Submission #658031
Source Code Expand
#include <iostream> using namespace std; typedef long long ll; const int mod=1000000007; int pow(ll i,ll j){ ll tmp=1; while(j){ if(j%2) tmp=tmp*i%mod; i=i*i%mod; j/=2; } return tmp; } int main(){ ll w,h; cin>>w>>h; w--; h--; //w+hCw ll a=1,b=1; for(int i=0;i<w;i++) a=a*(w+h-i)%mod; for(int i=2;i<=w;i++) b=b*i%mod; cout<<a*pow(b,mod-2)%mod<<endl; return 0; }
Submission Info
Submission Time | |
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Task | C - 経路 |
User | fiord |
Language | C++ (GCC 4.9.2) |
Score | 101 |
Code Size | 400 Byte |
Status | AC |
Exec Time | 28 ms |
Memory | 928 KB |
Judge Result
Set Name | Sample | Dataset1 | Dataset2 | All | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 50 / 50 | 50 / 50 | 1 / 1 | ||||||||
Status |
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Set Name | Test Cases |
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Sample | s0.txt, s1.txt |
Dataset1 | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, s0.txt |
Dataset2 | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, s0.txt, s1.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, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, s0.txt, s1.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 26 ms | 928 KB |
001.txt | AC | 25 ms | 796 KB |
002.txt | AC | 24 ms | 800 KB |
003.txt | AC | 24 ms | 796 KB |
004.txt | AC | 27 ms | 808 KB |
005.txt | AC | 27 ms | 928 KB |
006.txt | AC | 26 ms | 800 KB |
007.txt | AC | 24 ms | 924 KB |
008.txt | AC | 26 ms | 792 KB |
009.txt | AC | 24 ms | 796 KB |
010.txt | AC | 26 ms | 676 KB |
011.txt | AC | 26 ms | 924 KB |
012.txt | AC | 24 ms | 800 KB |
013.txt | AC | 26 ms | 800 KB |
014.txt | AC | 26 ms | 800 KB |
015.txt | AC | 26 ms | 804 KB |
016.txt | AC | 26 ms | 924 KB |
017.txt | AC | 27 ms | 804 KB |
018.txt | AC | 24 ms | 800 KB |
019.txt | AC | 25 ms | 800 KB |
020.txt | AC | 26 ms | 804 KB |
021.txt | AC | 25 ms | 924 KB |
022.txt | AC | 27 ms | 796 KB |
023.txt | AC | 27 ms | 796 KB |
024.txt | AC | 27 ms | 800 KB |
025.txt | AC | 24 ms | 800 KB |
026.txt | AC | 26 ms | 672 KB |
027.txt | AC | 27 ms | 796 KB |
028.txt | AC | 27 ms | 804 KB |
029.txt | AC | 27 ms | 800 KB |
030.txt | AC | 25 ms | 792 KB |
031.txt | AC | 27 ms | 792 KB |
032.txt | AC | 28 ms | 928 KB |
s0.txt | AC | 25 ms | 796 KB |
s1.txt | AC | 26 ms | 672 KB |