제출 #92908

#제출 시각아이디문제언어결과실행 시간메모리
92908Pajarajapopa (BOI18_popa)C++17
0 / 100
296 ms262144 KiB
#include <bits/stdc++.h> #include "popa.h" #define MAXN 1007 using namespace std; int ls[MAXN],rs[MAXN],dml[MAXN],dmr[MAXN]; int rek(int lt,int rt) { if(lt>rt) return -1; int l; for(int i=lt;i<=rt;i++) {if(dml[i]<=lt && dmr[i]>=rt) l=i; break;} ls[l]=rek(lt,l-1); rs[l]=rek(l+1,rt); return l; } int solve(int N,int* Left,int* Right) { stack<int> st; st.push(-1); for(int i=0;i<N;i++) { while(st.size()>1) {if(!query(st.top(),st.top(),st.top(),i)) {dmr[st.top()]=i-1; st.pop();} else break;} dml[i]=st.top()+1; st.push(i); } while(st.size()>1) {dmr[st.top()]=N-1; st.pop();} int a=rek(0,N-1); for(int i=0;i<N;i++) Left[i]=ls[i]; for(int i=0;i<N;i++) Right[i]=rs[i]; return a; }

컴파일 시 표준 에러 (stderr) 메시지

popa.cpp: In function 'int rek(int, int)':
popa.cpp:12:7: warning: 'l' may be used uninitialized in this function [-Wmaybe-uninitialized]
  rs[l]=rek(l+1,rt);
  ~~~~~^~~~~~~~~~~~
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