Submission #931850

#	Time	Username	Problem	Language	Result	Execution time	Memory
931850		12345678	Strange Device (APIO19_strange_device)	C++17	5 / 100	2 ms	2512 KiB

strange_device

#include <bits/stdc++.h>

using namespace std;

#define ll long long

const int nx=1e6+5;
ll n, a, b, l[nx], r[nx];

int main()
{
    cin.tie(NULL)->sync_with_stdio(false);
    cin>>n>>a>>b>>l[0]>>r[0];
    //cin>>a>>b;
    //for (int i=1; i<=20; i++) cout<<i<<' '<<i+(i/b)<<' '<<(i+(i/b))%a<<' '<<i%b<<'\n';
    a*b<=r[0]-l[0]+1;
    if (a<=(r[0]-l[0]+1)/b) cout<<a*b;
    else cout<<r[0]-l[0]+1;
    //cout<<min(a*b, r[0]-l[0]+1);
}

Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:16:8: warning: statement has no effect [-Wunused-value]
   16 |     a*b<=r[0]-l[0]+1;
      |     ~~~^~~~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 5 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30