| |
gay
|
#include<bits/stdc++.h>
using namespace std;
int main(){
freopen("p1649.in","r",stdin);
freopen("p1649.out","w",stdout);
int n;
cin>>n;
if(n%7==0)cout<<n;
else{
int m=n,num=0;
while(m){
num+=m%10;
m/=10;
}
cout<<num%7;
}
fclose(stdin);
fclose(stdout);
return 0;
}
( ) |
|