Record Detail

#	Status	Time Cost	Memory Cost
#1	Accepted	3ms	532.0 KiB
#2	Accepted	3ms	764.0 KiB
#3	Accepted	3ms	532.0 KiB
#4	Accepted	3ms	320.0 KiB
#5	Accepted	3ms	324.0 KiB
#6	Accepted	3ms	320.0 KiB
#7	Accepted	3ms	532.0 KiB
#8	Accepted	5ms	320.0 KiB
#9	Accepted	4ms	532.0 KiB
#10	Accepted	4ms	532.0 KiB
#11	Accepted	4ms	532.0 KiB
#12	Accepted	4ms	324.0 KiB
#13	Accepted	4ms	320.0 KiB
#14	Accepted	4ms	532.0 KiB
#15	Accepted	4ms	532.0 KiB

#include<bits/stdc++.h>
using namespace std;
int main ()
{
    int n;
    cin>>n;
    cout<<(2*n)-1;
    return 0;
}

Accepted