Submission #116476

#TimeUsernameProblemLanguageResultExecution timeMemory
116476JohnTitorICC (CEOI16_icc)C++11
18 / 100
49 ms896 KiB
#include <bits/stdc++.h> using namespace std; #define FOR(i, j, k) for(int i=(j); i<=(k); i++) #define FFOR(i, j, k) for(int i=(j); i<(k); i++) #define DFOR(i, j, k) for(int i=(j); i>=(k); i--) #define bug(x) cerr<<#x<<" = "<<(x)<<'\n' #define pb push_back #define mp make_pair #define bit(s, i) (((s)>>(i))&1LL) #define mask(i) ((1LL<<(i))) #define builtin_popcount __builtin_popcountll #define __builtin_popcount __builtin_popcountll using ll=long long; using ld=long double; mt19937_64 rng(chrono::high_resolution_clock::now().time_since_epoch().count()); const ld pi=acos(0)*2; template <typename T> inline void read(T &x){char c; bool nega=0; while((!isdigit(c=getchar()))&&(c!='-')); if(c=='-'){nega=1; c=getchar();} x=c-48; while(isdigit(c=getchar())) x=x*10+c-48; if(nega) x=-x;} template <typename T> inline void writep(T x){if(x>9) writep(x/10); putchar(x%10+48);} template <typename T> inline void write(T x){if(x<0){ putchar('-'); x=-x;} writep(x);} template <typename T> inline void writeln(T x){write(x); putchar('\n');} #define taskname "ICC" #ifndef Aria #include "icc.h" #else int query(int as, int bs, int a[], int b[]){ } #endif // Aria int r[101]; vector <int> g[101]; int root(int u){ if(r[u]<0) return u; return r[u]=root(r[u]); } void unite(int u, int v){ u=root(u); v=root(v); if(u==v) return; if(r[u]>r[v]) swap(u, v); for(int x: g[v]) g[u].pb(x); r[u]+=r[v]; r[v]=u; } int cnt=0; bool ask(vector <int> left, vector <int> right){ cnt++; if(left.empty()||right.empty()||cnt>1700){ while(true){ int c; writeln(c); } } int a[100]; int b[100]; FFOR(i, 0, left.size()) a[i]=left[i]; FFOR(i, 0, right.size()) b[i]=right[i]; return query(left.size(), right.size(), a, b); } bool askcomp(vector <int> left, vector <int> right){ vector <int> rl; vector <int> rr; for(int x: left) for(int y: g[x]) rl.pb(y); for(int x: right) for(int y: g[x]) rr.pb(y); return ask(rl, rr); } void run(int n){ FOR(i, 1, n){ r[i]=-1; g[i].pb(i); } FFOR(cnt, 1, n){ vector <int> component; FOR(i, 1, n) if(i==root(i)) component.pb(i); vector <int> left, right; FFOR(b, 0, 10){ left.clear(); right.clear(); FFOR(i, 0, component.size()) if(bit(i, b)) left.pb(component[i]); else right.pb(component[i]); if(left.empty()||right.empty()) continue; if(askcomp(left, right)) break; } vector <int> tl, tr; tl=left; tr=right; left.clear(); for(int x: tl) for(int y: g[x]) left.pb(y); for(int x: tr) for(int y: g[x]) right.pb(y); while(left.size()>1){ tl.clear(); FFOR(i, 0, left.size()/2) tl.pb(left[i]); if(ask(tl, right)) left=tl; else{ tl.clear(); FFOR(i, left.size()/2, left.size()) tl.pb(left[i]); left=tl; } } while(right.size()>1){ tr.clear(); FFOR(i, 0, right.size()/2) tr.pb(right[i]); if(ask(left, tr)) right=tr; else{ tr.clear(); FFOR(i, right.size()/2, right.size()) tr.pb(right[i]); right=tr; } } unite(left[0], right[0]); setRoad(left[0], right[0]); } } //int main(){ // #ifdef Aria // if(fopen(taskname".in", "r")) // freopen(taskname".in", "r", stdin); // #endif // Aria //}

Compilation message (stderr)

icc.cpp: In function 'bool ask(std::vector<int>, std::vector<int>)':
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:54:5: note: in expansion of macro 'FFOR'
     FFOR(i, 0, left.size()) a[i]=left[i];
     ^~~~
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:55:5: note: in expansion of macro 'FFOR'
     FFOR(i, 0, right.size()) b[i]=right[i];
     ^~~~
icc.cpp: In function 'void run(int)':
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:77:13: note: in expansion of macro 'FFOR'
             FFOR(i, 0, component.size()) if(bit(i, b)) left.pb(component[i]); else right.pb(component[i]);
             ^~~~
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:89:13: note: in expansion of macro 'FFOR'
             FFOR(i, 0, left.size()/2) tl.pb(left[i]);
             ^~~~
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:93:17: note: in expansion of macro 'FFOR'
                 FFOR(i, left.size()/2, left.size()) tl.pb(left[i]);
                 ^~~~
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:99:13: note: in expansion of macro 'FFOR'
             FFOR(i, 0, right.size()/2) tr.pb(right[i]);
             ^~~~
icc.cpp:4:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FFOR(i, j, k) for(int i=(j); i<(k); i++)
                                       ^
icc.cpp:103:17: note: in expansion of macro 'FFOR'
                 FFOR(i, right.size()/2, right.size()) tr.pb(right[i]);
                 ^~~~
icc.cpp: In function 'bool ask(std::vector<int>, std::vector<int>)':
icc.cpp:48:17: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized]
             int c;
                 ^
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