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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#355219#5103. Fair Divisionucup-team052#WA 84ms4124kbC++23820b2024-03-16 14:36:482024-03-16 14:36:49

Judging History

你现在查看的是最新测评结果

  • [2024-03-16 14:36:49]
  • 评测
  • 测评结果:WA
  • 用时:84ms
  • 内存:4124kb
  • [2024-03-16 14:36:48]
  • 提交

answer

#include <bits/stdc++.h>
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define per(i,a,b) for(int i=(a);i>=(b);--i)
using namespace std;

using LL=__int128;


const LL INFLL=LL(1e36);

int n;
LL pwn[2005];

LL ad(LL x,LL y){
	return x+y<INFLL?x+y:INFLL;
}

LL mu(LL x,LL y){
	return x<=INFLL/y?x*y:INFLL;
}

LL po(LL x,LL y){
	LL z=1;
	while(y){
		if(y&1)z=mu(z,x);
		if((y>>=1))x=mu(x,x);
	}
	return z;
}

int main(){
	long long m;
	cin>>n>>m;
	rep(i,1,2000){
		pwn[i]=po(i,n);
		assert(pwn[i]>=0);
		assert(pwn[i]>=pwn[i-1]);
	}
	rep(q,2,2000)if(pwn[q]<INFLL){
		rep(p,1,q-1)if(__gcd(p,q)==1){
			LL fm=pwn[q]-pwn[q-p];
			if(fm%p==0)fm/=p;
			if(fm<2e18){
				if(m%fm==0){
					printf("%d %d\n",p,q);
					exit(0);
				}
			}
		}
	}
	puts("impossible");
	return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3824kb

input:

13 382475111752106101

output:

17 28

result:

ok single line: '17 28'

Test #2:

score: 0
Accepted
time: 1ms
memory: 3764kb

input:

59 576460752303423487

output:

1 2

result:

ok single line: '1 2'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3704kb

input:

15 227368755046033249

output:

13 14

result:

ok single line: '13 14'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

27 72027091647987988

output:

1 4

result:

ok single line: '1 4'

Test #5:

score: 0
Accepted
time: 0ms
memory: 4052kb

input:

12 817283057828223168

output:

10 17

result:

ok single line: '10 17'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3748kb

input:

40 279103330129289325

output:

1 2

result:

ok single line: '1 2'

Test #7:

score: 0
Accepted
time: 0ms
memory: 3772kb

input:

9 200754090585004509

output:

27 31

result:

ok single line: '27 31'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3764kb

input:

13 145272043713167318

output:

11 19

result:

ok single line: '11 19'

Test #9:

score: 0
Accepted
time: 0ms
memory: 3860kb

input:

13 330339892079732537

output:

3 5

result:

ok single line: '3 5'

Test #10:

score: 0
Accepted
time: 1ms
memory: 3760kb

input:

8 518312274023062851

output:

35 81

result:

ok single line: '35 81'

Test #11:

score: 0
Accepted
time: 0ms
memory: 3708kb

input:

8 226575677743060500

output:

3 37

result:

ok single line: '3 37'

Test #12:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

22 947676267664323372

output:

5 6

result:

ok single line: '5 6'

Test #13:

score: 0
Accepted
time: 1ms
memory: 3764kb

input:

8 884152939068009488

output:

32 87

result:

ok single line: '32 87'

Test #14:

score: 0
Accepted
time: 0ms
memory: 3688kb

input:

10 334992255296783634

output:

1 2

result:

ok single line: '1 2'

Test #15:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

9 387165762000719100

output:

9 26

result:

ok single line: '9 26'

Test #16:

score: 0
Accepted
time: 0ms
memory: 4124kb

input:

13 966426794141592430

output:

5 23

result:

ok single line: '5 23'

Test #17:

score: 0
Accepted
time: 0ms
memory: 3544kb

input:

30 3882204456

output:

impossible

result:

ok single line: 'impossible'

Test #18:

score: 0
Accepted
time: 0ms
memory: 3572kb

input:

17 388292937745500

output:

impossible

result:

ok single line: 'impossible'

Test #19:

score: 0
Accepted
time: 82ms
memory: 3572kb

input:

7 77777777777777777

output:

impossible

result:

ok single line: 'impossible'

Test #20:

score: 0
Accepted
time: 84ms
memory: 3868kb

input:

6 1

output:

impossible

result:

ok single line: 'impossible'

Test #21:

score: 0
Accepted
time: 84ms
memory: 3624kb

input:

6 6

output:

impossible

result:

ok single line: 'impossible'

Test #22:

score: 0
Accepted
time: 84ms
memory: 3864kb

input:

6 666666666

output:

impossible

result:

ok single line: 'impossible'

Test #23:

score: -100
Wrong Answer
time: 84ms
memory: 3800kb

input:

6 982698952174251648

output:

impossible

result:

wrong answer 1st lines differ - expected: '3966 3967', found: 'impossible'