jaskaran1

*Add the toolchain/test PPA*
sudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt-get update
sudo apt-get install g++-4.8
sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.8 50

*If you ever want to update symlinks for a future version:*
sudo rm /usr/bin/g++
sudo ln -s /usr/bin/g++-4.XXX /usr/bin/g++

jaskaran1

#include<map>
#include<set>
#include<ctime>
#include<cmath>
#include<queue>
#include<stack>
#include<bitset>
#include<vector>
#include<cstdio>
#include<string>

jaskaran1

#include<iostream>
#include<vector>
#include<queue>
#include<set>
#include<map>
#include<algorithm>

#define INRANGE(i, a, b) (i >= a && i < b)

using namespace std;