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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#745966#9622. 有限小数zhw666WA 8ms3624kbC++141.6kb2024-11-14 12:43:182024-11-14 12:43:19

Judging History

你现在查看的是最新测评结果

  • [2024-11-14 12:43:19]
  • 评测
  • 测评结果:WA
  • 用时:8ms
  • 内存:3624kb
  • [2024-11-14 12:43:18]
  • 提交

answer

#include <bits/stdc++.h>
#define int long long
using namespace std;
constexpr int inf = 1e9;
void paralysis(int yy)
{
    int a, b;
    cin >> a >> b;
    if(yy==321)
        cout << a << b << endl;
    int gc = __gcd(a, b);
    if (b % gc == 0)
    {
        int res = b / gc;
        while (res % 2 == 0)
        {
            res /= 2;
        }
        if (res == 1)
        {
            cout << "0 1\n";
            return;
        }
    }

    int tempb = b;
    while (b % 2 == 0)
    {
        b /= 2;
    }
    while (b % 5 == 0)
    {
        b /= 5;
    }
    int c = tempb - a, d = tempb;
    for (int i = 0; (1LL << i) <= inf; i++)
    {
        int base = 1;
        int sum = 1;
        while ((1LL << i) * tempb * base <= inf)
        {
            int nowa = (1LL << i) * base * a;
            int res = (nowa + b - 1) / b * b - nowa;
            if (res <= c)
            {
                if (res == c)
                {
                    d = min(d, (1LL << i) * base * tempb);
                }
                else
                {
                    d = (1LL << i) * base * tempb;
                }
                c = res;
                //				cout<<d<<"!!\n";
            }
            sum++;
            base *= 5;
        }
    }

    cout << c << " " << d << "\n";
}
/*
 4
 1 2
 2 3
 3 7
 19 79

 1
 3 6

 1
 5 24

 1
 262144  524288

 1
 5 524288

 1
 17 60

*/
signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);

    int t = 1;
    cin >> t;
    int op = 1;
    while (t--)
    {
        paralysis(op);
        op++;
    }
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3576kb

input:

4
1 2
2 3
3 7
19 79

output:

0 1
1 3
1 14
3 316

result:

ok 4 case(s)

Test #2:

score: -100
Wrong Answer
time: 8ms
memory: 3624kb

input:

10000
11 12
28 53
17 60
2 35
17 181
80 123
68 141
79 163
71 99
13 64
33 61
15 32
16 61
11 86
33 74
128 143
40 53
7 23
30 31
5 6
86 181
73 91
13 23
71 81
1 2
7 38
117 160
33 83
129 151
88 153
25 58
16 19
19 141
95 124
43 96
71 139
11 59
106 109
93 152
34 43
17 99
1 57
20 159
16 25
5 73
159 170
172 17...

output:

1 12
1 54272
1 60
1 350
1 231680000
23 3936
1 36096000
5 326
1 63360
0 1
1 31232
0 1
1 4880
1 10750
1 18500
1 11714560
1 331250
1 2944
1 31
1 6
1 289600000
1 455000
1 58880
1 51840
0 1
1 304
0 160
1 415
1 19328000
1 765000000
1 4640
1 608
1 72192
3 24800
1 192
3 347500
1 944
1 43600
1 1520
1 430000
...

result:

wrong answer The result is not terminating.(Testcase 321)