제출 #313441

#제출 시각아이디문제언어결과실행 시간메모리
313441nandonathanielGap (APIO16_gap)C++14
100 / 100
75 ms2840 KiB
#include "gap.h" #include "bits/stdc++.h" using namespace std; long long findGap(int T, int N) { if(T==1){ vector<long long> kiri,kanan; long long ki=0,ka=1e18,mn,mx; for(int i=1;i<=(N+1)/2;i++){ MinMax(ki,ka,&mn,&mx); kiri.push_back(mn); if(mn!=mx)kanan.push_back(mx); ki=mn+1;ka=mx-1; } reverse(kanan.begin(),kanan.end()); for(auto isi : kanan)kiri.push_back(isi); long long ans=0; for(int i=1;i<kiri.size();i++)ans=max(ans,kiri[i]-kiri[i-1]); return ans; } long long mn,mx; MinMax(0,1e18,&mn,&mx); //mn+1...mx-1 bagi N-1 segment //PHP ada 1 segment yang kosong //Gap maximumnya beda segment long long bagi=(mx-mn-1)/(N-1); int sisa=(mx-mn-1)%(N-1); long long ki=mn+1,last=mn,ujungka=mx,ans=0; for(int i=1;i<N;i++){ if(i<=sisa){ MinMax(ki,ki+bagi,&mn,&mx); ki+=(bagi+1); } else{ MinMax(ki,ki+bagi-1,&mn,&mx); ki+=bagi; } if(mn!=-1){ ans=max(ans,mn-last); last=mx; } } ans=max(ans,ujungka-last); return ans; }

컴파일 시 표준 에러 (stderr) 메시지

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:18:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |   for(int i=1;i<kiri.size();i++)ans=max(ans,kiri[i]-kiri[i-1]);
      |               ~^~~~~~~~~~~~
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