为什么too many or too few lines？

#include<cstdio>
#include<iostream> 
#include<cstring>
#include<algorithm>
#include<cmath>
#include<queue>
int k[10]={0,1,2,3,4,5,6,7,8,9},v[10],a,b,c;
using namespace std;
queue<int>s;
void fuck(int x)
{
    int m;
    if(x%a==0)
    {
        int k1=x/a*b,k2;
        if(k1%b==0)
        {
            k2=k1/b*c;
            for(int i=1;i<=2;i++)
         {
             if(i==1)m=k1;
            else m=k2;
            while(m>0)
            {
                if(v[m%10]!=0)
                {
                    while(s.empty()!=true)
                    {
                        v[s.front()]=0;
                        s.pop();
                    }return;
                }
                else 
                {
                    v[m%10]=1;
                    s.push(m%10); 
                }
                m/=10;
            }    
         }
         cout<<x<<" "<<k1<<" "<<k2<<endl;
        while(s.empty()!=true)
            {
                v[s.front()]=0;
                s.pop();
            }
        }
    }
}
void sexy(int x,int t)
{
    if(t==3)
    {
        fuck(x);
        return;
    }
    for(int i=1;i<=9;i++)
    {
        if(!v[i])
        {
            v[i]=1;
            sexy(x*10+k[i],t+1);
            v[i]=0;
        }
    }
}
int main()
{
    v[0]=1;
    cin>>a>>b>>c;
    sexy(0,0);
    return 0;
}