func_code_string: #include<bits/stdc++.h>   using namespace std;   #define il inline   #define rg register   #define int long long   #define M 998244353   const int P=3,Pn=332748118;   il int read()   {      int re=0,k=1;char ch=getchar();       while(ch> 9 ||ch< 0 ){if(ch== - )k=-1;ch=getchar();}       while(ch<= 9 &&ch>= 0 ){re=re*10+ch-48;ch=getchar();}       return re*k;   }   il void write(long long x)   {       if(x<0)return putchar( - ),write(-x),void();       if(x<10)return putchar(x+ 0 ),void();       return write(x/10),putchar(x%10+ 0 ),void();   }   signed main()   {    int T,a,b,c,d;    T=read();    while(T--)    {     d=read();a=read();b=read();c=read();     int ans=min((a-d%a)%a,min((b-d%b)%b,(c-d%c)%c));     write(ans);puts(  );    }   }