제출 #1290662

#제출 시각아이디문제언어결과실행 시간메모리
1290662ey00Xylophone (JOI18_xylophone)C++20
0 / 100
1 ms332 KiB
#include <bits/stdc++.h> #include "xylophone.h" using namespace std; int res[5005]; void dfs(int l,int r,int mn,int mx){ if(l>r) return; if(l==r){ res[l]=mn; answer(l,mn); return; } int diff=query(l,r); if(diff==r-l){ for(int i=l;i<=r;i++){ res[i]=mn+(i-l); answer(i,res[i]); } return; } int mid=(l+r)/2; int left_diff=query(l,mid); dfs(l,mid,mn,mn+left_diff); dfs(mid+1,r,mn+left_diff+1,mx); } void solve(int N){ dfs(1,N,1,N); }
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