Submission #1020311

#TimeUsernameProblemLanguageResultExecution timeMemory
1020311kymRadio Towers (IOI22_towers)C++17
0 / 100
4075 ms1576 KiB
#include "towers.h" #include <bits/stdc++.h> using namespace std; vector<int>A; int n; void init(int N, std::vector<int> H) { n=N; A=H; } int max_towers(int L, int R, int D) { int dp[n+5];memset(dp,0,sizeof dp); for(int i=0;i<n;i++)dp[i]=1; int ans=1; for(int i=L+2;i<=R;i++){ int mx=A[i-1]; for(int j=i-2;j>=0;j--){ if(mx-D>=A[i] && mx-D >= A[j]){ dp[i]=max(dp[i],dp[j]+1); ans=max(ans,dp[i]); } mx=max(mx,A[i]); } } return ans; }
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