Tuesday, February 16, 2016

UVA 10929 - You can say 11

#include<bits/stdc++.h>
#define i64 long long
#define mx(a,b,c) max(a,max(b,c))
#define mn(a,b,c) min(a,min(b,c))
#define eef else if
#define ff(i,s,e) for(int i=(s); i<e; i++)
#define ff2(i,s,e) for(int i=(s); i>=e; i--)
#define sf scanf
#define pf printf
#define dbug(x) cout<<"x = "<<x<<endl
#define newl cout<<"\n"
#define putcase cout<<"Case "<<++cse<<":"
#define putcase2 cout<<"Case #"<<++cse<<":"
using namespace std;
int main()
{
    int i,j,s;
    char n[1050];
    while(1)
    {
        s=0;
        scanf("%s",&n);
        i=strlen(n);
        for(j=0; j<i; j++)
        {
            s=s*10+n[j]-'0';
            s=s%11;
        }
        if(s==0 && i==1)    break;
        else if(s==0)
            printf("%s is a multiple of 11.\n",n);
        else printf("%s is not a multiple of 11.\n",n);
    }


    return 0;
}

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