Submission #773365

#	Time	Username	Problem	Language	Result	Execution time	Memory
773365		Matblube	Detecting Molecules (IOI16_molecules)	C++14	Compilation error	0 ms	0 KiB

molecules

#include "molecules.h"
#include <iostream>
#include <iomanip>
#include <string>
#include <math.h>
#include <algorithm>
#include <cstring>
#include <numeric>
#include <vector>
#include <map>
#include <set>
#include <deque>
#include <unordered_map>
#include <unordered_set>
typedef long long ll;
#define dbg(x) cerr<<#x<<": "<<x<<"\n";
#define fr(i, x) for(ll i=0 ; i<x ; i++)
#define fra(x, v) for(auto x:v)
#define fra1(x,v) for(auto &x:v)
#define all(x) x.begin(), x.end()
#define allr(x) x.rbegin(), x.rend()
#define pb(x) push_back(x)
#define F first
#define S second;
std::vector<int> find_subset(int l, int u, std::vector<int> w) {
    sort(all(w));
    ll a, b, cc, pos;
    std::vector<int>result;
    a=b=cc=pos=0;
    while(1){
        if(b>=n || a>=n) break;
        if(cc<l){
            cc+=w[a++]; continue;
        }
        if(cc>u){
            cc-=w[b++]; continue;
        }
        for(int i=a; i<b ; i++){
            result.pb(w[i]);
        }
        return result;
    }
    return std::vector<int>(0);
}

Compilation message (stderr)

molecules.cpp: In function 'std::vector<int> find_subset(int, int, std::vector<int>)':
molecules.cpp:31:15: error: 'n' was not declared in this scope
   31 |         if(b>=n || a>=n) break;
      |               ^