1492A Three swimmers codeforces solution in cpp
by ujjal roy
#include<bits/stdc++.h>
using namespace std;
main()
{
unsigned long long int t,p,a,b,c,r1,r2,r3;
cin>>t;
while(t--)
{
cin>>p>>a>>b>>c;
if(p%a==0) r1=0;
else
{
r1=a-p%a;
}
if(p%b==0) r2=0;
else
{
r2=b-p%b;
}
if(p%c==0) r3=0;
else
{
r3=c-p%c;
}
cout<<min(r1,min(r2,r3))<<endl;
}
return 0;
}
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