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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#54872#2965. RSA MistakeMostafa_Moharram#AC ✓27ms3700kbC++171.0kb2022-10-11 01:14:352022-10-11 01:15:12

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2022-10-11 01:15:12]
  • 评测
  • 测评结果:AC
  • 用时:27ms
  • 内存:3700kb
  • [2022-10-11 01:14:35]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;

using ll = long long;
using ld = long double;

map<ll, int> primes;

void solve(ll x) {
    for (ll i = 2; i * i <= x; ++i) {
        if (x % i) continue;
        int &cnt = primes[i];
        for (; x % i == 0; x /= i, ++cnt);
    }
    if (x > 1) ++primes[x];
}

bool is_prime(ll x) {
    if (x < 2) return false;
    for (ll i = 2; i * i <= x; ++i)
        if (x % i == 0) return false;
    return true;
}

int main() {
    ios::sync_with_stdio(false); cout.tie(nullptr); cin.tie(nullptr);
    ll a, b;
    cin >> a >> b;
    if (is_prime(a) and is_prime(b)) {
        if (a == b) cout << "no credit\n";
        else cout << "full credit\n";
    } else {
        solve(a);
        solve(b);
        bool partial = true;
        for (const auto &p : primes)
            if (p.second > 1) {
                partial = false; break;
            }
        if (partial) cout << "partial";
        else cout << "no";
        cout << " credit\n";
    }
    return 0;
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 2ms
memory: 3556kb

input:

13 23

output:

full credit

result:

ok single line: 'full credit'

Test #2:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

35 6

output:

partial credit

result:

ok single line: 'partial credit'

Test #3:

score: 0
Accepted
time: 2ms
memory: 3524kb

input:

4 5

output:

no credit

result:

ok single line: 'no credit'

Test #4:

score: 0
Accepted
time: 2ms
memory: 3696kb

input:

17 17

output:

no credit

result:

ok single line: 'no credit'

Test #5:

score: 0
Accepted
time: 2ms
memory: 3592kb

input:

15 21

output:

no credit

result:

ok single line: 'no credit'

Test #6:

score: 0
Accepted
time: 18ms
memory: 3608kb

input:

545528636581 876571629707

output:

no credit

result:

ok single line: 'no credit'

Test #7:

score: 0
Accepted
time: 12ms
memory: 3592kb

input:

431348146441 3

output:

no credit

result:

ok single line: 'no credit'

Test #8:

score: 0
Accepted
time: 2ms
memory: 3524kb

input:

584803025179 200560490130

output:

partial credit

result:

ok single line: 'partial credit'

Test #9:

score: 0
Accepted
time: 3ms
memory: 3576kb

input:

725769156026 520807975733

output:

partial credit

result:

ok single line: 'partial credit'

Test #10:

score: 0
Accepted
time: 2ms
memory: 3700kb

input:

94785999423 831843785340

output:

no credit

result:

ok single line: 'no credit'

Test #11:

score: 0
Accepted
time: 1ms
memory: 3596kb

input:

962631984045 923583932904

output:

no credit

result:

ok single line: 'no credit'

Test #12:

score: 0
Accepted
time: 6ms
memory: 3640kb

input:

983892174682 596267564620

output:

no credit

result:

ok single line: 'no credit'

Test #13:

score: 0
Accepted
time: 16ms
memory: 3596kb

input:

988586693791 523281177667

output:

full credit

result:

ok single line: 'full credit'

Test #14:

score: 0
Accepted
time: 17ms
memory: 3596kb

input:

768483880537 958632922673

output:

full credit

result:

ok single line: 'full credit'

Test #15:

score: 0
Accepted
time: 17ms
memory: 3464kb

input:

695320496641 992131878511

output:

full credit

result:

ok single line: 'full credit'

Test #16:

score: 0
Accepted
time: 11ms
memory: 3580kb

input:

619864432127 575182057589

output:

full credit

result:

ok single line: 'full credit'

Test #17:

score: 0
Accepted
time: 14ms
memory: 3600kb

input:

574224928327 554785761851

output:

full credit

result:

ok single line: 'full credit'

Test #18:

score: 0
Accepted
time: 1ms
memory: 3596kb

input:

2 2

output:

no credit

result:

ok single line: 'no credit'

Test #19:

score: 0
Accepted
time: 17ms
memory: 3532kb

input:

999999999989 999999999961

output:

full credit

result:

ok single line: 'full credit'

Test #20:

score: 0
Accepted
time: 13ms
memory: 3532kb

input:

999999999989 999999999989

output:

no credit

result:

ok single line: 'no credit'

Test #21:

score: 0
Accepted
time: 9ms
memory: 3692kb

input:

2 999999999989

output:

full credit

result:

ok single line: 'full credit'

Test #22:

score: 0
Accepted
time: 10ms
memory: 3464kb

input:

999999999989 2

output:

full credit

result:

ok single line: 'full credit'

Test #23:

score: 0
Accepted
time: 22ms
memory: 3636kb

input:

799337241719 790574179457

output:

no credit

result:

ok single line: 'no credit'

Test #24:

score: 0
Accepted
time: 21ms
memory: 3636kb

input:

999962000357 999944000663

output:

no credit

result:

ok single line: 'no credit'

Test #25:

score: 0
Accepted
time: 2ms
memory: 3560kb

input:

2 4

output:

no credit

result:

ok single line: 'no credit'

Test #26:

score: 0
Accepted
time: 2ms
memory: 3576kb

input:

4 2

output:

no credit

result:

ok single line: 'no credit'

Test #27:

score: 0
Accepted
time: 1ms
memory: 3672kb

input:

21 15

output:

no credit

result:

ok single line: 'no credit'

Test #28:

score: 0
Accepted
time: 2ms
memory: 3696kb

input:

5 4

output:

no credit

result:

ok single line: 'no credit'

Test #29:

score: 0
Accepted
time: 0ms
memory: 3672kb

input:

125 7

output:

no credit

result:

ok single line: 'no credit'

Test #30:

score: 0
Accepted
time: 6ms
memory: 3576kb

input:

999999999969 999999999929

output:

partial credit

result:

ok single line: 'partial credit'

Test #31:

score: 0
Accepted
time: 5ms
memory: 3596kb

input:

428571428541 999999999929

output:

no credit

result:

ok single line: 'no credit'

Test #32:

score: 0
Accepted
time: 7ms
memory: 3560kb

input:

949999999373 714080161721

output:

partial credit

result:

ok single line: 'partial credit'

Test #33:

score: 0
Accepted
time: 20ms
memory: 3460kb

input:

757523014201 616759792799

output:

partial credit

result:

ok single line: 'partial credit'

Test #34:

score: 0
Accepted
time: 26ms
memory: 3672kb

input:

945410323183 793541296879

output:

partial credit

result:

ok single line: 'partial credit'

Test #35:

score: 0
Accepted
time: 15ms
memory: 3580kb

input:

668134918943 250092815711

output:

partial credit

result:

ok single line: 'partial credit'

Test #36:

score: 0
Accepted
time: 18ms
memory: 3520kb

input:

593159028797 378923570503

output:

partial credit

result:

ok single line: 'partial credit'

Test #37:

score: 0
Accepted
time: 27ms
memory: 3464kb

input:

673663445657 685555556761

output:

partial credit

result:

ok single line: 'partial credit'

Test #38:

score: 0
Accepted
time: 14ms
memory: 3592kb

input:

615590502287 730111591619

output:

partial credit

result:

ok single line: 'partial credit'

Test #39:

score: 0
Accepted
time: 14ms
memory: 3596kb

input:

737474530367 339061475591

output:

partial credit

result:

ok single line: 'partial credit'

Test #40:

score: 0
Accepted
time: 27ms
memory: 3524kb

input:

547304948893 825051092141

output:

partial credit

result:

ok single line: 'partial credit'

Test #41:

score: 0
Accepted
time: 16ms
memory: 3532kb

input:

888259990703 349508614421

output:

partial credit

result:

ok single line: 'partial credit'

Test #42:

score: 0
Accepted
time: 18ms
memory: 3672kb

input:

394206923881 679230181703

output:

no credit

result:

ok single line: 'no credit'

Test #43:

score: 0
Accepted
time: 9ms
memory: 3668kb

input:

199036422587 813176211779

output:

no credit

result:

ok single line: 'no credit'

Test #44:

score: 0
Accepted
time: 7ms
memory: 3652kb

input:

385196736923 358517468791

output:

no credit

result:

ok single line: 'no credit'

Test #45:

score: 0
Accepted
time: 19ms
memory: 3672kb

input:

540003052801 543341442493

output:

no credit

result:

ok single line: 'no credit'

Test #46:

score: 0
Accepted
time: 8ms
memory: 3592kb

input:

529883073493 557936045561

output:

no credit

result:

ok single line: 'no credit'

Test #47:

score: 0
Accepted
time: 12ms
memory: 3656kb

input:

519207113731 326410289771

output:

no credit

result:

ok single line: 'no credit'

Test #48:

score: 0
Accepted
time: 15ms
memory: 3560kb

input:

530779897367 729543471779

output:

no credit

result:

ok single line: 'no credit'

Test #49:

score: 0
Accepted
time: 2ms
memory: 3584kb

input:

623202833611 876138576449

output:

no credit

result:

ok single line: 'no credit'

Test #50:

score: 0
Accepted
time: 16ms
memory: 3560kb

input:

741753647069 741753647069

output:

no credit

result:

ok single line: 'no credit'

Test #51:

score: 0
Accepted
time: 7ms
memory: 3564kb

input:

548039 445335943361

output:

no credit

result:

ok single line: 'no credit'

Test #52:

score: 0
Accepted
time: 18ms
memory: 3588kb

input:

644483448731 611801529223

output:

no credit

result:

ok single line: 'no credit'

Test #53:

score: 0
Accepted
time: 2ms
memory: 3656kb

input:

498556835561 412089307169

output:

no credit

result:

ok single line: 'no credit'

Test #54:

score: 0
Accepted
time: 10ms
memory: 3604kb

input:

602312422583 602312422583

output:

no credit

result:

ok single line: 'no credit'

Test #55:

score: 0
Accepted
time: 10ms
memory: 3696kb

input:

517277 424820460851

output:

no credit

result:

ok single line: 'no credit'