QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#71985 | #2965. RSA Mistake | ricky0129# | AC ✓ | 101ms | 14356kb | C++14 | 1.7kb | 2023-01-13 01:54:25 | 2023-01-13 01:54:28 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define vi vector<int>
#define pii pair<int,int>
#define pll pair<ll,ll>
#define vll vector<ll>
#define FOR(i,n) for(int i=0;i<n;i++)
#define rep(i, a, b) for(int i = a; i < (b); ++i)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
#define pb push_back
#define f first
#define s second
const int MOD = (int)1e9+7;
bool isPrime(ll a){
for(ll i=2;i*i<=a;i++){
if(a%i==0) return false;
}
return true;
}
const int N = 1e7+1;
int main()
{
vector<bool> prime(N,true);
prime[0] = prime[1] = false;
vll P;
for(int i=2;i<N;i++){
if(!prime[i]) continue;
P.push_back(i);
for(int j=i*2;j<N;j+=i){
prime[j] = false;
}
}
ll a, b;
cin>>a>>b;
if(isPrime(a) && isPrime(b) && a!=b) cout<<"full credit\n";
else{
map<ll,int> mp;
if(isPrime(a)) mp[a]++;
else{
for(ll x: P){
while(a%x==0){
mp[x]++;
a/=x;
}
}
if(a!=1){
assert(isPrime(a));
mp[a]++;
}
}
if(isPrime(b)) mp[b]++;
else{
for(ll x: P){
while(b%x==0){
mp[x]++;
b/=x;
}
}
if(b!=1){
assert(isPrime(b));
mp[b]++;
}
}
bool even = false;
for(auto x: mp){
if(x.s>=2) even = true;
}
if(even) cout<<"no credit\n";
else cout<<"partial credit\n";
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 61ms
memory: 13400kb
input:
13 23
output:
full credit
result:
ok single line: 'full credit'
Test #2:
score: 0
Accepted
time: 66ms
memory: 12392kb
input:
35 6
output:
partial credit
result:
ok single line: 'partial credit'
Test #3:
score: 0
Accepted
time: 57ms
memory: 13228kb
input:
4 5
output:
no credit
result:
ok single line: 'no credit'
Test #4:
score: 0
Accepted
time: 60ms
memory: 13156kb
input:
17 17
output:
no credit
result:
ok single line: 'no credit'
Test #5:
score: 0
Accepted
time: 81ms
memory: 13204kb
input:
15 21
output:
no credit
result:
ok single line: 'no credit'
Test #6:
score: 0
Accepted
time: 92ms
memory: 13100kb
input:
545528636581 876571629707
output:
no credit
result:
ok single line: 'no credit'
Test #7:
score: 0
Accepted
time: 77ms
memory: 13328kb
input:
431348146441 3
output:
no credit
result:
ok single line: 'no credit'
Test #8:
score: 0
Accepted
time: 69ms
memory: 13688kb
input:
584803025179 200560490130
output:
partial credit
result:
ok single line: 'partial credit'
Test #9:
score: 0
Accepted
time: 83ms
memory: 13784kb
input:
725769156026 520807975733
output:
partial credit
result:
ok single line: 'partial credit'
Test #10:
score: 0
Accepted
time: 73ms
memory: 12700kb
input:
94785999423 831843785340
output:
no credit
result:
ok single line: 'no credit'
Test #11:
score: 0
Accepted
time: 77ms
memory: 13604kb
input:
962631984045 923583932904
output:
no credit
result:
ok single line: 'no credit'
Test #12:
score: 0
Accepted
time: 77ms
memory: 13940kb
input:
983892174682 596267564620
output:
no credit
result:
ok single line: 'no credit'
Test #13:
score: 0
Accepted
time: 76ms
memory: 13908kb
input:
988586693791 523281177667
output:
full credit
result:
ok single line: 'full credit'
Test #14:
score: 0
Accepted
time: 85ms
memory: 12620kb
input:
768483880537 958632922673
output:
full credit
result:
ok single line: 'full credit'
Test #15:
score: 0
Accepted
time: 80ms
memory: 12912kb
input:
695320496641 992131878511
output:
full credit
result:
ok single line: 'full credit'
Test #16:
score: 0
Accepted
time: 71ms
memory: 14124kb
input:
619864432127 575182057589
output:
full credit
result:
ok single line: 'full credit'
Test #17:
score: 0
Accepted
time: 79ms
memory: 14356kb
input:
574224928327 554785761851
output:
full credit
result:
ok single line: 'full credit'
Test #18:
score: 0
Accepted
time: 64ms
memory: 14264kb
input:
2 2
output:
no credit
result:
ok single line: 'no credit'
Test #19:
score: 0
Accepted
time: 80ms
memory: 12788kb
input:
999999999989 999999999961
output:
full credit
result:
ok single line: 'full credit'
Test #20:
score: 0
Accepted
time: 101ms
memory: 13252kb
input:
999999999989 999999999989
output:
no credit
result:
ok single line: 'no credit'
Test #21:
score: 0
Accepted
time: 72ms
memory: 13436kb
input:
2 999999999989
output:
full credit
result:
ok single line: 'full credit'
Test #22:
score: 0
Accepted
time: 74ms
memory: 12912kb
input:
999999999989 2
output:
full credit
result:
ok single line: 'full credit'
Test #23:
score: 0
Accepted
time: 97ms
memory: 13172kb
input:
799337241719 790574179457
output:
no credit
result:
ok single line: 'no credit'
Test #24:
score: 0
Accepted
time: 97ms
memory: 14324kb
input:
999962000357 999944000663
output:
no credit
result:
ok single line: 'no credit'
Test #25:
score: 0
Accepted
time: 63ms
memory: 13652kb
input:
2 4
output:
no credit
result:
ok single line: 'no credit'
Test #26:
score: 0
Accepted
time: 62ms
memory: 13252kb
input:
4 2
output:
no credit
result:
ok single line: 'no credit'
Test #27:
score: 0
Accepted
time: 68ms
memory: 13688kb
input:
21 15
output:
no credit
result:
ok single line: 'no credit'
Test #28:
score: 0
Accepted
time: 70ms
memory: 13396kb
input:
5 4
output:
no credit
result:
ok single line: 'no credit'
Test #29:
score: 0
Accepted
time: 64ms
memory: 13004kb
input:
125 7
output:
no credit
result:
ok single line: 'no credit'
Test #30:
score: 0
Accepted
time: 80ms
memory: 12724kb
input:
999999999969 999999999929
output:
partial credit
result:
ok single line: 'partial credit'
Test #31:
score: 0
Accepted
time: 81ms
memory: 13356kb
input:
428571428541 999999999929
output:
no credit
result:
ok single line: 'no credit'
Test #32:
score: 0
Accepted
time: 75ms
memory: 13364kb
input:
949999999373 714080161721
output:
partial credit
result:
ok single line: 'partial credit'
Test #33:
score: 0
Accepted
time: 94ms
memory: 13256kb
input:
757523014201 616759792799
output:
partial credit
result:
ok single line: 'partial credit'
Test #34:
score: 0
Accepted
time: 98ms
memory: 12468kb
input:
945410323183 793541296879
output:
partial credit
result:
ok single line: 'partial credit'
Test #35:
score: 0
Accepted
time: 83ms
memory: 12556kb
input:
668134918943 250092815711
output:
partial credit
result:
ok single line: 'partial credit'
Test #36:
score: 0
Accepted
time: 88ms
memory: 13708kb
input:
593159028797 378923570503
output:
partial credit
result:
ok single line: 'partial credit'
Test #37:
score: 0
Accepted
time: 97ms
memory: 13300kb
input:
673663445657 685555556761
output:
partial credit
result:
ok single line: 'partial credit'
Test #38:
score: 0
Accepted
time: 75ms
memory: 13612kb
input:
615590502287 730111591619
output:
partial credit
result:
ok single line: 'partial credit'
Test #39:
score: 0
Accepted
time: 94ms
memory: 12664kb
input:
737474530367 339061475591
output:
partial credit
result:
ok single line: 'partial credit'
Test #40:
score: 0
Accepted
time: 94ms
memory: 14228kb
input:
547304948893 825051092141
output:
partial credit
result:
ok single line: 'partial credit'
Test #41:
score: 0
Accepted
time: 81ms
memory: 13900kb
input:
888259990703 349508614421
output:
partial credit
result:
ok single line: 'partial credit'
Test #42:
score: 0
Accepted
time: 76ms
memory: 13932kb
input:
394206923881 679230181703
output:
no credit
result:
ok single line: 'no credit'
Test #43:
score: 0
Accepted
time: 70ms
memory: 13620kb
input:
199036422587 813176211779
output:
no credit
result:
ok single line: 'no credit'
Test #44:
score: 0
Accepted
time: 82ms
memory: 12996kb
input:
385196736923 358517468791
output:
no credit
result:
ok single line: 'no credit'
Test #45:
score: 0
Accepted
time: 86ms
memory: 13608kb
input:
540003052801 543341442493
output:
no credit
result:
ok single line: 'no credit'
Test #46:
score: 0
Accepted
time: 72ms
memory: 13752kb
input:
529883073493 557936045561
output:
no credit
result:
ok single line: 'no credit'
Test #47:
score: 0
Accepted
time: 78ms
memory: 12536kb
input:
519207113731 326410289771
output:
no credit
result:
ok single line: 'no credit'
Test #48:
score: 0
Accepted
time: 86ms
memory: 14252kb
input:
530779897367 729543471779
output:
no credit
result:
ok single line: 'no credit'
Test #49:
score: 0
Accepted
time: 77ms
memory: 13556kb
input:
623202833611 876138576449
output:
no credit
result:
ok single line: 'no credit'
Test #50:
score: 0
Accepted
time: 92ms
memory: 13692kb
input:
741753647069 741753647069
output:
no credit
result:
ok single line: 'no credit'
Test #51:
score: 0
Accepted
time: 80ms
memory: 13188kb
input:
548039 445335943361
output:
no credit
result:
ok single line: 'no credit'
Test #52:
score: 0
Accepted
time: 88ms
memory: 13192kb
input:
644483448731 611801529223
output:
no credit
result:
ok single line: 'no credit'
Test #53:
score: 0
Accepted
time: 72ms
memory: 12568kb
input:
498556835561 412089307169
output:
no credit
result:
ok single line: 'no credit'
Test #54:
score: 0
Accepted
time: 85ms
memory: 12416kb
input:
602312422583 602312422583
output:
no credit
result:
ok single line: 'no credit'
Test #55:
score: 0
Accepted
time: 70ms
memory: 13956kb
input:
517277 424820460851
output:
no credit
result:
ok single line: 'no credit'