;
 7     char a[1002];
 8     while(cin>>a>>n)
 9     {
10         int count=0,c=0,m=0;
11         count=strlen(a)-1;
12         for(i=0;i<=count;i++)
13         {
14             m=a[i]-‘0‘+c*10;
15             c=m%n;
16         }
17         cout<<c<<endl;
18         memset(a,0,sizeof(a));
19     }
20 }