Submission #2182507
Source Code Expand
#include<cstdio> #include<cstring> const int mod=1000000007; int n,f[4001][4001],m,k,l,ans,x; int main() { scanf("%d%d%d",&n,&m,&k); l=(n+m-1)/(k-1); memset(f,0,sizeof(f)); f[0][0]=1; for (int i=1; i<=l; i++) for (int j=0; j<k; j++) for (int o=0; o<=m; o++) f[i][j+o]=(f[i][j+o]+f[i-1][o])%mod; ans=0; for (int i=m; i>0; i-=(k-1)) { x=(m-i)/(k-1); ans=(ans+f[l-x][i])%mod; } printf("%d\n",ans); return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Eternal Average |
User | panole |
Language | C++14 (GCC 5.4.1) |
Score | 1600 |
Code Size | 456 Byte |
Status | AC |
Exec Time | 53 ms |
Memory | 62720 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:10:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&n,&m,&k); ^
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1600 / 1600 | ||||
Status |
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Set Name | Test Cases |
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Sample | s1.txt, s2.txt, s3.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, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, s1.txt, s2.txt, s3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
01.txt | AC | 16 ms | 62720 KB |
02.txt | AC | 53 ms | 62720 KB |
03.txt | AC | 16 ms | 62720 KB |
04.txt | AC | 16 ms | 62720 KB |
05.txt | AC | 42 ms | 62720 KB |
06.txt | AC | 27 ms | 62720 KB |
07.txt | AC | 16 ms | 62720 KB |
08.txt | AC | 17 ms | 62720 KB |
09.txt | AC | 34 ms | 62720 KB |
10.txt | AC | 33 ms | 62720 KB |
11.txt | AC | 33 ms | 62720 KB |
12.txt | AC | 33 ms | 62720 KB |
13.txt | AC | 32 ms | 62720 KB |
14.txt | AC | 24 ms | 62720 KB |
15.txt | AC | 32 ms | 62720 KB |
16.txt | AC | 19 ms | 62720 KB |
17.txt | AC | 28 ms | 62720 KB |
18.txt | AC | 27 ms | 62720 KB |
19.txt | AC | 18 ms | 62720 KB |
20.txt | AC | 31 ms | 62720 KB |
21.txt | AC | 16 ms | 62720 KB |
22.txt | AC | 35 ms | 62720 KB |
23.txt | AC | 30 ms | 62720 KB |
24.txt | AC | 29 ms | 62720 KB |
s1.txt | AC | 16 ms | 62720 KB |
s2.txt | AC | 16 ms | 62720 KB |
s3.txt | AC | 16 ms | 62720 KB |