제출 #678913

#제출 시각아이디문제언어결과실행 시간메모리
678913n0sk1ll저울 (IOI15_scales)C++14
77.98 / 100
170 ms236260 KiB
#include <bits/stdc++.h> #define FAST ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);cerr.tie(0) #define mp make_pair #define xx first #define yy second #define pb push_back #define pf push_front #define popb pop_back #define popf pop_front #define all(x) (x).begin(),(x).end() #define inv(n) power((n), mod - 2) #define ff(i,a,b) for (int (i) = (a); (i) < (b); (i)++) #define fff(i,a,b) for (int (i) = (a); (i) <= b; (i)++) #define bff(i,a,b) for (int (i) = (b)-1; (i) >= (a); (i)--) #define bfff(i,a,b) for (int (i) = (b); (i) >= (a); (i)--) #define sum_overflow(a,b) __builtin_add_overflow_p ((a), (b), (__typeof__ ((a) + (b))) 0) #define mul_overflow(a,b) __builtin_mul_overflow_p ((a), (b), (__typeof__ ((a) + (b))) 0) using namespace std; long double typedef ld; unsigned int typedef ui; long long int typedef li; pair<int,int> typedef pii; pair<li,li> typedef pli; pair<ld,ld> typedef pld; vector<vector<int>> typedef graph; unsigned long long int typedef ull; //const int mod = 998244353; const int mod = 1000000007; //Note to self: Check for overflow #include "scales.h" vector<vector<int>> perms; mt19937 rng(29042004); int evalmin(int a, int b, int c) { int ka=0,kb=0,kc=0; for (auto p : perms) { for (auto it : p) { if (it==a) {ka++; break;} if (it==b) {kb++; break;} if (it==c) {kc++; break;} } } return max(max(ka,kb),kc)-min(min(ka,kb),kc); } int evalmed(int a, int b, int c) { int ka=0,kb=0,kc=0; for (auto p : perms) { int red=0; for (auto it : p) { if (it==a) {if (red==1) {ka++; break;} else red++;} if (it==b) {if (red==1) {kb++; break;} else red++;} if (it==c) {if (red==1) {kc++; break;} else red++;} } } return max(max(ka,kb),kc)-min(min(ka,kb),kc); } int evalmax(int a, int b, int c) { int ka=0,kb=0,kc=0; for (auto p : perms) { int red=0; for (auto it : p) { if (it==a) {if (red==2) {ka++; break;} else red++;} if (it==b) {if (red==2) {kb++; break;} else red++;} if (it==c) {if (red==2) {kc++; break;} else red++;} } } return max(max(ka,kb),kc)-min(min(ka,kb),kc); } int evalwtf(int a, int b, int c, int d) { int ka=0,kb=0,kc=0; for (auto p : perms) { int red=0; bool svrsio=0; bool oki=false; for (auto it : p) { if (it==a) {if (oki) {ka++; svrsio=1; break;}} if (it==b) {if (oki) {kb++; svrsio=1; break;}} if (it==c) {if (oki) {kc++; svrsio=1; break;}} if (it==d) oki=true; } if (!svrsio) for (auto it : p) { if (it==a) {ka++; break;} if (it==b) {kb++; break;} if (it==c) {kc++; break;} } } return max(max(ka,kb),kc)-min(min(ka,kb),kc); } int idx=1; int g[10000007][3]; vector<int> stapitam[10000007]; //ne pitam nista ako znam odgovor bool generate_tree(int p, vector<vector<int>> sperms, int d) { //cout<<p<<" "<<sperms.size()<<" "<<d<<endl; if (d>=8) return false; if (sperms.size()==1) { stapitam[p]=sperms.back(); return true; } if (sperms.empty()) return true; perms=sperms; vector<vector<int>> qrys; int sta=837339; fff(i,1,6) fff(j,i+1,6) fff(k,j+1,6) { int tval; fff(_,1,6) if (_!=i && _!=j && _!=k) { tval=evalwtf(i,j,k,_); if (tval<sta) qrys.clear(),sta=tval; if (tval==sta) ff(rpr,0,100) qrys.pb({4,i,j,k,_}); } tval=evalmed(i,j,k); if (tval<sta) qrys.clear(),sta=tval; if (tval==sta) ff(rpr,0,50) qrys.pb({2,i,j,k}); tval=evalmin(i,j,k); if (tval<sta) qrys.clear(),sta=tval; if (tval==sta) ff(rpr,0,5) qrys.pb({1,i,j,k}); tval=evalmax(i,j,k); if (tval<sta) qrys.clear(),sta=tval; if (tval==sta) ff(rpr,0,5) qrys.pb({3,i,j,k}); } shuffle(all(qrys),rng); for (auto qq : qrys) { stapitam[p]=qq; vector<vector<int>> gde1,gde2,gde3; if (qq[0]==1) { int a=qq[1],b=qq[2],c=qq[3]; for (auto p : sperms) { for (auto it : p) { if (it==a) {gde1.pb(p); break;} if (it==b) {gde2.pb(p); break;} if (it==c) {gde3.pb(p); break;} } } } if (qq[0]==2) { int a=qq[1],b=qq[2],c=qq[3]; for (auto p : sperms) { int red=0; for (auto it : p) { if (it==a) {if (red==1) {gde1.pb(p); break;} else red++;} if (it==b) {if (red==1) {gde2.pb(p); break;} else red++;} if (it==c) {if (red==1) {gde3.pb(p); break;} else red++;} } } } if (qq[0]==3) { int a=qq[1],b=qq[2],c=qq[3]; for (auto p : sperms) { int red=0; for (auto it : p) { if (it==a) {if (red==2) {gde1.pb(p); break;} else red++;} if (it==b) {if (red==2) {gde2.pb(p); break;} else red++;} if (it==c) {if (red==2) {gde3.pb(p); break;} else red++;} } } } if (qq[0]==4) { int a=qq[1],b=qq[2],c=qq[3],d=qq[4]; for (auto p : sperms) { int red=0; bool svrsio=0; bool oki=false; for (auto it : p) { if (it==a) {if (oki) {gde1.pb(p); svrsio=1; break;}} if (it==b) {if (oki) {gde2.pb(p); svrsio=1; break;}} if (it==c) {if (oki) {gde3.pb(p); svrsio=1; break;}} if (it==d) oki=true; } if (!svrsio) for (auto it : p) { if (it==a) {gde1.pb(p); break;} if (it==b) {gde2.pb(p); break;} if (it==c) {gde3.pb(p); break;} } } } //cout<<qq[0]<<" ? "<<gde1.size()<<" "<<gde2.size()<<" "<<gde3.size()<<endl; bool ok=true; g[p][0]=++idx; g[p][1]=++idx; g[p][2]=++idx; if (!generate_tree(g[p][0],gde1,d+1)) ok=false; if (!generate_tree(g[p][1],gde2,d+1)) ok=false; if (!generate_tree(g[p][2],gde3,d+1)) ok=false; if (ok) return true; } return false; } void init(int T) { vector<int> tperm={1,2,3,4,5,6}; do { perms.pb(tperm); } while (next_permutation(all(tperm))); generate_tree(1,perms,0); } int ans[6]; void dfs(int p) { if (stapitam[p].size()==6) { ff(i,0,6) ans[i]=stapitam[p][i]; answer(ans); } else if (stapitam[p].front()==1) { int x=getLightest(stapitam[p][1],stapitam[p][2],stapitam[p][3]); if (x==stapitam[p][1]) dfs(g[p][0]); if (x==stapitam[p][2]) dfs(g[p][1]); if (x==stapitam[p][3]) dfs(g[p][2]); } else if (stapitam[p].front()==2) { int x=getMedian(stapitam[p][1],stapitam[p][2],stapitam[p][3]); if (x==stapitam[p][1]) dfs(g[p][0]); if (x==stapitam[p][2]) dfs(g[p][1]); if (x==stapitam[p][3]) dfs(g[p][2]); } else if (stapitam[p].front()==3) { int x=getHeaviest(stapitam[p][1],stapitam[p][2],stapitam[p][3]); if (x==stapitam[p][1]) dfs(g[p][0]); if (x==stapitam[p][2]) dfs(g[p][1]); if (x==stapitam[p][3]) dfs(g[p][2]); } else { int x=getNextLightest(stapitam[p][1],stapitam[p][2],stapitam[p][3],stapitam[p][4]); if (x==stapitam[p][1]) dfs(g[p][0]); if (x==stapitam[p][2]) dfs(g[p][1]); if (x==stapitam[p][3]) dfs(g[p][2]); } } void orderCoins() { dfs(1); }

컴파일 시 표준 에러 (stderr) 메시지

scales.cpp: In function 'int evalwtf(int, int, int, int)':
scales.cpp:97:13: warning: unused variable 'red' [-Wunused-variable]
   97 |         int red=0; bool svrsio=0; bool oki=false;
      |             ^~~
scales.cpp: In function 'bool generate_tree(int, std::vector<std::vector<int> >, int)':
scales.cpp:14:29: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   14 | #define fff(i,a,b) for (int (i) = (a); (i) <= b; (i)++)
      |                             ^
scales.cpp:134:5: note: in expansion of macro 'fff'
  134 |     fff(i,1,6) fff(j,i+1,6) fff(k,j+1,6)
      |     ^~~
scales.cpp:14:29: warning: unnecessary parentheses in declaration of 'j' [-Wparentheses]
   14 | #define fff(i,a,b) for (int (i) = (a); (i) <= b; (i)++)
      |                             ^
scales.cpp:134:16: note: in expansion of macro 'fff'
  134 |     fff(i,1,6) fff(j,i+1,6) fff(k,j+1,6)
      |                ^~~
scales.cpp:14:29: warning: unnecessary parentheses in declaration of 'k' [-Wparentheses]
   14 | #define fff(i,a,b) for (int (i) = (a); (i) <= b; (i)++)
      |                             ^
scales.cpp:134:29: note: in expansion of macro 'fff'
  134 |     fff(i,1,6) fff(j,i+1,6) fff(k,j+1,6)
      |                             ^~~
scales.cpp:14:29: warning: unnecessary parentheses in declaration of '_' [-Wparentheses]
   14 | #define fff(i,a,b) for (int (i) = (a); (i) <= b; (i)++)
      |                             ^
scales.cpp:138:9: note: in expansion of macro 'fff'
  138 |         fff(_,1,6) if (_!=i && _!=j && _!=k)
      |         ^~~
scales.cpp:13:28: warning: unnecessary parentheses in declaration of 'rpr' [-Wparentheses]
   13 | #define ff(i,a,b) for (int (i) = (a); (i) < (b); (i)++)
      |                            ^
scales.cpp:142:28: note: in expansion of macro 'ff'
  142 |             if (tval==sta) ff(rpr,0,100) qrys.pb({4,i,j,k,_});
      |                            ^~
scales.cpp:13:28: warning: unnecessary parentheses in declaration of 'rpr' [-Wparentheses]
   13 | #define ff(i,a,b) for (int (i) = (a); (i) < (b); (i)++)
      |                            ^
scales.cpp:147:24: note: in expansion of macro 'ff'
  147 |         if (tval==sta) ff(rpr,0,50) qrys.pb({2,i,j,k});
      |                        ^~
scales.cpp:13:28: warning: unnecessary parentheses in declaration of 'rpr' [-Wparentheses]
   13 | #define ff(i,a,b) for (int (i) = (a); (i) < (b); (i)++)
      |                            ^
scales.cpp:151:24: note: in expansion of macro 'ff'
  151 |         if (tval==sta) ff(rpr,0,5) qrys.pb({1,i,j,k});
      |                        ^~
scales.cpp:13:28: warning: unnecessary parentheses in declaration of 'rpr' [-Wparentheses]
   13 | #define ff(i,a,b) for (int (i) = (a); (i) < (b); (i)++)
      |                            ^
scales.cpp:155:24: note: in expansion of macro 'ff'
  155 |         if (tval==sta) ff(rpr,0,5) qrys.pb({3,i,j,k});
      |                        ^~
scales.cpp:168:23: warning: declaration of 'auto p' shadows a parameter [-Wshadow]
  168 |             for (auto p : sperms)
      |                       ^
scales.cpp:119:24: note: shadowed declaration is here
  119 | bool generate_tree(int p, vector<vector<int>> sperms, int d)
      |                    ~~~~^
scales.cpp:181:23: warning: declaration of 'auto p' shadows a parameter [-Wshadow]
  181 |             for (auto p : sperms)
      |                       ^
scales.cpp:119:24: note: shadowed declaration is here
  119 | bool generate_tree(int p, vector<vector<int>> sperms, int d)
      |                    ~~~~^
scales.cpp:195:23: warning: declaration of 'auto p' shadows a parameter [-Wshadow]
  195 |             for (auto p : sperms)
      |                       ^
scales.cpp:119:24: note: shadowed declaration is here
  119 | bool generate_tree(int p, vector<vector<int>> sperms, int d)
      |                    ~~~~^
scales.cpp:208:41: warning: declaration of 'int d' shadows a parameter [-Wshadow]
  208 |             int a=qq[1],b=qq[2],c=qq[3],d=qq[4];
      |                                         ^
scales.cpp:119:59: note: shadowed declaration is here
  119 | bool generate_tree(int p, vector<vector<int>> sperms, int d)
      |                                                       ~~~~^
scales.cpp:209:23: warning: declaration of 'auto p' shadows a parameter [-Wshadow]
  209 |             for (auto p : sperms)
      |                       ^
scales.cpp:119:24: note: shadowed declaration is here
  119 | bool generate_tree(int p, vector<vector<int>> sperms, int d)
      |                    ~~~~^
scales.cpp:211:21: warning: unused variable 'red' [-Wunused-variable]
  211 |                 int red=0; bool svrsio=0; bool oki=false;
      |                     ^~~
scales.cpp: In function 'void init(int)':
scales.cpp:243:15: warning: unused parameter 'T' [-Wunused-parameter]
  243 | void init(int T)
      |           ~~~~^
scales.cpp: In function 'void dfs(int)':
scales.cpp:13:28: warning: unnecessary parentheses in declaration of 'i' [-Wparentheses]
   13 | #define ff(i,a,b) for (int (i) = (a); (i) < (b); (i)++)
      |                            ^
scales.cpp:259:9: note: in expansion of macro 'ff'
  259 |         ff(i,0,6) ans[i]=stapitam[p][i];
      |         ^~
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