Submission #1383095
Source Code Expand
#include<cstdio> #include<cstring> #include<vector> #include<queue> #include<stack> #include<algorithm> #include<cmath> #include<climits> #include<string> #include<set> #include<numeric> #include<map> #include<iostream> using namespace std; #define rep(i,n) for(int i = 0;i<((int)(n));i++) #define reg(i,a,b) for(int i = ((int)(a));i<=((int)(b));i++) #define irep(i,n) for(int i = ((int)(n)-1);i>=0;i--) #define ireg(i,a,b) for(int i = ((int)(b));i>=((int)(a));i--) typedef long long ll; typedef pair<ll, ll> mp; ll MOD = 1e9+7; //LLONG_MIN ll f(ll n){ if(n==1)return 1; return n*f(n-1)%MOD; } int main(void){ ll N,x,k=0,ans=1; stack<ll> S; cin>>N; rep(i,N){ cin>>x; k++; if(x>=k*2-1){ }else{ ans=ans*k%MOD; // cout<<ans<<endl; k--; } } if(k>0)ans=ans*f(k)%MOD; cout<<ans<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Robot Racing |
User | RMQ |
Language | C++14 (GCC 5.4.1) |
Score | 900 |
Code Size | 866 Byte |
Status | AC |
Exec Time | 42 ms |
Memory | 1792 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | 400 / 400 | ||||||
Status |
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Set Name | Test Cases |
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Sample | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt |
Subtask | 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt |
All | 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 2_00.txt, 2_01.txt, 2_02.txt, 2_03.txt, 2_04.txt, 2_05.txt, 2_06.txt, 2_07.txt, 2_08.txt, 2_09.txt, 2_10.txt, 2_11.txt, 2_12.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_00.txt | AC | 1 ms | 256 KB |
0_01.txt | AC | 1 ms | 256 KB |
0_02.txt | AC | 1 ms | 256 KB |
0_03.txt | AC | 1 ms | 256 KB |
1_00.txt | AC | 1 ms | 256 KB |
1_01.txt | AC | 1 ms | 256 KB |
1_02.txt | AC | 1 ms | 256 KB |
1_03.txt | AC | 1 ms | 256 KB |
1_04.txt | AC | 1 ms | 256 KB |
1_05.txt | AC | 1 ms | 256 KB |
1_06.txt | AC | 1 ms | 256 KB |
1_07.txt | AC | 1 ms | 256 KB |
1_08.txt | AC | 1 ms | 256 KB |
1_09.txt | AC | 1 ms | 256 KB |
1_10.txt | AC | 1 ms | 256 KB |
2_00.txt | AC | 30 ms | 1024 KB |
2_01.txt | AC | 34 ms | 1792 KB |
2_02.txt | AC | 42 ms | 1792 KB |
2_03.txt | AC | 31 ms | 1408 KB |
2_04.txt | AC | 32 ms | 1536 KB |
2_05.txt | AC | 32 ms | 1664 KB |
2_06.txt | AC | 32 ms | 1792 KB |
2_07.txt | AC | 32 ms | 1792 KB |
2_08.txt | AC | 32 ms | 1792 KB |
2_09.txt | AC | 32 ms | 1792 KB |
2_10.txt | AC | 32 ms | 1792 KB |
2_11.txt | AC | 41 ms | 1792 KB |
2_12.txt | AC | 42 ms | 1792 KB |