Submission #1244113
Source Code Expand
#include<bits/stdc++.h> using namespace std; const int mod = 1e9+7; int main(){ int n,a,cnt=0; long long ans=1; vector<pair<int,int> > v; cin >> n; for(int i=0;i<2;i++){ for(int j=0;j<n;j++){ cin >> a; v.push_back(pair<int,int>(a,i)); } } sort(v.begin(),v.end()); for(int i=0;i<v.size();i++){ if(v[i].second==1){ if(cnt < 0) ans = ans * -cnt % mod; cnt++; } else{ if(cnt > 0) ans = ans * cnt % mod; cnt--; } } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
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Task | A - 1D Matching |
User | elfredayao |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 525 Byte |
Status | AC |
Exec Time | 96 ms |
Memory | 2420 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
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Set Name | Test Cases |
---|---|
Sample | example0.txt, example1.txt |
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, example0.txt, example1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 58 ms | 1400 KB |
001.txt | AC | 22 ms | 892 KB |
002.txt | AC | 30 ms | 892 KB |
003.txt | AC | 33 ms | 1400 KB |
004.txt | AC | 86 ms | 2420 KB |
005.txt | AC | 96 ms | 2420 KB |
006.txt | AC | 96 ms | 2420 KB |
007.txt | AC | 95 ms | 2420 KB |
008.txt | AC | 96 ms | 2420 KB |
009.txt | AC | 96 ms | 2420 KB |
010.txt | AC | 95 ms | 2420 KB |
011.txt | AC | 95 ms | 2420 KB |
example0.txt | AC | 1 ms | 256 KB |
example1.txt | AC | 1 ms | 256 KB |