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#include<bits/stdc++.h>
using namespace std;
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
typedef long long ll;
typedef double dd;
#define pb push_back
#define mp make_pair
#define endl "\n"
ll const M = 1000000007;
dd const pi = acos(-1);
ll const inf = 2e18;
ll const N = 200001;
vector<ll> a(5);
vector<char> op = {'+','-','*'};
string s;
bool ok;
ll calculate()
{
	ll i,ans = 0;
	if(s[0] == '+')
		ans = a[0] + a[1];
	else if(s[1] == '-')
		ans = a[0] - a[1];
	else
		ans = a[0]*a[1];
	for(i = 1; i < 4; i++)
	{
		if(s[i] == '+')
			ans = ans + a[i + 1];
		else if(s[i] == '-')
			ans = ans - a[i + 1];
		else
			ans = ans*a[i + 1];
	}
	return ans;
}
void solve(ll i)
{
	if(i == 4)
	{
		if(calculate() == 23)
			ok = true;
		return;
	}
	for(ll j = 0; j < 3; j++)
	{
		s.pb(op[j]);
		solve(i + 1);
		s.pop_back();
	}
}
int main()
{
    fast;
  	ll i,j,t;
  	while(1)
  	{
  		for(i = 0; i < 5; i++)
  			cin >> a[i];
  		for(i = 0; i < 5; i++)
  			if(a[i] != 0)
  				break;
  		if(i == 5)
  			break;
  		s.clear();
  		sort(a.begin(),a.end());
  		ok = false;
  		do { 
        	solve(0);
        	if(ok)
        		break;
        } while (next_permutation(a.begin(),a.end())); 
  		if(ok)
  			cout<<"Possible"<<endl;
  		else
  			cout<<"Impossible"<<endl;
 
  	}
    return 0;
}    

Main.java:1: error: illegal character: '#'
#include<bits/stdc++.h>
^
Main.java:1: error: class, interface, or enum expected
#include<bits/stdc++.h>
        ^
Main.java:3: error: illegal character: '#'
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
^
Main.java:3: error: class, interface, or enum expected
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
        ^
Main.java:3: error: class, interface, or enum expected
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
                                              ^
Main.java:3: error: class, interface, or enum expected
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
                                                            ^
Main.java:5: error: class, interface, or enum expected
typedef double dd;
^
Main.java:6: error: illegal character: '#'
#define pb push_back
^
Main.java:6: error: class, interface, or enum expected
#define pb push_back
        ^
Main.java:7: error: illegal character: '#'
#define mp make_pair
^
Main.java:8: error: illegal character: '#'
#define endl "\n"
^
Main.java:10: error: class, interface, or enum expected
dd const pi = acos(-1);
^
Main.java:11: error: class, interface, or enum expected
ll const inf = 2e18;
^
Main.java:12: error: class, interface, or enum expected
ll const N = 200001;
^
Main.java:13: error: class, interface, or enum expected
vector<ll> a(5);
^
Main.java:14: error: class, interface, or enum expected
vector<char> op = {'+','-','*'};
^
Main.java:15: error: class, interface, or enum expected
string s;
^
Main.java:16: error: class, interface, or enum expected
bool ok;
^
Main.java:17: error: class, interface, or enum expected
ll calculate()
^
Main.java:20: error: class, interface, or enum expected
	if(s[0] == '+')
	^
Main.java:22: error: class, interface, or enum expected
	else if(s[1] == '-')
	^
Main.java:24: error: class, interface, or enum expected
	else
	^
Main.java:26: error: class, interface, or enum expected
	for(i = 1; i < 4; i++)
	^
Main.java:26: error: class, interface, or enum expected
	for(i = 1; i < 4; i++)
	           ^
Main.java:26: error: class, interface, or enum expected
	for(i = 1; i < 4; i++)
	                  ^
Main.java:30: error: class, interface, or enum expected
		else if(s[i] == '-')
		^
Main.java:32: error: class, interface, or enum expected
		else
		^
Main.java:34: error: class, interface, or enum expected
	}
	^
Main.java:36: error: class, interface, or enum expected
}
^
Main.java:43: error: class, interface, or enum expected
		return;
		^
Main.java:44: error: class, interface, or enum expected
	}
	^
Main.java:45: error: class, interface, or enum expected
	for(ll j = 0; j < 3; j++)
	              ^
Main.java:45: error: class, interface, or enum expected
	for(ll j = 0; j < 3; j++)
	                     ^
Main.java:48: error: class, interface, or enum expected
		solve(i + 1);
		^
Main.java:49: error: class, interface, or enum expected
		s.pop_back();
		^
Main.java:50: error: class, interface, or enum expected
	}
	^
Main.java:55: error: class, interface, or enum expected
  	ll i,j,t;
  	^
Main.java:56: error: class, interface, or enum expected
  	while(1)
  	^
Main.java:58: error: class, interface, or enum expected
  		for(i = 0; i < 5; i++)
  		           ^
Main.java:58: error: class, interface, or enum expected
  		for(i = 0; i < 5; i++)
  		                  ^
Main.java:60: error: class, interface, or enum expected
  		for(i = 0; i < 5; i++)
  		^
Main.java:60: error: class, interface, or enum expected
  		for(i = 0; i < 5; i++)
  		           ^
Main.java:60: error: class, interface, or enum expected
  		for(i = 0; i < 5; i++)
  		                  ^
Main.java:63: error: class, interface, or enum expected
  		if(i == 5)
  		^
Main.java:65: error: class, interface, or enum expected
  		s.clear();
  		^
Main.java:66: error: class, interface, or enum expected
  		sort(a.begin(),a.end());
  		^
Main.java:67: error: class, interface, or enum expected
  		ok = false;
  		^
Main.java:68: error: class, interface, or enum expected
  		do { 
  		^
Main.java:70: error: class, interface, or enum expected
        	if(ok)
        	^
Main.java:72: error: class, interface, or enum expected
        } while (next_permutation(a.begin(),a.end())); 
        ^
Main.java:73: error: class, interface, or enum expected
  		if(ok)
  		^
Main.java:75: error: class, interface, or enum expected
  		else
  		^
Main.java:78: error: class, interface, or enum expected
  	}
  	^
Main.java:80: error: class, interface, or enum expected
}    
^
54 errors

Standard output is empty