QOJ.ac

QOJ

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#413477	#5715. 幂次	x-camp	60	52ms	15044kb	C++17	902b	2024-05-17 16:46:12	2024-05-17 16:46:13

Judging History

你现在查看的是最新测评结果

[2024-05-17 16:46:13]
评测

测评结果：60
用时：52ms
内存：15044kb

查看

[2024-05-17 16:46:12]
提交

answer



#include <iostream>
#include <vector>
#include <cmath>
#include <set>
using namespace std;


int main(int argc, const char * argv[]) {
    vector<int> p
    { 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59};
    long long n;
    int k;
    cin >> n >> k;
    long long ans = 0;
    if (k == 1) ans = n ;
    else {
        set<long long> mp;
     
        for (int d = k; d<60; d++) {
            for (int b=2; b<=100000; b++) {
                if ( log(b) <= log(n+2)/d) {
                    long long x = pow(b, d) + 0.1;
                    if (x <= n)
                        mp.insert(pow(b,d));
                }
                else {
                   // cout << b-1 << " " << d << endl;
                    break;
                }
            }
        }
        ans += mp.size();
        ans ++;
    }
    cout << ans;
    return 0;
}

Source code, Language: C++17

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 5

Accepted

time: 0ms

memory: 3452kb

input:

92 1

output:

result:

ok 1 number(s): "92"

Test #2:

score: 5

Accepted

time: 0ms

memory: 3876kb

input:

96 2

output:

result:

ok 1 number(s): "12"

Test #3:

score: 5

Accepted

time: 0ms

memory: 3944kb

input:

9383 3

output:

result:

ok 1 number(s): "37"

Test #4:

score: 5

Accepted

time: 0ms

memory: 3952kb

input:

9830 2

output:

result:

ok 1 number(s): "124"

Test #5:

score: 5

Accepted

time: 0ms

memory: 3792kb

input:

927700 3

output:

result:

ok 1 number(s): "149"

Test #6:

score: 5

Accepted

time: 0ms

memory: 4000kb

input:

972504 2

output:

result:

ok 1 number(s): "1097"

Test #7:

score: 5

Accepted

time: 0ms

memory: 3840kb

input:

94345650 3

output:

result:

ok 1 number(s): "605"

Test #8:

score: 5

Accepted

time: 2ms

memory: 4368kb

input:

98811802 2

output:

result:

ok 1 number(s): "10429"

Test #9:

score: 5

Accepted

time: 1ms

memory: 4048kb

input:

9328450690 3

output:

result:

ok 1 number(s): "2541"

Test #10:

score: 5

Accepted

time: 18ms

memory: 8528kb

input:

9775065820 2

output:

result:

ok 1 number(s): "101083"

Test #11:

score: 5

Accepted

time: 2ms

memory: 4404kb

input:

948459050000 3

output:

result:

ok 1 number(s): "11116"

Test #12:

score: 0

Wrong Answer

time: 24ms

memory: 9024kb

input:

993120563000 2

output:

result:

wrong answer 1st numbers differ - expected: '1006727', found: '110915'

Test #13:

score: 5

Accepted

time: 6ms

memory: 6336kb

input:

93781484300000 3

output:

result:

ok 1 number(s): "49275"

Test #14:

score: 0

Wrong Answer

time: 33ms

memory: 10976kb

input:

98250912400000 2

output:

result:

wrong answer 1st numbers differ - expected: '9958807', found: '149660'

Test #15:

score: 0

Wrong Answer

time: 20ms

memory: 9044kb

input:

9272034040000000 3

output:

result:

wrong answer 1st numbers differ - expected: '221661', found: '111735'

Test #16:

score: 0

Wrong Answer

time: 49ms

memory: 13744kb

input:

9981231040000000 2

output:

result:

wrong answer 1st numbers differ - expected: '100122721', found: '211584'

Test #17:

score: 0

Wrong Answer

time: 30ms

memory: 10228kb

input:

942817384000000000 3

output:

result:

wrong answer 1st numbers differ - expected: '1016053', found: '136224'

Test #18:

score: 0

Wrong Answer

time: 50ms

memory: 14728kb

input:

987478897000000000 2

output:

result:

wrong answer 1st numbers differ - expected: '994718860', found: '236267'

Test #19:

score: 0

Wrong Answer

time: 52ms

memory: 14992kb

input:

932205945000000000 2

output:

result:

wrong answer 1st numbers differ - expected: '966488284', found: '235758'

Test #20:

score: 0

Wrong Answer

time: 52ms

memory: 15044kb

input:

992520149596833024 2

output:

result:

wrong answer 1st numbers differ - expected: '997253882', found: '236312'