답안 #95677

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
95677 2019-02-02T07:34:25 Z jeff Gap (APIO16_gap) C++14
70 / 100
240 ms 2544 KB
#include <bits/stdc++.h>
#include "gap.h"
using namespace std;
 
inline unsigned long long mde(unsigned long long a, unsigned long long b, unsigned long long c) {
    unsigned long long t = 0, y = 0, z = 0, i;
    stack<unsigned long long> st;
    while (b) st.push(b % 2), b /= 2;
    while (!st.empty()) {
        z <<= 1;
        y <<= 1;
        z += a * st.top();
        st.pop();
        y += z / (1LL << 62);
        z %= (1LL << 62);
    }
    t += y / c;
    y %= c;
    for (i = 0; i < 62; ++i) {
        y <<= 1;
        z <<= 1;
        t <<= 1;
        y += z / (1LL << 62);
        z %= (1LL << 62);
        t += y / c;
        y %= c;
    }
    return t;
}
 
vector<long long> v;

long long findGap(int T, int N) {
    long long l, r, y, z, ls = -1, rs = 0, a, b = 0, i;
    if (T == 1) {
        l = 0;
        r = 1000000000000000000;
        for (i = 0; i < (N + 1) / 2; ++i) {
            MinMax(l, r, &a, &b);
            v.push_back(a);
            v.push_back(b);
            l = a - 1;
            r = b + 1;
        }
        sort(v.begin(), v.end());
        for (i = 1; i < v.size(); ++i) if (v[i - 1] > -1) rs = max(rs, v[i] - v[i - 1]);
        return rs;
    }
    MinMax(0, 1000000000000000000, &y, &z);
    for (i = 0; i < N - 1; ++i) {
        a = y + mde(z - y, i, N - 1);
        b = y + mde(z - y, i + 1, N - 1) - 1;
        if (a >= b) continue;
        MinMax(a, b, &l, &r);
        if (l < 0 && r < 0) continue;
        if (ls > -1) rs = max(rs, l - ls);
        ls = r;
    }
	return max(rs, z - ls);
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:46:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (i = 1; i < v.size(); ++i) if (v[i - 1] > -1) rs = max(rs, v[i] - v[i - 1]);
                     ~~^~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 376 KB Output isn't correct
3 Incorrect 2 ms 376 KB Output isn't correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Incorrect 2 ms 376 KB Output isn't correct
6 Incorrect 2 ms 376 KB Output isn't correct
7 Incorrect 2 ms 376 KB Output isn't correct
8 Incorrect 2 ms 376 KB Output isn't correct
9 Incorrect 2 ms 376 KB Output isn't correct
10 Incorrect 2 ms 376 KB Output isn't correct
11 Incorrect 2 ms 376 KB Output isn't correct
12 Incorrect 2 ms 376 KB Output isn't correct
13 Incorrect 2 ms 376 KB Output isn't correct
14 Incorrect 2 ms 376 KB Output isn't correct
15 Incorrect 2 ms 376 KB Output isn't correct
16 Incorrect 11 ms 1148 KB Output isn't correct
17 Incorrect 10 ms 1144 KB Output isn't correct
18 Incorrect 11 ms 1144 KB Output isn't correct
19 Incorrect 11 ms 1144 KB Output isn't correct
20 Incorrect 7 ms 1016 KB Output isn't correct
21 Incorrect 36 ms 2540 KB Output isn't correct
22 Incorrect 36 ms 2540 KB Output isn't correct
23 Incorrect 35 ms 2544 KB Output isn't correct
24 Incorrect 36 ms 2416 KB Output isn't correct
25 Incorrect 30 ms 2544 KB Output isn't correct
26 Incorrect 37 ms 2532 KB Output isn't correct
27 Incorrect 35 ms 2420 KB Output isn't correct
28 Incorrect 35 ms 2416 KB Output isn't correct
29 Incorrect 35 ms 2416 KB Output isn't correct
30 Incorrect 23 ms 2460 KB Output isn't correct
31 Incorrect 2 ms 380 KB Output isn't correct
32 Incorrect 2 ms 376 KB Output isn't correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 4 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 252 KB Output is correct
7 Correct 2 ms 420 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 59 ms 504 KB Output is correct
17 Correct 58 ms 504 KB Output is correct
18 Correct 57 ms 460 KB Output is correct
19 Correct 57 ms 504 KB Output is correct
20 Correct 48 ms 576 KB Output is correct
21 Correct 227 ms 1144 KB Output is correct
22 Correct 226 ms 1144 KB Output is correct
23 Correct 229 ms 1160 KB Output is correct
24 Correct 226 ms 1156 KB Output is correct
25 Correct 217 ms 1144 KB Output is correct
26 Correct 235 ms 1272 KB Output is correct
27 Correct 232 ms 1160 KB Output is correct
28 Correct 232 ms 1188 KB Output is correct
29 Correct 240 ms 1248 KB Output is correct
30 Correct 199 ms 1144 KB Output is correct
31 Correct 2 ms 376 KB Output is correct
32 Correct 2 ms 376 KB Output is correct