제출 #986938

#제출 시각아이디문제언어결과실행 시간메모리
986938activedeltorreLongest Trip (IOI23_longesttrip)C++17
15 / 100
7 ms800 KiB
#include "longesttrip.h" #include <deque> #include <vector> using namespace std; deque<int>dq; int fre[100005]; vector<int> longest_trip(int N, int D) { int i,n=N,capst,capdr; vector<int>ans,pl1,pl2; pl1.push_back(1); pl2.push_back(0); if(are_connected(pl1,pl2)==1) { dq.push_front(0); dq.push_back(1); capst=0; capdr=1; fre[0]++; fre[1]++; } else { dq.push_front(0); dq.push_back(2); capst=0; capdr=2; fre[0]++; fre[2]++; } for(i=1;i<n;i++) { if(fre[i]==0) { pl1.clear(); pl2.clear(); pl1.push_back(capst); pl2.push_back(i); if(are_connected(pl1,pl2)==1) { capst=i; dq.push_front(i); } else { capdr=i; dq.push_back(i); } } } while(dq.size()) { ans.push_back(dq.front()); dq.pop_front(); } for(i=0;i<n;i++) { fre[i]=0; } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

longesttrip.cpp: In function 'std::vector<int> longest_trip(int, int)':
longesttrip.cpp:9:21: warning: variable 'capdr' set but not used [-Wunused-but-set-variable]
    9 |     int i,n=N,capst,capdr;
      |                     ^~~~~
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