QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#343551 | #3063. Faulty Factorial | PetroTarnavskyi# | AC ✓ | 133ms | 3704kb | C++20 | 1.5kb | 2024-03-02 18:42:51 | 2024-03-02 18:42:52 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for(int i = (a); i < (b); i++)
#define RFOR(i, a, b) for(int i = (a) - 1; i >= (b); i--)
#define SZ(a) int(a.size())
#define ALL(a) a.begin(), a.end()
#define PB push_back
#define MP make_pair
#define F first
#define S second
typedef long long LL;
typedef vector<int> VI;
typedef pair<int, int> PII;
typedef double db;
int mult(int a, int b, int mod)
{
return (LL)a * b % mod;
}
int binpow(int a, int n, int mod)
{
int res = 1;
while(n)
{
if(n & 1)
res = mult(res, a, mod);
a = mult(a, a, mod);
n /= 2;
}
return res;
}
PII solve()
{
LL n, p, r;
cin >> n >> p >> r;
if(n >= 2 * p)
{
if(r != 0)
return {-1, -1};
else
return {p, p - 1};
}
if(n >= p)
{
if(r != 0)
{
LL ost = 1;
FOR(i, 1, n + 1)
if(i != p)
ost = mult(ost, i, p);
assert(ost != 0);
ost = mult(r, binpow(ost, p - 2, p), p);
return {p, ost};
}
else
{
if(n > p)
return {p + 1, p};
if(p == 2)
return {-1, -1};
return {2, 1};
}
}
//n < p
if(r == 0)
return {-1, -1};
int ifact = 1;
FOR(i, 1, n + 1)
ifact = mult(ifact, i, p);
ifact = binpow(ifact, p - 2, p);
FOR(i, 1, n + 1)
{
int nval = mult(i, ifact, p);
nval = mult(nval, r, p);
if(nval < i)
return {i, nval};
}
return {-1, -1};
}
int main()
{
ios::sync_with_stdio(0);
cin.tie(0);
auto ans = solve();
cout << ans.F << " " << ans.S << "\n";
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3568kb
input:
4 5 1
output:
3 2
result:
ok Correct!
Test #2:
score: 0
Accepted
time: 0ms
memory: 3572kb
input:
4 127 24
output:
-1 -1
result:
ok Correct!
Test #3:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
2 2 0
output:
-1 -1
result:
ok Correct!
Test #4:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
2 2 1
output:
2 1
result:
ok Correct!
Test #5:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
3 2 0
output:
3 2
result:
ok Correct!
Test #6:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
3 2 1
output:
2 1
result:
ok Correct!
Test #7:
score: 0
Accepted
time: 0ms
memory: 3568kb
input:
4 2 0
output:
2 1
result:
ok Correct!
Test #8:
score: 0
Accepted
time: 0ms
memory: 3680kb
input:
4 2 1
output:
-1 -1
result:
ok Correct!
Test #9:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
1000000000000000000 2 0
output:
2 1
result:
ok Correct!
Test #10:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
1000000000000000000 2 1
output:
-1 -1
result:
ok Correct!
Test #11:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
2 3 0
output:
-1 -1
result:
ok Correct!
Test #12:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
2 3 2
output:
-1 -1
result:
ok Correct!
Test #13:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
2 3 1
output:
2 1
result:
ok Correct!
Test #14:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
3 3 0
output:
2 1
result:
ok Correct!
Test #15:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
3 3 2
output:
3 1
result:
ok Correct!
Test #16:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
5 3 0
output:
4 3
result:
ok Correct!
Test #17:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
5 3 1
output:
3 1
result:
ok Correct!
Test #18:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
6 3 0
output:
3 2
result:
ok Correct!
Test #19:
score: 0
Accepted
time: 1ms
memory: 3592kb
input:
6 3 1
output:
-1 -1
result:
ok Correct!
Test #20:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
1000000000000000000 3 0
output:
3 2
result:
ok Correct!
Test #21:
score: 0
Accepted
time: 0ms
memory: 3672kb
input:
1000000000000000000 3 2
output:
-1 -1
result:
ok Correct!
Test #22:
score: 0
Accepted
time: 0ms
memory: 3660kb
input:
2 7 0
output:
-1 -1
result:
ok Correct!
Test #23:
score: 0
Accepted
time: 0ms
memory: 3656kb
input:
2 7 4
output:
-1 -1
result:
ok Correct!
Test #24:
score: 0
Accepted
time: 0ms
memory: 3676kb
input:
6 7 0
output:
-1 -1
result:
ok Correct!
Test #25:
score: 0
Accepted
time: 0ms
memory: 3652kb
input:
6 7 3
output:
2 1
result:
ok Correct!
Test #26:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
7 7 0
output:
2 1
result:
ok Correct!
Test #27:
score: 0
Accepted
time: 1ms
memory: 3664kb
input:
7 7 3
output:
7 4
result:
ok Correct!
Test #28:
score: 0
Accepted
time: 1ms
memory: 3616kb
input:
7 7 1
output:
7 6
result:
ok Correct!
Test #29:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
13 7 0
output:
8 7
result:
ok Correct!
Test #30:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
13 7 3
output:
7 3
result:
ok Correct!
Test #31:
score: 0
Accepted
time: 0ms
memory: 3560kb
input:
14 7 0
output:
7 6
result:
ok Correct!
Test #32:
score: 0
Accepted
time: 0ms
memory: 3636kb
input:
14 7 1
output:
-1 -1
result:
ok Correct!
Test #33:
score: 0
Accepted
time: 1ms
memory: 3572kb
input:
1000000000000000000 7 0
output:
7 6
result:
ok Correct!
Test #34:
score: 0
Accepted
time: 0ms
memory: 3560kb
input:
1000000000000000000 7 5
output:
-1 -1
result:
ok Correct!
Test #35:
score: 0
Accepted
time: 1ms
memory: 3652kb
input:
2 4937129 0
output:
-1 -1
result:
ok Correct!
Test #36:
score: 0
Accepted
time: 0ms
memory: 3688kb
input:
2 4937129 1249280
output:
-1 -1
result:
ok Correct!
Test #37:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
4937128 4937129 0
output:
-1 -1
result:
ok Correct!
Test #38:
score: 0
Accepted
time: 34ms
memory: 3656kb
input:
4937128 4937129 4041807
output:
4031 1683
result:
ok Correct!
Test #39:
score: 0
Accepted
time: 1ms
memory: 3556kb
input:
4937129 4937129 0
output:
2 1
result:
ok Correct!
Test #40:
score: 0
Accepted
time: 34ms
memory: 3700kb
input:
4937129 4937129 3844991
output:
4937129 1092138
result:
ok Correct!
Test #41:
score: 0
Accepted
time: 1ms
memory: 3560kb
input:
7675468 4937129 0
output:
4937130 4937129
result:
ok Correct!
Test #42:
score: 0
Accepted
time: 51ms
memory: 3676kb
input:
7675468 4937129 3435996
output:
4937129 214360
result:
ok Correct!
Test #43:
score: 0
Accepted
time: 1ms
memory: 3684kb
input:
9874257 4937129 0
output:
4937130 4937129
result:
ok Correct!
Test #44:
score: 0
Accepted
time: 66ms
memory: 3656kb
input:
9874257 4937129 4502081
output:
4937129 4502081
result:
ok Correct!
Test #45:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
9874258 4937129 0
output:
4937129 4937128
result:
ok Correct!
Test #46:
score: 0
Accepted
time: 1ms
memory: 3688kb
input:
9874258 4937129 136077
output:
-1 -1
result:
ok Correct!
Test #47:
score: 0
Accepted
time: 0ms
memory: 3628kb
input:
1000000000000000000 4937129 0
output:
4937129 4937128
result:
ok Correct!
Test #48:
score: 0
Accepted
time: 1ms
memory: 3560kb
input:
1000000000000000000 4937129 600783
output:
-1 -1
result:
ok Correct!
Test #49:
score: 0
Accepted
time: 0ms
memory: 3624kb
input:
2 9999991 0
output:
-1 -1
result:
ok Correct!
Test #50:
score: 0
Accepted
time: 0ms
memory: 3540kb
input:
2 9999991 3547763
output:
-1 -1
result:
ok Correct!
Test #51:
score: 0
Accepted
time: 1ms
memory: 3632kb
input:
9999990 9999991 0
output:
-1 -1
result:
ok Correct!
Test #52:
score: 0
Accepted
time: 67ms
memory: 3656kb
input:
9999990 9999991 6305202
output:
3283 3204
result:
ok Correct!
Test #53:
score: 0
Accepted
time: 0ms
memory: 3572kb
input:
9999991 9999991 0
output:
2 1
result:
ok Correct!
Test #54:
score: 0
Accepted
time: 63ms
memory: 3672kb
input:
9999991 9999991 3290391
output:
9999991 6709600
result:
ok Correct!
Test #55:
score: 0
Accepted
time: 1ms
memory: 3664kb
input:
15088677 9999991 0
output:
9999992 9999991
result:
ok Correct!
Test #56:
score: 0
Accepted
time: 100ms
memory: 3632kb
input:
15088677 9999991 3238851
output:
9999991 8892695
result:
ok Correct!
Test #57:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
19999981 9999991 0
output:
9999992 9999991
result:
ok Correct!
Test #58:
score: 0
Accepted
time: 133ms
memory: 3704kb
input:
19999981 9999991 1114448
output:
9999991 1114448
result:
ok Correct!
Test #59:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
19999982 9999991 0
output:
9999991 9999990
result:
ok Correct!
Test #60:
score: 0
Accepted
time: 0ms
memory: 3560kb
input:
19999982 9999991 1468197
output:
-1 -1
result:
ok Correct!
Test #61:
score: 0
Accepted
time: 0ms
memory: 3560kb
input:
1000000000000000000 9999991 0
output:
9999991 9999990
result:
ok Correct!
Test #62:
score: 0
Accepted
time: 1ms
memory: 3568kb
input:
1000000000000000000 9999991 5561940
output:
-1 -1
result:
ok Correct!
Test #63:
score: 0
Accepted
time: 20ms
memory: 3608kb
input:
2924166 9732533 6303282
output:
7418 6575
result:
ok Correct!
Test #64:
score: 0
Accepted
time: 22ms
memory: 3704kb
input:
3133068 6687881 5091931
output:
51475 53
result:
ok Correct!
Test #65:
score: 0
Accepted
time: 54ms
memory: 3684kb
input:
8103430 9897059 6793055
output:
6741 1009
result:
ok Correct!
Test #66:
score: 0
Accepted
time: 38ms
memory: 3612kb
input:
5608852 7464623 4135409
output:
4004 827
result:
ok Correct!
Test #67:
score: 0
Accepted
time: 37ms
memory: 3624kb
input:
5399319 6048071 5880044
output:
4142 2871
result:
ok Correct!
Test #68:
score: 0
Accepted
time: 51ms
memory: 3652kb
input:
7602001 8561963 8429820
output:
10566 763
result:
ok Correct!
Test #69:
score: 0
Accepted
time: 28ms
memory: 3572kb
input:
4168376 7768193 5120738
output:
3271 2855
result:
ok Correct!
Test #70:
score: 0
Accepted
time: 12ms
memory: 3608kb
input:
1712124 3894673 1570469
output:
6665 6648
result:
ok Correct!
Test #71:
score: 0
Accepted
time: 31ms
memory: 3596kb
input:
4658359 6914419 1388646
output:
2768 755
result:
ok Correct!
Test #72:
score: 0
Accepted
time: 12ms
memory: 3632kb
input:
1780103 1889131 641681
output:
3524 2999
result:
ok Correct!
Test #73:
score: 0
Accepted
time: 125ms
memory: 3612kb
input:
9999978 9999991 7955288
output:
-1 -1
result:
ok Correct!
Test #74:
score: 0
Accepted
time: 95ms
memory: 3676kb
input:
9999974 9999991 7469222
output:
4999996 1
result:
ok Correct!
Test #75:
score: 0
Accepted
time: 96ms
memory: 3576kb
input:
9999976 9999991 3692550
output:
4999996 4999995
result:
ok Correct!