Submission #718871

#TimeUsernameProblemLanguageResultExecution timeMemory
718871ACtorDetecting Molecules (IOI16_molecules)C++17
Compilation error
0 ms0 KiB
#include<bits/stdc++.h> using namespace std; // #pragma GCC target ("avx2") // #pragma GCC optimization ("O3") // #pragma GCC optimization ("unroll-loops") //using namespace chrono; typedef long long ll; typedef unsigned long long ull; typedef vector< int > vi; typedef vector< ll > V; typedef map<int, int > mp; #define pb push_back #define FastIO ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); #define F first #define S second #define debug cout << -1 << endl; #define REP(i, a, b) for(int i=a; i<b; i++) #define f0r(i, n) for (int i = 0; i < n; ++i) #define f0r1(i, n) for (int i = 1; i <= n; ++i) #define r0f(i, n) for(int i=n-1; i>=0; i--) #define r0f1(i, n) for(int i=n; i>=1; i--) #define fore(a, x) for (auto& a : x) #define fori(i, a, b) for (int i = (a); i < (b); ++i) #define MP make_pair #define UB upper_bound #define LB lower_bound #define nw cout << "\n" #define issq(x) (((ll)(sqrt((x))))*((ll)(sqrt((x))))==(x)) #define rev(v) reverse(v.begin(),v.end()) #define asche cerr<<"Ekhane asche\n"; #define rev(v) reverse(v.begin(),v.end()) #define srt(v) sort(v.begin(),v.end()) #define grtsrt(v) sort(v.begin(),v.end(),greater<ll>()) #define all(v) v.begin(),v.end() #define mnv(v) *min_element(v.begin(),v.end()) #define mxv(v) *max_element(v.begin(),v.end()) #define valid(tx,ty) (tx>=0 && tx<r && ty>=0 && ty<n) #define one(x) __builtin_popcount(x) #define dag cerr << "-----------------------------------------\n"; //#define ordered_set tree<ll, null_type,less_equal<ll>, rb_tree_tag,tree_order_statistics_node_update> //#define pop pop_back #define setPrec(x) cout << fixed << setprecision(x) // typedef tree<int, null_type, less<int>, rb_tree_tag, // tree_order_statistics_node_update> ordered_set; // int count(int l, int r, ordered_set &st) { // return st.order_of_key(r+1) - st.order_of_key(l); // } // #define sz(a) (int)a.sz() //#define fin cin //#define fout cout const int INF = 1e9; const ll MOD = (ll)1e9+7; const ll INFL = 1e18; const ll mnINF = -1e18; const double diff = 10e-6; const int maxn = 1000002; const int MX = 100002; const double PI = acos(-1); using namespace std; #define MAX 10000002 const double bruh = .00000001; // int dx[] = {-1, 0, 1}; // int dy[] = {-1, 0, 1}; int dx[] = {-1, 0, 0, 1}; int dy[] = {0, -1, 1, 0}; // int dx[] = {0, 1}; // int dy[] = {-1, 0}; const int N = 1002; vector< int > v; vector< int > ans; bool f = false; void func(int indx, ll s, int l, int u) { if(s>=l && s<=u) { f = true; for(auto x: ans) { cout << x << " "; } nw; } if(indx<0 || s>u) return; if(f) return; ans.pb(indx); func(indx-1, s+v[indx], l, u); ans.pop_back(); func(indx-1, s, l, u); return; } void solve() { int n, l, u; cin >> n >> l >> u; f0r(i, n) { int x; cin >> x; v.pb(x); } // cout << "saf\n"; func(n-1, 0LL, l, u); } void setIO(string name = "") { // name is nonempty for USACO file I/O ios_base::sync_with_stdio(0); cin.tie(0); // see Fast Input & Output // alternatively, cin.tie(0)->sync_with_stdio(0); if (name.size()) { freopen((name+".in").c_str(), "r", stdin); // see Input & Output freopen((name+".out").c_str(), "w", stdout); } } int32_t main() { //#ifndef ONLINE_JUDGE // freopen("inputf.in", "r", stdin); // freopen("outputf.in", "w", stdout); //#endif // setIO("gates"); // freopen("ariprog.in","r",stdin); // freopen("ariprog.out","w",stdout); FastIO; // freopen("lightson.in","r",stdin); // freopen("lightson.out","w",stdout); int t; t = 1; // preCalc(); // memset(dp, -1, szof(dp)); // cin >> t; // cin.ignore(); for(int i=0; i<t; i++) { // if(i) nw; // cout << "Case " << i+1 << ": "; solve(); } return 0; }

Compilation message (stderr)

molecules.cpp: In function 'void setIO(std::string)':
molecules.cpp:133:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  133 |         freopen((name+".in").c_str(), "r", stdin); // see Input & Output
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
molecules.cpp:135:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  135 |         freopen((name+".out").c_str(), "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/ld: /tmp/ccVIOLNr.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccop8yYt.o:molecules.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccVIOLNr.o: in function `main':
grader.cpp:(.text.startup+0x18d): undefined reference to `find_subset(int, int, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status