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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
#738143#9622. 有限小数BingeWA 52ms4020kbC++231.6kb2024-11-12 17:52:112024-11-12 17:52:11

Judging History

你现在查看的是最新测评结果

  • [2024-11-12 17:52:11]
  • 评测
  • 测评结果:WA
  • 用时:52ms
  • 内存:4020kb
  • [2024-11-12 17:52:11]
  • 提交

answer

#include <iostream>
#include <cstring>
#include <string>
#include <vector>
#include <cmath>
#include <map>
using namespace std;
using i64 = long long;
using d128 = long double;
using  i128 = __int128_t;
 
void breakdown(i64 x, std::vector<int> &result) {
    for (int i = 2; i <= x / i; i ++)
        if (x % i == 0) {
            result.push_back(i);
            while(x % i == 0) x /= i;
        }
    if (x > 1) result.push_back(x);
}

void solve() {
    i64 a, b;
    std::cin >> a >> b;
    std::vector<int> bs;
    breakdown(b, bs);
    bool flag = true;
    for (auto i : bs) {
        if (i != 2 && i != 5) {
            flag = false;
            break;
        }
    }

    if (flag) {
        std::cout << 0 << ' ' << b << '\n';
        return;
    }
    map<int,int>mp;
    int c=1e9,d=0;
    for(int i=0;i<=13;i++)
    {
        for(int j=0;j<=30;j++)
        {
            i128 ans=pow(2,j)*pow(5,i);
            if(ans>1e9)break;
            if((i128)ans*b>1e9)break;
            c=min(c,(int)(b-((ans*a)%b)));
            if(c==1)
            {
                cout<<1<<' '<<(int)ans*b<<endl;
                return;
            }
            d=ans*b;
            if(mp[c]==0)mp[c]=1e9;
            mp[c]=min(mp[c],d);
        }
    }
    for(auto [k,v]:mp)
    {
        cout<<k<<' '<<v<<endl;
        return;
    }
}

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);
    std::cout.tie(nullptr);

    int T;
    std::cin >> T;
    while (T --) {
        solve();
    }

    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 4020kb

input:

4
1 2
2 3
3 7
19 79

output:

0 2
1 3
1 14
3 316

result:

ok 4 case(s)

Test #2:

score: -100
Wrong Answer
time: 52ms
memory: 3756kb

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
10 600
3 175
1 231680000
23 615
1 36096000
5 326
1 63360
0 64
1 31232
0 32
1 4880
1 10750
2 1850
1 11714560
1 331250
1 2944
1 31
1 6
1 289600000
1 455000
1 58880
1 51840
0 2
2 190
0 160
1 415
1 19328000
1 765000000
1 181250
1 608
1 72192
12 15500
1 12000
3 347500
1 944
1 43600
6 38000
1...

result:

wrong answer Jury found better answer than participant's 1 < 10 (Testcase 3)