답안 #146599

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
146599	2019-08-24T16:30:56 Z	MathStudent2002	쌀 창고 (IOI11_ricehub)	C++14	100 / 100	20 ms	3452 KB

ricehub

#include "ricehub.h"
//#include "grader.cpp"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

const int MAXR = 100005;
const ll INFTY = 1000000000000000007;

ll Rval;
ll loc[MAXR];
ll psum[MAXR];

void init() {
    psum[0] = 0;
    for(int i = 1; i <= Rval; i++) {psum[i] = psum[i-1] + loc[i];}
}

ll quer(int l, int r) {
    return psum[r] - psum[l-1];
}

ll mincost(int P) { // minimum cost of P paddies
    ll ans = INFTY;
    for(int i = 0; i+P <= Rval; i++) {//checking i+1...i+P
        ans = min(ans, quer(i+1+P-P/2, i+P) - quer(i+1, i+P/2));
    }
    return ans;
}

int besthub(int R, int L, int X[], long long B) {
    Rval = R;
    for(int i = 0; i < R; i++) {loc[i+1] = X[i];}
    init();
    int lo = 1, hi = R;
    int mi;
    while(lo != hi) {
        mi = (lo+hi+1)/2;
        if(mincost(mi) <= B) {lo = mi;}
        else {hi = mi-1;}
    }

    return lo;
}

Subtask #1

17.0 / 17.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct

Subtask #2

25.0 / 25.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	376 KB	Output is correct
9	Correct	2 ms	376 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	404 KB	Output is correct
23	Correct	2 ms	380 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct

Subtask #3

26.0 / 26.0

#	결과	실행 시간	메모리	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	380 KB	Output is correct
5	Correct	2 ms	376 KB	Output is correct
6	Correct	2 ms	376 KB	Output is correct
7	Correct	2 ms	504 KB	Output is correct
8	Correct	2 ms	404 KB	Output is correct
9	Correct	2 ms	400 KB	Output is correct
10	Correct	2 ms	376 KB	Output is correct
11	Correct	2 ms	376 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	376 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	376 KB	Output is correct
19	Correct	2 ms	404 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	3 ms	476 KB	Output is correct
22	Correct	3 ms	380 KB	Output is correct
23	Correct	3 ms	504 KB	Output is correct
24	Correct	3 ms	504 KB	Output is correct
25	Correct	3 ms	504 KB	Output is correct
26	Correct	3 ms	504 KB	Output is correct
27	Correct	3 ms	504 KB	Output is correct
28	Correct	3 ms	504 KB	Output is correct

Subtask #4

32.0 / 32.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	888 KB	Output is correct
2	Correct	5 ms	888 KB	Output is correct
3	Correct	18 ms	3320 KB	Output is correct
4	Correct	18 ms	3452 KB	Output is correct
5	Correct	10 ms	1656 KB	Output is correct
6	Correct	9 ms	1660 KB	Output is correct
7	Correct	16 ms	3036 KB	Output is correct
8	Correct	16 ms	3064 KB	Output is correct
9	Correct	9 ms	1656 KB	Output is correct
10	Correct	9 ms	1544 KB	Output is correct
11	Correct	20 ms	3320 KB	Output is correct
12	Correct	20 ms	3320 KB	Output is correct
13	Correct	10 ms	1656 KB	Output is correct
14	Correct	10 ms	1660 KB	Output is correct
15	Correct	15 ms	2552 KB	Output is correct
16	Correct	15 ms	2552 KB	Output is correct
17	Correct	18 ms	3064 KB	Output is correct
18	Correct	18 ms	3068 KB	Output is correct
19	Correct	19 ms	3192 KB	Output is correct
20	Correct	19 ms	3192 KB	Output is correct