Submission #1247650
Source Code Expand
#include<iostream> #include<cstdio> #include<string> #include<algorithm> #include<cstring> #include<vector> #include<cmath> #include<queue> #include<stack> using namespace std; #define INT(x) int x; scanf("%d",&x) #define LL(x) ll x; scanf("%lld",&x) #define INPUT(x) cin >> x #define REP1(x,n) for(int x = 0; x < n; x++) #define REP2(x,s,e) for(int x = s; x <= e; x++) #define RREP1(x,n) for(int x = n-1; x >= 0; x--) #define RREP2(x,s,e) for(int x = s; x >= e; x--) #define BR printf("\n") #define INF 2000000000 typedef long long ll; //x^n % mod の計算 ll mod_pow(ll x, ll n, ll mod) { ll res = 1; while(n > 0){ if(n&1) res = res * x % mod; x = x * x % mod; n >>= 1; } return res; } //nCk % mod の計算 ll mod_nCk(ll n, ll k, ll mod){ k = min(k,n-k); ll ue = 1; ll shita = 1; REP1(i,k) ue = ue * (n-i) % mod; REP2(i,1,k) shita = shita * i % mod; return ue * mod_pow(shita,mod - 2,mod) % mod; } int main(){ LL(W);LL(H); H--; W--; ll all = W + H; cout << mod_nCk(all,H,1000000007) << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - 経路 |
User | tst_tsq |
Language | C++14 (GCC 5.4.1) |
Score | 101 |
Code Size | 1116 Byte |
Status | AC |
Exec Time | 4 ms |
Memory | 256 KB |
Compile Error
./Main.cpp: In function ‘int main()’: ./Main.cpp:47:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] LL(W);LL(H); ^ ./Main.cpp:47:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] LL(W);LL(H); ^
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 | 1 ms | 256 KB |
012.txt | AC | 1 ms | 256 KB |
013.txt | AC | 1 ms | 256 KB |
014.txt | AC | 1 ms | 256 KB |
015.txt | AC | 1 ms | 256 KB |
016.txt | AC | 1 ms | 256 KB |
017.txt | AC | 1 ms | 256 KB |
018.txt | AC | 1 ms | 256 KB |
019.txt | AC | 1 ms | 256 KB |
020.txt | AC | 1 ms | 256 KB |
021.txt | AC | 1 ms | 256 KB |
022.txt | AC | 3 ms | 256 KB |
023.txt | AC | 3 ms | 256 KB |
024.txt | AC | 3 ms | 256 KB |
025.txt | AC | 1 ms | 256 KB |
026.txt | AC | 1 ms | 256 KB |
027.txt | AC | 3 ms | 256 KB |
028.txt | AC | 3 ms | 256 KB |
029.txt | AC | 2 ms | 256 KB |
030.txt | AC | 3 ms | 256 KB |
031.txt | AC | 2 ms | 256 KB |
032.txt | AC | 4 ms | 256 KB |
s0.txt | AC | 1 ms | 256 KB |
s1.txt | AC | 1 ms | 256 KB |