Submission #1768377
Source Code Expand
#include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace std; using namespace __gnu_pbds; #define fi first #define se second #define mp make_pair #define pb push_back #define fbo find_by_order #define ook order_of_key typedef long long ll; typedef pair<int,int> ii; typedef vector<int> vi; typedef long double ld; typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> pbds; typedef set<int>::iterator sit; typedef map<int,int>::iterator mit; typedef vector<int>::iterator vit; ll x[100001]; const int MOD = 1e9 + 7; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n; cin>>n; for(int i=0;i<n;i++) { cin>>x[i]; } ll ans = 1; int siz=0; int ptr=0; for(int i = 0; i < n; i++) { while(ptr<n) { siz++; if(x[ptr++]>=2*siz-1) continue; else break; } ans=(ans*siz)%MOD; siz--; } cout<<ans<<'\n'; }
Submission Info
Submission Time | |
---|---|
Task | A - Robot Racing |
User | vjudge5 |
Language | C++14 (GCC 5.4.1) |
Score | 900 |
Code Size | 937 Byte |
Status | AC |
Exec Time | 12 ms |
Memory | 1024 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | 400 / 400 | ||||||
Status |
|
|
|
Set Name | Test Cases |
---|---|
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 | 9 ms | 1024 KB |
2_01.txt | AC | 10 ms | 1024 KB |
2_02.txt | AC | 12 ms | 1024 KB |
2_03.txt | AC | 10 ms | 1024 KB |
2_04.txt | AC | 10 ms | 1024 KB |
2_05.txt | AC | 10 ms | 1024 KB |
2_06.txt | AC | 10 ms | 1024 KB |
2_07.txt | AC | 10 ms | 1024 KB |
2_08.txt | AC | 10 ms | 1024 KB |
2_09.txt | AC | 10 ms | 1024 KB |
2_10.txt | AC | 10 ms | 1024 KB |
2_11.txt | AC | 11 ms | 1024 KB |
2_12.txt | AC | 11 ms | 1024 KB |