NAQ22 L Solution (C++)

#include <iostream>

using namespace std;

int main()
{
    int a,b,c;
    cin>>a>>b>>c;

    int ans = 1e9;

    for(int i=1;i<=4;i++) for(int j=1;j<=4;j++)
    {
        int s = a;

        if(i==4) if(s%b==0) s/= b; else continue;
        else if(i==3) s*=b;
        else if(i==2) s-=b;
        else if(i==1) s+=b;

        if(j==4) if(s%c==0) s/= c; else continue;
        else if(j==3) s*=c;
        else if(j==2) s-=c;
        else if(j==1) s+=c;

        if(s>=0) ans = min(ans,s);
    }

    cout << ans << '\n';

}