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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
#227575#6566. Power of DivisorsNerovix#AC ✓27ms7480kbC++20803b2023-10-27 18:54:592023-10-27 18:55:00

Judging History

你现在查看的是最新测评结果

  • [2023-10-27 18:55:00]
  • 评测
  • 测评结果:AC
  • 用时:27ms
  • 内存:7480kb
  • [2023-10-27 18:54:59]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

int d[1000100];
bool isp(ll x) {
    for(ll i = 2; i * i <= x; i++)
        if(x % i == 0) return false;
    return true;
}
signed main() {
    ll x;
    cin >> x;
    for(int i = 1; i <= 1e6; i++)
        for(int j = i; j <= 1e6; j += i)
            d[j]++;
    for(int i = 1; i <= 1e6; i++) {
        ll t = x;
        while(t % i == 0 && d[i]) d[i]--, t /= i;
        if(t == 1 && d[i] == 0) {
            cout << i << '\n';
            return 0;
        }
    }
    // cout << 'f';
    ll p = sqrt(x);
    for(ll i = max(1ll, p - 10); i <= p + 10; i++) {
        if(i * i == x && isp(i)) {
            cout << i << '\n';
            return 0;
        }
    }
    cout << "-1\n";
    return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 19ms
memory: 7428kb

input:

15625

output:

25

result:

ok single line: '25'

Test #2:

score: 0
Accepted
time: 19ms
memory: 7252kb

input:

64000000

output:

20

result:

ok single line: '20'

Test #3:

score: 0
Accepted
time: 21ms
memory: 7180kb

input:

65536

output:

-1

result:

ok single line: '-1'

Test #4:

score: 0
Accepted
time: 20ms
memory: 7472kb

input:

1

output:

1

result:

ok single line: '1'

Test #5:

score: 0
Accepted
time: 22ms
memory: 7428kb

input:

10

output:

-1

result:

ok single line: '-1'

Test #6:

score: 0
Accepted
time: 23ms
memory: 7312kb

input:

100

output:

-1

result:

ok single line: '-1'

Test #7:

score: 0
Accepted
time: 20ms
memory: 7308kb

input:

10000

output:

10

result:

ok single line: '10'

Test #8:

score: 0
Accepted
time: 23ms
memory: 7348kb

input:

1000000000000000000

output:

100

result:

ok single line: '100'

Test #9:

score: 0
Accepted
time: 20ms
memory: 7268kb

input:

10372926089038969

output:

218089

result:

ok single line: '218089'

Test #10:

score: 0
Accepted
time: 23ms
memory: 7292kb

input:

10642944803293201

output:

10157

result:

ok single line: '10157'

Test #11:

score: 0
Accepted
time: 26ms
memory: 7476kb

input:

10646534823110209

output:

103182047

result:

ok single line: '103182047'

Test #12:

score: 0
Accepted
time: 24ms
memory: 7256kb

input:

1073741824

output:

32

result:

ok single line: '32'

Test #13:

score: 0
Accepted
time: 19ms
memory: 7312kb

input:

121

output:

11

result:

ok single line: '11'

Test #14:

score: 0
Accepted
time: 20ms
memory: 7312kb

input:

1296

output:

6

result:

ok single line: '6'

Test #15:

score: 0
Accepted
time: 22ms
memory: 7248kb

input:

16

output:

-1

result:

ok single line: '-1'

Test #16:

score: 0
Accepted
time: 24ms
memory: 7308kb

input:

16277421889

output:

127583

result:

ok single line: '127583'

Test #17:

score: 0
Accepted
time: 19ms
memory: 7472kb

input:

169

output:

13

result:

ok single line: '13'

Test #18:

score: 0
Accepted
time: 23ms
memory: 7256kb

input:

1985984

output:

-1

result:

ok single line: '-1'

Test #19:

score: 0
Accepted
time: 23ms
memory: 7240kb

input:

2

output:

-1

result:

ok single line: '-1'

Test #20:

score: 0
Accepted
time: 21ms
memory: 7468kb

input:

205891132094649

output:

243

result:

ok single line: '243'

Test #21:

score: 0
Accepted
time: 25ms
memory: 7480kb

input:

25

output:

5

result:

ok single line: '5'

Test #22:

score: 0
Accepted
time: 19ms
memory: 7268kb

input:

2626114239841

output:

1273

result:

ok single line: '1273'

Test #23:

score: 0
Accepted
time: 24ms
memory: 7300kb

input:

26269395104446321

output:

12731

result:

ok single line: '12731'

Test #24:

score: 0
Accepted
time: 27ms
memory: 7312kb

input:

3

output:

-1

result:

ok single line: '-1'

Test #25:

score: 0
Accepted
time: 19ms
memory: 7472kb

input:

3596345248055296

output:

88

result:

ok single line: '88'

Test #26:

score: 0
Accepted
time: 22ms
memory: 7240kb

input:

36

output:

-1

result:

ok single line: '-1'

Test #27:

score: 0
Accepted
time: 20ms
memory: 7468kb

input:

4

output:

2

result:

ok single line: '2'

Test #28:

score: 0
Accepted
time: 24ms
memory: 7256kb

input:

4096

output:

8

result:

ok single line: '8'

Test #29:

score: 0
Accepted
time: 20ms
memory: 7424kb

input:

49

output:

7

result:

ok single line: '7'

Test #30:

score: 0
Accepted
time: 26ms
memory: 7240kb

input:

5

output:

-1

result:

ok single line: '-1'

Test #31:

score: 0
Accepted
time: 23ms
memory: 7240kb

input:

576460752303423488

output:

-1

result:

ok single line: '-1'

Test #32:

score: 0
Accepted
time: 21ms
memory: 7268kb

input:

581431415926321

output:

24112889

result:

ok single line: '24112889'

Test #33:

score: 0
Accepted
time: 26ms
memory: 7308kb

input:

6

output:

-1

result:

ok single line: '-1'

Test #34:

score: 0
Accepted
time: 19ms
memory: 7432kb

input:

64

output:

4

result:

ok single line: '4'

Test #35:

score: 0
Accepted
time: 15ms
memory: 7472kb

input:

656100000000

output:

30

result:

ok single line: '30'

Test #36:

score: 0
Accepted
time: 27ms
memory: 7232kb

input:

7

output:

-1

result:

ok single line: '-1'

Test #37:

score: 0
Accepted
time: 20ms
memory: 7268kb

input:

729

output:

9

result:

ok single line: '9'

Test #38:

score: 0
Accepted
time: 22ms
memory: 7272kb

input:

8

output:

-1

result:

ok single line: '-1'

Test #39:

score: 0
Accepted
time: 23ms
memory: 7244kb

input:

81

output:

-1

result:

ok single line: '-1'

Test #40:

score: 0
Accepted
time: 24ms
memory: 7304kb

input:

8527674378686464

output:

452

result:

ok single line: '452'

Test #41:

score: 0
Accepted
time: 21ms
memory: 7308kb

input:

9

output:

3

result:

ok single line: '3'

Test #42:

score: 0
Accepted
time: 22ms
memory: 7428kb

input:

982134461213542729

output:

994009

result:

ok single line: '994009'

Test #43:

score: 0
Accepted
time: 23ms
memory: 7424kb

input:

9992002399680016

output:

9998

result:

ok single line: '9998'

Test #44:

score: 0
Accepted
time: 27ms
memory: 7256kb

input:

999269311525198921

output:

-1

result:

ok single line: '-1'

Test #45:

score: 0
Accepted
time: 27ms
memory: 7420kb

input:

999949000866995087

output:

-1

result:

ok single line: '-1'

Test #46:

score: 0
Accepted
time: 27ms
memory: 7256kb

input:

999995482005103081

output:

-1

result:

ok single line: '-1'

Test #47:

score: 0
Accepted
time: 22ms
memory: 7236kb

input:

999999969999997921

output:

-1

result:

ok single line: '-1'

Test #48:

score: 0
Accepted
time: 26ms
memory: 7292kb

input:

999999999999999989

output:

-1

result:

ok single line: '-1'

Test #49:

score: 0
Accepted
time: 18ms
memory: 7476kb

input:

999999999999999999

output:

-1

result:

ok single line: '-1'