Submission #5818798


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
long long a,b,c,kk;
int main()
{
    cin>>a>>b>>c;
    if(b>=a)
    {
        cout<<1<<endl;
        exit(0);
    }
    if(c>=b)
    {
        cout<<-1<<endl;
        return 0;
    }
    if((a-b)%(b-c)>=1) kk=1;
    cout<<((a-b)/(b-c)+kk)*2+1<<endl;
}

Submission Info

Submission Time
Task A - Kaiden
User luogu_bot5
Language C++14 (GCC 5.4.1)
Score 100
Code Size 314 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 3
AC × 13
Set Name Test Cases
Sample a01, a02, a03
All a01, a02, a03, b04, b05, b06, b07, b08, b09, b10, b11, b12, b13
Case Name Status Exec Time Memory
a01 AC 1 ms 256 KB
a02 AC 1 ms 256 KB
a03 AC 1 ms 256 KB
b04 AC 1 ms 256 KB
b05 AC 1 ms 256 KB
b06 AC 1 ms 256 KB
b07 AC 1 ms 256 KB
b08 AC 1 ms 256 KB
b09 AC 1 ms 256 KB
b10 AC 1 ms 256 KB
b11 AC 1 ms 256 KB
b12 AC 1 ms 256 KB
b13 AC 1 ms 256 KB