Submission #5502316
Source Code Expand
#include <bits/stdc++.h> using namespace std; int main(){ int N, M; cin >> N >> M; if( abs(N-M) > 1 ){ cout << 0 << endl; return 0; } if( abs(N-M) <= 1 ){ long ans = 1; for( long i = 1; i <= N; i++ ){ ans *= i; ans %= 1000000007l; } for( long i = 1; i <= M; i++ ){ ans *= i; ans %= 1000000007l; } if( abs(N-M) == 0 ){ ans *= 2; ans %= 1000000007l; } cout << ans << endl; } }
Submission Info
Submission Time | |
---|---|
Task | C - Reconciled? |
User | HenriGuillaumet |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 580 Byte |
Status | AC |
Exec Time | 2 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | s1.txt, s2.txt, s3.txt, s4.txt |
All | 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, s1.txt, s2.txt, s3.txt, s4.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 1 ms | 256 KB |
02.txt | AC | 2 ms | 256 KB |
03.txt | AC | 1 ms | 256 KB |
04.txt | AC | 2 ms | 256 KB |
05.txt | AC | 2 ms | 256 KB |
06.txt | AC | 1 ms | 256 KB |
07.txt | AC | 1 ms | 256 KB |
08.txt | AC | 1 ms | 256 KB |
09.txt | AC | 2 ms | 256 KB |
10.txt | AC | 2 ms | 256 KB |
11.txt | AC | 1 ms | 256 KB |
12.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |
s2.txt | AC | 1 ms | 256 KB |
s3.txt | AC | 1 ms | 256 KB |
s4.txt | AC | 2 ms | 256 KB |