제출 #1316674

#제출 시각아이디문제언어결과실행 시간메모리
1316674ezzzay3개의 봉우리 (IOI25_triples)C++17
0 / 100
90 ms10256 KiB
//#include "triples.h" #include <bits/stdc++.h> using namespace std; #define ll long long #define pb push_back long long count_triples(vector<int> H) { vector<int>h; for(auto a:H)h.pb(a); set< vector<int>>ST; int n=H.size(); ll cnt=0; for(int i=0;i<n;i++){ int j=h[i]+i; int k=h[j]+j; if(i<0 or k>n or i>j or i>k or j>k)continue; multiset<int>st={H[i],H[j],H[k]}; if(st.find(j-i)!=st.end())st.erase(st.find(j-i)); if(st.find(k-i)!=st.end())st.erase(st.find(k-i)); if(st.find(k-j)!=st.end())st.erase(st.find(k-j)); if(st.empty()){ ST.insert({i,j,k}); } } for(int i=0;i<n;i++){ int j=h[i]+i; int k=h[j]+i; if(i<0 or k>n or i>j or i>k or j>k)continue; multiset<int>st={H[i],H[j],H[k]}; if(st.find(j-i)!=st.end())st.erase(st.find(j-i)); if(st.find(k-i)!=st.end())st.erase(st.find(k-i)); if(st.find(k-j)!=st.end())st.erase(st.find(k-j)); if(st.empty()){ ST.insert({i,j,k}); } } for(int i=0;i<n;i++){ int k=h[i]+i; int j=i+h[k]; if(i<0 or k>n or i>j or i>k or j>k)continue; multiset<int>st={H[i],H[j],H[k]}; if(st.find(j-i)!=st.end())st.erase(st.find(j-i)); if(st.find(k-i)!=st.end())st.erase(st.find(k-i)); if(st.find(k-j)!=st.end())st.erase(st.find(k-j)); if(st.empty()){ ST.insert({i,j,k}); } } for(int j=1;j<n;j++){ int i=j-h[j]; int k=j+h[i]; if(i<0 or k>n or i>j or i>k or j>k)continue; multiset<int>st={H[i],H[j],H[k]}; if(st.find(j-i)!=st.end())st.erase(st.find(j-i)); if(st.find(k-i)!=st.end())st.erase(st.find(k-i)); if(st.find(k-j)!=st.end())st.erase(st.find(k-j)); if(st.empty()){ ST.insert({i,j,k}); } } for(int j=1;j<n;j++){ int k=j+h[j]; int i=k-h[k]; if(i<0 or k>n or i>j or i>k or j>k)continue; multiset<int>st={H[i],H[j],H[k]}; if(st.find(j-i)!=st.end())st.erase(st.find(j-i)); if(st.find(k-i)!=st.end())st.erase(st.find(k-i)); if(st.find(k-j)!=st.end())st.erase(st.find(k-j)); if(st.empty()){ ST.insert({i,j,k}); } } cnt= (ll)ST.size(); return cnt; } vector<int> construct_range(int M, int K) { }

컴파일 시 표준 에러 (stderr) 메시지

triples.cpp: In function 'std::vector<int> construct_range(int, int)':
triples.cpp:80:1: warning: no return statement in function returning non-void [-Wreturn-type]
   80 | }
      | ^
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...
#Verdict Execution timeMemoryGrader output
Fetching results...