Submission #1719956


Source Code Expand

#include<bits/stdc++.h>
#define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)
#define fore(i,a) for(auto &i:a)
#pragma GCC optimize ("-O3")
using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
//---------------------------------------------------------------------------------------------------
/*---------------------------------------------------------------------------------------------------
            ∧_∧  
      ∧_∧  (´<_` )  Welcome to My Coding Space!
     ( ´_ゝ`) /  ⌒i     
    /   \     | |     
    /   / ̄ ̄ ̄ ̄/  |  
  __(__ニつ/     _/ .| .|____  
     \/____/ (u ⊃  
---------------------------------------------------------------------------------------------------*/



int R, G;
//---------------------------------------------------------------------------------------------------
void _main() {
    cin >> R >> G;

    // (R + b)/2 = G
    // R + b = 2G
    // b = 2G - R

    int ans = 2 * G - R;
    cout << ans << endl;
}

Submission Info

Submission Time
Task A - Rating Goal
User hamayanhamayan
Language C++14 (GCC 5.4.1)
Score 100
Code Size 1214 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 × 2
AC × 8
Set Name Test Cases
Sample s1.txt, s2.txt
All in1.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, s1.txt, s2.txt
Case Name Status Exec Time Memory
in1.txt AC 1 ms 256 KB
in2.txt AC 1 ms 256 KB
in3.txt AC 1 ms 256 KB
in4.txt AC 1 ms 256 KB
in5.txt AC 1 ms 256 KB
in6.txt AC 1 ms 256 KB
s1.txt AC 1 ms 256 KB
s2.txt AC 1 ms 256 KB