Submission #1136129
Source Code Expand
#include<cstdio> inline void read(int&r) { register char c;r=0; do c=getchar();while(c<'0'||c>'9'); do r=r*10+c-'0',c=getchar();while(c>='0'&&c<='9'); } typedef long long ll; const int mod=1e9+7; int main() { int n,i,x,ans=1;read(n); for(i=1;i<=n;i++) { read(x); if(x<=(i-1)<<1) ans=(ll)ans*i%mod,i--,n--; } do ans=(ll)ans*n%mod;while(--n); printf("%d\n",ans); }
Submission Info
Submission Time | |
---|---|
Task | A - Robot Racing |
User | htn |
Language | C++14 (GCC 5.4.1) |
Score | 900 |
Code Size | 402 Byte |
Status | AC |
Exec Time | 8 ms |
Memory | 128 KB |
Judge Result
Set Name | Sample | Subtask | All | ||||||
---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | 400 / 400 | ||||||
Status |
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|
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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 | 0 ms | 128 KB |
0_01.txt | AC | 0 ms | 128 KB |
0_02.txt | AC | 0 ms | 128 KB |
0_03.txt | AC | 0 ms | 128 KB |
1_00.txt | AC | 0 ms | 128 KB |
1_01.txt | AC | 0 ms | 128 KB |
1_02.txt | AC | 0 ms | 128 KB |
1_03.txt | AC | 0 ms | 128 KB |
1_04.txt | AC | 0 ms | 128 KB |
1_05.txt | AC | 0 ms | 128 KB |
1_06.txt | AC | 0 ms | 128 KB |
1_07.txt | AC | 0 ms | 128 KB |
1_08.txt | AC | 0 ms | 128 KB |
1_09.txt | AC | 0 ms | 128 KB |
1_10.txt | AC | 0 ms | 128 KB |
2_00.txt | AC | 5 ms | 128 KB |
2_01.txt | AC | 6 ms | 128 KB |
2_02.txt | AC | 8 ms | 128 KB |
2_03.txt | AC | 6 ms | 128 KB |
2_04.txt | AC | 6 ms | 128 KB |
2_05.txt | AC | 6 ms | 128 KB |
2_06.txt | AC | 6 ms | 128 KB |
2_07.txt | AC | 6 ms | 128 KB |
2_08.txt | AC | 6 ms | 128 KB |
2_09.txt | AC | 6 ms | 128 KB |
2_10.txt | AC | 7 ms | 128 KB |
2_11.txt | AC | 8 ms | 128 KB |
2_12.txt | AC | 8 ms | 128 KB |