제출 #552017

#제출 시각아이디문제언어결과실행 시간메모리
552017ala2쌀 창고 (IOI11_ricehub)C++14
68 / 100
12 ms1408 KiB
#include "ricehub.h" #include <iostream> using namespace std; int n,d; int a[1000100]; int b; int P[1001000]; int f(int i,int j) { int x=(i+j)/2; int ta=j-i+1; int one=P[x]-P[i]+a[i]-a[x]; int g=0; int ta1=x-i; g=ta1*a[x]-one; int tow=P[j]-P[x]; int ta2=j-x; g+=tow-ta2*a[x]; return g; } int ok(int mid) { for(int i=0;i<n;i++) { if(i+mid>=n) break; if(f(i,i+mid)<=b) { return 1; } } return 0; } int besthub(int R, int L, int X[], long long B) { n=R; d=L; b=B; for(int i=0;i<n;i++) a[i]=X[i]; P[0]=a[0]; for(int i=1;i<n;i++) P[i]=P[i-1]+a[i]; int mx=1; int l=0; int r=n; while(r-l>1) { int mid=(l+r)/2; if(ok(mid)) { l=mid; } else r=mid; } int ann=l+1; //cout<<mx<<endl; return ann; }

컴파일 시 표준 에러 (stderr) 메시지

ricehub.cpp: In function 'int f(int, int)':
ricehub.cpp:11:13: warning: unused variable 'ta' [-Wunused-variable]
   11 |         int ta=j-i+1;
      |             ^~
ricehub.cpp: In function 'int besthub(int, int, int*, long long int)':
ricehub.cpp:44:13: warning: unused variable 'mx' [-Wunused-variable]
   44 |         int mx=1;
      |             ^~
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