oj.uz

답안 #121017

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
121017 2019-06-26T02:56:31 Z turbat 쌀 창고 (IOI11_ricehub) C++14
0 / 100
 5 ms 556 KB 
#include <bits/stdc++.h>
#include "ricehub.h"
using namespace std;

long long s[100005];

long long can(int l, int r){
	int mid = (l + r) / 2;
	return s[r] - s[l - 1];
	// if ((r - l) % 2) return s[r] - s[l - 1];		
	// return s[r] - s[l - 1] - s[mid] + s[mid + 1];
}

int besthub(int R, int L, int X[], long long B){
	int ans = 0;
	for (int i = 1;i <= R;i++) s[i] = s[i - 1] + X[i - 1];
	for (int i = 1;i <= R;i++){
		int l = i, r = R, mid;
		while (l != r){
			mid = (l + r + 1) / 2;
			if (can(l, mid) <= B) l = mid;
			else r = mid - 1;
		}
		ans = max(ans, l - i + 1);
	}
  return ans;
}

Compilation message

ricehub.cpp: In function 'long long int can(int, int)':
ricehub.cpp:8:6: warning: unused variable 'mid' [-Wunused-variable]
  int mid = (l + r) / 2;
      ^~~

Subtask #1
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Incorrect 2 ms 256 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Incorrect 2 ms 384 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 556 KB Output isn't correct
2 Halted 0 ms 0 KB -