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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
#700769#7735. Primitive Rootyumingsk#WA 6ms3736kbC++201.1kb2024-11-02 13:22:432024-11-02 13:23:10

Judging History

你现在查看的是最新测评结果

  • [2024-11-02 13:23:10]
  • 评测
  • 测评结果:WA
  • 用时:6ms
  • 内存:3736kb
  • [2024-11-02 13:22:43]
  • 提交

answer

#pragma GCC optimize(3, "Ofast", "inline")
#include <iostream>
#include <bits/stdc++.h>
#define IOS ios::sync_with_stdio(false), cin.tie(0), cout.tie(0)
#define INF 0x3f3f3f3f
#define L_INF 0x7f3f3f3f3f3f3f3f
#define db cout << "debug\n";

using namespace std;
const int Mod = 998244353;
using ll = long long;

void solve()
{
    ll p, m;
    cin >> p >> m;
    int ppp = 0;
    if (p >= m)
    {
        cout << 1 << '\n';
        return;
    }
    ll l = 0;
    ll r = 1e18;
    while (l <= r)
    {
        ll mid = l + r >> 1;
        if (mid >= m || mid * p + 1 > m)
        {
            r = mid - 1;
        }
        else
        {
            l = mid + 1;
        }
    }
    cout << l << '\n';
}
int main()
{
    IOS;
// freopen("in.txt", "r", stdin);
// freopen("out.txt", "w", stdout);
#ifndef ONLINE_JUDGE
    clock_t start_time = clock();
#endif
    int t = 1;
    cin >> t;
    while (t--)
    {
        solve();
    }
#ifndef ONLINE_JUDGE
    cout << "Used " << (double)(clock() - start_time) << " ms" << endl;
#endif
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3736kb

input:

3
2 0
7 11
1145141 998244353

output:

1
2
872

result:

ok 3 lines

Test #2:

score: -100
Wrong Answer
time: 6ms
memory: 3664kb

input:

47595
2 0
2 1
2 2
2 3
2 4
2 5
2 6
2 7
2 8
2 9
2 10
2 11
2 12
2 13
2 14
2 15
2 16
2 17
2 18
2 19
2 20
2 21
2 22
2 23
2 24
2 25
2 26
2 27
2 28
2 29
2 30
2 31
2 32
2 33
2 34
2 35
2 36
2 37
2 38
2 39
2 40
2 41
2 42
2 43
2 44
2 45
2 46
2 47
2 48
2 49
2 50
2 51
2 52
2 53
2 54
2 55
2 56
2 57
2 58
2 59
2 60...

output:

1
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
39
39
40
40
41
41
42
42
43
43
44
44
45
45
46
46
47
47
48
48
49
49
50
50
51
51
52
52
53
5...

result:

wrong answer 3rd lines differ - expected: '2', found: '1'