Submission #3787496
Source Code Expand
#include<bits/stdc++.h> using namespace std; int calc(long a,long b,long p){ if(b == 0){ return 1; } else if(b % 2 == 0){ long d = calc(a,b/2,p); return (d*d)%p; } else{ return (a*calc(a,b-1,p)) % p; } } int main(){ long w,h,kekka = 1,inf = 1000000007; cin >> w >> h; //w+h-2 c w-1 for(long i = 0;i < w-1;i++){ kekka = (kekka*(w+h-2-i)) % inf; //cout << kekka << endl; } for(long i = 1;i <= w-1;i++){ kekka = (kekka*calc(i,inf-2,inf)) % inf; //cout << kekka << endl; } cout << kekka << endl; }
Submission Info
Submission Time | |
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Task | C - 経路 |
User | tyahan3278 |
Language | C++14 (GCC 5.4.1) |
Score | 101 |
Code Size | 582 Byte |
Status | AC |
Exec Time | 76 ms |
Memory | 256 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 | 1 ms | 256 KB |
001.txt | AC | 1 ms | 256 KB |
002.txt | AC | 1 ms | 256 KB |
003.txt | AC | 1 ms | 256 KB |
004.txt | AC | 1 ms | 256 KB |
005.txt | AC | 1 ms | 256 KB |
006.txt | AC | 1 ms | 256 KB |
007.txt | AC | 1 ms | 256 KB |
008.txt | AC | 1 ms | 256 KB |
009.txt | AC | 1 ms | 256 KB |
010.txt | AC | 1 ms | 256 KB |
011.txt | AC | 2 ms | 256 KB |
012.txt | AC | 2 ms | 256 KB |
013.txt | AC | 2 ms | 256 KB |
014.txt | AC | 2 ms | 256 KB |
015.txt | AC | 2 ms | 256 KB |
016.txt | AC | 2 ms | 256 KB |
017.txt | AC | 2 ms | 256 KB |
018.txt | AC | 2 ms | 256 KB |
019.txt | AC | 2 ms | 256 KB |
020.txt | AC | 2 ms | 256 KB |
021.txt | AC | 2 ms | 256 KB |
022.txt | AC | 57 ms | 256 KB |
023.txt | AC | 65 ms | 256 KB |
024.txt | AC | 65 ms | 256 KB |
025.txt | AC | 3 ms | 256 KB |
026.txt | AC | 9 ms | 256 KB |
027.txt | AC | 60 ms | 256 KB |
028.txt | AC | 49 ms | 256 KB |
029.txt | AC | 43 ms | 256 KB |
030.txt | AC | 39 ms | 256 KB |
031.txt | AC | 59 ms | 256 KB |
032.txt | AC | 76 ms | 256 KB |
s0.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |